Prof Chan Hwang See's Outputs (335)

Valorization of diverse waste-derived nanocellulose for multifaceted applications: A review (2024)
Journal Article
Ghamari, M., Sun, D., Dai, Y., See, C. H., Yu, H., Edirisinghe, M., & Sundaram, S. (2024). Valorization of diverse waste-derived nanocellulose for multifaceted applications: A review. International Journal of Biological Macromolecules, 280(3), Article 136130. https://doi.org/10.1016/j.ijbiomac.2024.136130

The study underscores the urgent need for sustainable waste management by focusing on circular economy principles, government regulations, and public awareness to combat ecological threats, pollution, and climate change effects. It explores extractin... Read More about Valorization of diverse waste-derived nanocellulose for multifaceted applications: A review.

Advancements and Challenges in Antenna Design and Rectifying Circuits for Radio Frequency Energy Harvesting (2024)
Journal Article
Odiamenhi, M., Jahanbakhsh Basherlou, H., Hwang See, C., Ojaroudi Parchin, N., Goh, K., & Yu, H. (2024). Advancements and Challenges in Antenna Design and Rectifying Circuits for Radio Frequency Energy Harvesting. Sensors, 24(21), Article 6804. https://doi.org/10.3390/s24216804

The proliferation of smart devices increases the demand for energy-efficient, battery-free technologies essential for sustaining IoT devices in Industry 4.0 and 5G networks, which require zero maintenance and sustainable operation. Integrating radio... Read More about Advancements and Challenges in Antenna Design and Rectifying Circuits for Radio Frequency Energy Harvesting.

Low-cost multiband four-port Phased array antenna for sub-6 GHz 5G applications with enhanced gain methodology in Radio-over-fiber systems using modulation instability (2024)
Journal Article
Zakeri, H., Azizpour, R., Khoddami, P., Moradi, G., Alibakhshikenari, M., See, C. H., Denidni, T. A., Falcone, F., Koziel, S., & Limiti, E. (2024). Low-cost multiband four-port Phased array antenna for sub-6 GHz 5G applications with enhanced gain methodology in Radio-over-fiber systems using modulation instability. IEEE Access, 12, 117787-117799. https://doi.org/10.1109/access.2024.3446313

Phased array antenna (PAA) technology is essential for applications requiring high gain and wide bandwidth, such as sensors, medical, and 5G. Achieving such a design, however, is a challenging and intricate process that calls for precise calculations... Read More about Low-cost multiband four-port Phased array antenna for sub-6 GHz 5G applications with enhanced gain methodology in Radio-over-fiber systems using modulation instability.

Compact reconfigurable MIMO antenna for 5G and Wi-Fi applications (2024)
Journal Article
Mshwat, W. A., Kosha, J., Salisu, A., Ullah, A., Ali, N. T., Issa, E., See, C. H., Zebiri, C., Rodriguez, J., & Abd-Alhameed, R. (2024). Compact reconfigurable MIMO antenna for 5G and Wi-Fi applications. IEEE Access, 12, https://doi.org/10.1109/ACCESS.2024.3440653

Four miniaturized four-element multiple-input multiple-output (MIMO) antenna designs are proposed, designed, and fabricated with dimensions of 26 mm x 26 mm x 0.8 mm each. The first MIMO design operates at 3.5 GHz, while the second operates at 5.2 GH... Read More about Compact reconfigurable MIMO antenna for 5G and Wi-Fi applications.

Advancing sustainable building through passive cooling with phase change materials, a comprehensive literature review (2024)
Journal Article
Ghamari, M., See, C. H., Hughes, D., Mallick, T., Reddy, K. S., Patchigolla, K., & Sundaram, S. (2024). Advancing sustainable building through passive cooling with phase change materials, a comprehensive literature review. Energy and Buildings, 312, Article 114164. https://doi.org/10.1016/j.enbuild.2024.114164

Phase Change Materials (PCMs) present cutting-edge technology with substantial promise for advancing sustainable and energy-efficient cooling in buildings. These materials can absorb and release latent heat during phase transitions, facilitating ther... Read More about Advancing sustainable building through passive cooling with phase change materials, a comprehensive literature review.

Wideband Endfire Antenna Array for 5G mmWave Mobile Terminals (2024)
Journal Article
Zidour, A., Ayad, M., Alibakhshikenari, M., See, C. H., Lai, Y.-X., Ma, Y., Guenad, B., Livreri, P., Khan, S., Pau, G., & Denidni, T. A. (2024). Wideband Endfire Antenna Array for 5G mmWave Mobile Terminals. IEEE Access, 12, 39926-39935. https://doi.org/10.1109/ACCESS.2023.0322000

In this paper, a compact endfire antenna array with low-profile, small clearance, and wideband operation is proposed for millimeter-wave (mmWave) fifth-generation (5G) mobile terminals. The wideband operation is achieved by exciting two identical bow... Read More about Wideband Endfire Antenna Array for 5G mmWave Mobile Terminals.

Evaluation of microwave square ring metamaterial-based resonator for glucose detection (2024)
Journal Article
Mustafa Kamal, M. H., Qureshi, S. A., Zainal Abidin, Z., Majid, H. A., & See, C. H. (2024). Evaluation of microwave square ring metamaterial-based resonator for glucose detection. Journal of Engineering and Applied Science, 71, Article 66. https://doi.org/10.1186/s44147-024-00366-1

This study presents a biosensor working at a frequency of 3.5 GHz, which is designed as a square ring metamaterial resonator. This study aimed to evaluate the impact of blood amount on the metamaterial-based resonator sensor’s sensitivity. The struct... Read More about Evaluation of microwave square ring metamaterial-based resonator for glucose detection.

Editorial on Antennas (2023)
Journal Article
Parchin, N. O., See, C. H., & Abd-Alhameed, R. A. (2023). Editorial on Antennas. Sensors, 23(24), Article 9643. https://doi.org/10.3390/s23249643

[Abstract unavailable.]

Swarm intelligence-based packet scheduling for future intelligent networks (2023)
Journal Article
Husen, A., Chaudary, M. H., Ahmed, F., Farooq-i-Azam, M., See, C. H., & Ghani, A. (2023). Swarm intelligence-based packet scheduling for future intelligent networks. PeerJ Computer Science, 9, Article e1671. https://doi.org/10.7717/peerj-cs.1671

Network operations involve several decision-making tasks. Some of these tasks are related to operators, such as extending the footprint or upgrading the network capacityties. Other decision tasks are related to network functionsnalities, such as traf... Read More about Swarm intelligence-based packet scheduling for future intelligent networks.

Generalized Concept and MATLAB Code for Modeling and Analyzing Wideband 90° Stub-Loaded Phase Shifters with Simulation and Experimental Verifications (2023)
Journal Article
M. Alnahwi, F., I. A. Al-Yasir, Y., See, C. H., S. Abdullah, A., & Abd-Alhameed, A. R. A. (2023). Generalized Concept and MATLAB Code for Modeling and Analyzing Wideband 90° Stub-Loaded Phase Shifters with Simulation and Experimental Verifications. Sensors, 23(18), Article 7773. https://doi.org/10.3390/s23187773

In the design of phase shifters, the modeling equations are too complicated and require some approximations to be derived correctly by hand. In response to this problem, this paper presents a generalized concept, algorithm, and MATLAB code that provi... Read More about Generalized Concept and MATLAB Code for Modeling and Analyzing Wideband 90° Stub-Loaded Phase Shifters with Simulation and Experimental Verifications.

Enhancement of Precise Underwater Object Localization (2023)
Journal Article
Kaveripakam, S., Chinthaginjala, R., Anbazhagan, R., Alibakhshikenari, M., Virdee, B., Khan, S., …Abd-Alhameed, R. (2023). Enhancement of Precise Underwater Object Localization. Radio Science, 58(9), https://doi.org/10.1029/2023rs007782

Underwater communication applications extensively use localization services for object identification. Because of their significant impact on ocean exploration and monitoring, underwater wireless sensor networks (UWSN) are becoming increasingly popul... Read More about Enhancement of Precise Underwater Object Localization.

Frequency-Selective Surface-Based MIMO Antenna Array for 5G Millimeter-Wave Applications (2023)
Journal Article
Ud Din, I., Alibakhshikenari, M., Virdee, B. S., Jayanthi, R. K. R., Ullah, S., Khan, S., See, C. H., Golunski, L., & Koziel, S. (2023). Frequency-Selective Surface-Based MIMO Antenna Array for 5G Millimeter-Wave Applications. Sensors, 23(15), Article 7009. https://doi.org/10.3390/s23157009

In this paper, a radiating element consisting of a modified circular patch is proposed for MIMO arrays for 5G millimeter-wave applications. The radiating elements in the proposed 2 × 2 MIMO antenna array are orthogonally configured relative to each o... Read More about Frequency-Selective Surface-Based MIMO Antenna Array for 5G Millimeter-Wave Applications.

Intelligent Metasurface Layer for Direct Antenna Amplitude Modulation Scheme (2023)
Journal Article
Jwair, M. H., Elwi, T. A., Alibakhshikenari, M., Virdee, B. S., Almizan, H., Abdul Hassain, Z. A., Ali, S. M., Kouhalvandi, L., Livreri, P., Tokan, N. T., Pau, G., See, C. H., & Limiti, E. (2023). Intelligent Metasurface Layer for Direct Antenna Amplitude Modulation Scheme. IEEE Access, 11, 77506 - 77517. https://doi.org/10.1109/access.2023.3297264

This paper proposes a transmitter system based on direct antenna amplitude-shift keying modulation for point-to-point microwave link. The proposed system is formed from a conventional microstrip antenna and a novel reconfigurable metasurface layer (R... Read More about Intelligent Metasurface Layer for Direct Antenna Amplitude Modulation Scheme.

Dual-Band MIMO Antenna Design for 5G Smartphones Mobile Communications (2023)
Journal Article
Ullah, A., Parchin, N. O., Abdul-Al, M., Manan, W., Salisu, A., Gharbia, I., See, C. H., & Abd-Alhameed, R. A. (2023). Dual-Band MIMO Antenna Design for 5G Smartphones Mobile Communications. Journal of Techniques, 5(2), 1-9. https://doi.org/10.51173/jt.v5i2.1259

In this research, an innovative L-shape slot that is fed by F-shape dual-band six-Elements multiple-input multiple-output (MIMO) antenna for mobile phones that operate in a 5G spectrum is demonstrated. This proposed antenna has six antenna elements t... Read More about Dual-Band MIMO Antenna Design for 5G Smartphones Mobile Communications.

Compact highly isolated dual-band 4-port MIMO antenna for sub-6 GHz applications Compact highly isolated dual-band 4-port MIMO antenna for sub-6 GHz applications (2023)
Journal Article
Salamin, M. A., Zugari, A., Alibakhshikenari, M., See, C. H., Abd-Alhameed, R., & Limiti, E. (2023). Compact highly isolated dual-band 4-port MIMO antenna for sub-6 GHz applications Compact highly isolated dual-band 4-port MIMO antenna for sub-6 GHz applications. Journal of Electromagnetic Waves and Applications, 37(10-12), 1023-1043. https://doi.org/10.1080/09205071.2023.2220145

In this work, a compact 4-element multiple-input multiple-output (MIMO) antenna system is presented for sub-6 GHz applications. A modified M-shaped strip is used to form each antenna element in the MIMO system. To improve performance, a rectangular-s... Read More about Compact highly isolated dual-band 4-port MIMO antenna for sub-6 GHz applications Compact highly isolated dual-band 4-port MIMO antenna for sub-6 GHz applications.

Modelling of co-axial and tri-axial milli-fluidic devices for co-extrusion of semi-solid solids (2023)
Journal Article
Ali Al-Sharai, A., Fhong Soon, C., See, C. H., Yee, S. K., Tee, K. S., & Wahab, M. A. (2023). Modelling of co-axial and tri-axial milli-fluidic devices for co-extrusion of semi-solid solids. ASEAN Engineering Journal, 13(2), 93-100. https://doi.org/10.11113/aej.v13.18953

With the use of a milli-fluidics device, it is possible to manipulate small amounts of fluid in the millimeter range with pinpoint accuracy. The milli-fluidics are currently lacking in studies of the relationship between fluid viscosity, output veloc... Read More about Modelling of co-axial and tri-axial milli-fluidic devices for co-extrusion of semi-solid solids.

Energy Efficiency and Throughput Optimization in 5G Heterogeneous Networks (2023)
Journal Article
Arshad, R., Farooq-i-Azam, M., Muzzammel, R., Ghani, A., & See, C. H. (2023). Energy Efficiency and Throughput Optimization in 5G Heterogeneous Networks. Electronics, 12(9), Article 2031. https://doi.org/10.3390/electronics12092031

Device to device communication offers an optimistic technology for 5G network which aims to enhance data rate, reduce latency and cost, improve energy efficiency as well as provide other desired features. 5G heterogeneous network (5GHN) with a decoup... Read More about Energy Efficiency and Throughput Optimization in 5G Heterogeneous Networks.

Sustainable electrochemical energy storage devices using natural bast fibres (2023)
Journal Article
Manjakkal, L., Jain, A., Nandy, S., Goswami, S., Pereira, L., See, C. H., Tiago Carvalho, J., Pillai, S. C., & Hogg, R. A. (2023). Sustainable electrochemical energy storage devices using natural bast fibres. Chemical Engineering Journal, 465, Article 142845. https://doi.org/10.1016/j.cej.2023.142845

Naturally abundant materials play a crucial role in the development of sustainable electrochemical energy storage (EES) devices including batteries and supercapacitors (SCs). This is due to limited available resources with regard to energy storage ma... Read More about Sustainable electrochemical energy storage devices using natural bast fibres.

An efficient antenna system with improved radiation for multi-standard/multi-mode 5G cellular communications (2023)
Journal Article
Parchin, N. O., Mohamed, H. G., Moussa, K. H., See, C. H., Abd-Alhameed, R. A., Alwadai, N. M., & Amar, A. S. I. (2023). An efficient antenna system with improved radiation for multi-standard/multi-mode 5G cellular communications. Scientific Reports, 13, Article 4179. https://doi.org/10.1038/s41598-023-31407-z

This paper introduces a multi-input multiple-output (MIMO) antenna array system that provides improved radiation diversity for multi-standard/multi-mode 5G communications. The introduced MIMO design contains four pairs of miniaturized self-complement... Read More about An efficient antenna system with improved radiation for multi-standard/multi-mode 5G cellular communications.

Radiation characteristic of cloud based magnetometer for vehicle detection (2023)
Journal Article
Yee, S. K., Teoh, M. C., Abidin, Z. Z., Dahlan, S. H., Anuar, M. R., Tee, K. S., Lim, D., See, C. H., Zhang, H., Zheng, Y., & Soon, C. F. (2023). Radiation characteristic of cloud based magnetometer for vehicle detection. Jurnal Teknologi, 85(2), 167-174. https://doi.org/10.11113/jurnalteknologi.v85.19090

A traffic sensing and monitoring system based on a magnetometer is proposed to work with Arduino pro-mini and nRF24L01 to mitigate traffic congestion problems. As vehicles pass through the magnetometer buried underground, the microcontroller process... Read More about Radiation characteristic of cloud based magnetometer for vehicle detection.

Low-Loss and Dual-Band Filter Inspired by Glide Symmetry Principle Over Millimeter-Wave Spectrum for 5G Cellular Networks (2023)
Journal Article
Karamirad, M., Pouyanfar, N., Alibakhshikenari, M., Ghobadi, C., Nourinia, J., See, C. H., & Falcone, F. (2023). Low-Loss and Dual-Band Filter Inspired by Glide Symmetry Principle Over Millimeter-Wave Spectrum for 5G Cellular Networks. iScience, 26(1), Article 105899. https://doi.org/10.1016/j.isci.2022.105899

This paper focuses on designing a dual-band, bandpass filter configuration inspired by glide-symmetric structures in a single plane. Geometry configuration of elliptical slots on both sides of single substrate generally affects electromagnetic fields... Read More about Low-Loss and Dual-Band Filter Inspired by Glide Symmetry Principle Over Millimeter-Wave Spectrum for 5G Cellular Networks.

High performance antenna-on-chip inspired by SIW and metasurface technologies for THz band operation (2023)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Rajaguru, R. K., Iqbal, A., Al‑Hasan, M., See, C. H., & Falcone, F. (2023). High performance antenna-on-chip inspired by SIW and metasurface technologies for THz band operation. Scientific Reports, 13(1), Article 56. https://doi.org/10.1038/s41598-022-27364-8

In this paper, a high-performance antenna-on-chip (AoC) is implemented on gallium arsenide (GaAs) wafer based on the substrate integrated waveguide (SIW) and metasurface (MTS) technologies for terahertz band applications. The proposed antenna is cons... Read More about High performance antenna-on-chip inspired by SIW and metasurface technologies for THz band operation.

Metasurface-Inspired Flexible Wearable MIMO Antenna Array for Wireless Body Area Network Applications and Biomedical Telemetry Devices (2022)
Journal Article
Althuwayb, A. A., Alibakhshikenari, M., Virdee, B. S., Rashid, N., Kaaniche, K., Ben Atitallah, A., Armghan, A., Elhamrawy, O. I., See, C. H., & Falcone, F. (2022). Metasurface-Inspired Flexible Wearable MIMO Antenna Array for Wireless Body Area Network Applications and Biomedical Telemetry Devices. IEEE Access, 11, 1039-1056. https://doi.org/10.1109/ACCESS.2022.3233388

This article presents a sub-6GHz ISM-band flexible wearable MIMO antenna array for wireless body area networks (WBANs) and biomedical telemetry devices. The array is based on metasurface inspired technology. The antenna array consists of 2×2 matrix o... Read More about Metasurface-Inspired Flexible Wearable MIMO Antenna Array for Wireless Body Area Network Applications and Biomedical Telemetry Devices.

Review on Unmanned Aerial Vehicle Assisted Sensor Node Localization in Wireless Networks: Soft Computing Approaches (2022)
Journal Article
Annepu, V., Sona, D. R., Ravikumar, C., Bagadi, K., Alibakhshikenari, M., Althuwayb, A. A., Alali, B., Virdee, B. S., Pau, G., Dayoub, I., See, C. H., & Falcone, F. (2022). Review on Unmanned Aerial Vehicle Assisted Sensor Node Localization in Wireless Networks: Soft Computing Approaches. IEEE Access, 10, 132875-132894. https://doi.org/10.1109/access.2022.3230661

Node positioning or localization is a critical requisite for numerous position-based applications of wireless sensor network (WSN). Localization using the unmanned aerial vehicle (UAV) is
preferred over localization using fixed terrestrial anchor no... Read More about Review on Unmanned Aerial Vehicle Assisted Sensor Node Localization in Wireless Networks: Soft Computing Approaches.

Computer Vision Based Kidney’s (HK-2) Damaged Cells Classification with Reconfigurable Hardware Accelerator (FPGA) (2022)
Journal Article
Ghani, A., Hodeify, . R., See, C. H., Keates, S., Lee, D., & Bouridane, A. (2022). Computer Vision Based Kidney’s (HK-2) Damaged Cells Classification with Reconfigurable Hardware Accelerator (FPGA). Electronics, 11(24), Article 4234. https://doi.org/10.3390/electronics11244234

In medical and health sciences, detection of cell injury plays an important role in diagnosis, personal treatment and disease prevention. Despite recent advancements in tools and methods for image classification, it is challenging to classify cell im... Read More about Computer Vision Based Kidney’s (HK-2) Damaged Cells Classification with Reconfigurable Hardware Accelerator (FPGA).

6G Wireless Communication Systems: Applications, Opportunities and Challenges (2022)
Journal Article
Anoh, K., See, C. H., Dama, Y., Abd-Alhameed, R. A., & Keates, S. (2022). 6G Wireless Communication Systems: Applications, Opportunities and Challenges. Future Internet, 14(12), Article 379. https://doi.org/10.3390/fi14120379

As the technical specifications of the 5th Generation (5G) wireless communication standard are being wrapped up, there are growing efforts amongst researchers, industrialists and standardisation bodies on the enabling technologies of a 6G standard or... Read More about 6G Wireless Communication Systems: Applications, Opportunities and Challenges.

Preparation of Elastomeric Nanocomposites Using Nanocellulose and Recycled Alum Sludge for Flexible Dielectric Materials (2022)
Journal Article
Sun, D., Saw, B. L., Onyianta, A. J., Wang, B., Wilson, C., O'Rourke, D., See, C. H., Popescu, C., Dorris, M., Shyha, I., & Lu, Z. (2023). Preparation of Elastomeric Nanocomposites Using Nanocellulose and Recycled Alum Sludge for Flexible Dielectric Materials. Journal of Advanced Dielectrics, 13(01), Article 2242008. https://doi.org/10.1142/s2010135x22420085

Flexible dielectric materials with environmental-friendly, low-cost and high-energy density characteristics are in increasing demand as the world steps into the new Industrial 4.0 era. In this work, an elastomeric nanocomposite was developed by incor... Read More about Preparation of Elastomeric Nanocomposites Using Nanocellulose and Recycled Alum Sludge for Flexible Dielectric Materials.

Four-Element/Eight-Port MIMO Antenna System with Diversity and Desirable Radiation for Sub 6 GHz Modern 5G Smartphones (2022)
Journal Article
Parchin, N. O., Amar, A. S., Darwish, M., Moussa, K. H., See, C. H., Abd-Alhameed, R. A., Alwadai, N. M., & Mohamed, H. G. (2022). Four-Element/Eight-Port MIMO Antenna System with Diversity and Desirable Radiation for Sub 6 GHz Modern 5G Smartphones. IEEE Access, 10, 133037-133051. https://doi.org/10.1109/access.2022.3227199

In this manuscript, a multiple-input multiple-output (MIMO) antenna array system with identical compact antenna elements providing wide radiation and diversity function is introduced for sub 6 GHz fifth-generation (5G) cellular applications. The intr... Read More about Four-Element/Eight-Port MIMO Antenna System with Diversity and Desirable Radiation for Sub 6 GHz Modern 5G Smartphones.

Preparation of flexible dielectric nanocomposites using nanocellulose and recycled alum sludge for wearable technology applications (2022)
Journal Article
Sun, D., Saw, L., Onyianta, A., O'Rourke, D., Lu, Z., Wilson, C., See, C. H., Popescu, C., Dorris, M., & Shyha, I. (2022). Preparation of flexible dielectric nanocomposites using nanocellulose and recycled alum sludge for wearable technology applications. Materials, Methods & Technologies, 16, 149-159

With the rapid development of wearable technology, flexible dielectric materials with environmental-friendly, low-cost and high-energy efficiency characteristics are in increasing demand. In this work, a flexible dielectric nanocomposite was develope... Read More about Preparation of flexible dielectric nanocomposites using nanocellulose and recycled alum sludge for wearable technology applications.

High Gain/Bandwidth Off-Chip Antenna Loaded with Metamaterial Unit-Cell Impedance Matching Circuit for Sub-Terahertz Near-Field Electronic Systems (2022)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Mariyanayagam, D., Vadalà, V., Naser-Moghadasi, M., See, C. H., Dayoub, I., Aïssa, S., Livreri, P., Burokur, S. N., Pietrenko-Dabrowska, A., Falcone, F., Koziel, S., & Limiti, E. (2022). High Gain/Bandwidth Off-Chip Antenna Loaded with Metamaterial Unit-Cell Impedance Matching Circuit for Sub-Terahertz Near-Field Electronic Systems. Scientific Reports, 12(1), 17893. https://doi.org/10.1038/s41598-022-22828-3

An innovative off-chip antenna (OCA) is presented that exhibits high gain and efficiency performance at the terahertz (THz) band and has a wide operational bandwidth. The proposed OCA is implemented on stacked silicon layers and consists of an open c... Read More about High Gain/Bandwidth Off-Chip Antenna Loaded with Metamaterial Unit-Cell Impedance Matching Circuit for Sub-Terahertz Near-Field Electronic Systems.

Detection of Signals in MC–CDMA Using a Novel Iterative Block Decision Feedback Equalizer (2022)
Journal Article
Bagadi, K., Ravikumar, C., Sathish, K., Alibakhshikenari, M., Virdee, B. S., Kouhalvandi, L., Olan-Nuñez, . K. N., Pau, G., See, C. H., Dayoub, I., Livreri, . P., Aïssa, S., Falcone, F., & Limiti, E. (2022). Detection of Signals in MC–CDMA Using a Novel Iterative Block Decision Feedback Equalizer. IEEE Access, 10, 105674-105684. https://doi.org/10.1109/ACCESS.2022.3211392

This paper presents a technique to mitigate multiple access interference (MAI) in multicarrier code division multiple access (MC-CDMA) wireless communications systems. Although under normal circumstances the MC-CDMA system can achieve high spectral e... Read More about Detection of Signals in MC–CDMA Using a Novel Iterative Block Decision Feedback Equalizer.

On the Fast DHT Precoding of OFDM Signals over Frequency-Selective Fading Channels for Wireless Applications (2022)
Journal Article
Anoh, K., Tanriover, C., Ribeiro, M. V., Adebisi, B., & See, C. H. (2022). On the Fast DHT Precoding of OFDM Signals over Frequency-Selective Fading Channels for Wireless Applications. Electronics, 11(19), Article 3099. https://doi.org/10.3390/electronics11193099

Due to high power consumption and other problems, it is unlikely that orthogonal frequency-division multiplexing (OFDM) would be included in the uplink of the future 6G standard. High power consumption in OFDM systems is motivated by the high peak-to... Read More about On the Fast DHT Precoding of OFDM Signals over Frequency-Selective Fading Channels for Wireless Applications.

Detection of Ethanol Concentration in Liquid Using a Double-Layered Resonator Operating at 5G-mm-Wave Frequencies (2022)
Journal Article
Qureshi, S. A., Abidin, Z. Z., Majid, H. A., Ashyap, A. Y. I., & See, C. H. (2022). Detection of Ethanol Concentration in Liquid Using a Double-Layered Resonator Operating at 5G-mm-Wave Frequencies. Journal of Electronic Materials, 51, 7028-7036. https://doi.org/10.1007/s11664-022-09932-w

A new sensing technique for rapidly detecting ethanol concentration in aqueous solutions based on electromagnetic resonance is discussed. The sensor has two substrate layers and operates at 5G-mm-wave frequencies. An experimental study of the new res... Read More about Detection of Ethanol Concentration in Liquid Using a Double-Layered Resonator Operating at 5G-mm-Wave Frequencies.

A Compact Wideband Circularly Polarized Planar Monopole Antenna with Axial Ratio Bandwidth Entirely Encompassing the Antenna Bandwidth (2022)
Journal Article
Mousa, F. M., Al-Yasir, Y. I. A., Ali, N. T., Gharbia, I., See, C. H., & Abd-Alhameed, R. (2022). A Compact Wideband Circularly Polarized Planar Monopole Antenna with Axial Ratio Bandwidth Entirely Encompassing the Antenna Bandwidth. IEEE Access, 10, 81828-81835. https://doi.org/10.1109/ACCESS.2022.3196610

The antenna presented in this study is a compact wideband monopole with wideband circular polarization that can be used across the whole antenna bandwidth. A rectangular C-shaped patch is partially covered by a ground plane in the proposed planar mon... Read More about A Compact Wideband Circularly Polarized Planar Monopole Antenna with Axial Ratio Bandwidth Entirely Encompassing the Antenna Bandwidth.

Microwave sensor for liquid mixture identification based on composite right left hand-zero-order resonator for sensitivity improvement (2022)
Journal Article
Hocine, S., Lashab, . M., Belattar, M., Ouchtati, S., See, C. H., Hu, Y.-F., & Abd-Alhameed, R. A. (2022). Microwave sensor for liquid mixture identification based on composite right left hand-zero-order resonator for sensitivity improvement. International Journal of RF and Microwave Computer-Aided Engineering, 32(11), Article e23337. https://doi.org/10.1002/mmce.23337

This work aims to present an improved version of the liquid mixture identification sensor, the proposed sensor is tested experimentaly on mixture of water ethanol, the identification of liquid is based on the measurement of frequency displacement, a... Read More about Microwave sensor for liquid mixture identification based on composite right left hand-zero-order resonator for sensitivity improvement.

Glucose level detection using millimetre-wave metamaterial-inspired resonator (2022)
Journal Article
Qureshi, S. A., Abidin, Z. Z., Elamin, N. I. M., A. Majid, H., Ashyap, A. Y. I., Nebhen, J., Kamarudin, M. R., See, C. H., & Abd-Alhameed, R. A. (2022). Glucose level detection using millimetre-wave metamaterial-inspired resonator. PLOS ONE, 17(6), Article e0269060. https://doi.org/10.1371/journal.pone.0269060

Millimetre-wave frequencies are promising for sensitive detection of glucose levels in the blood, where the temperature effect is insignificant. All these features provide the feasibility of continuous, portable, and accurate monitoring of glucose le... Read More about Glucose level detection using millimetre-wave metamaterial-inspired resonator.

Using Deep Neural Networks to Classify Symbolic Road Markings for Autonomous Vehicles (2022)
Journal Article
Suarez-Mash, D., Ghani, A., See, C. H., Keates, S., & Yu, H. (2022). Using Deep Neural Networks to Classify Symbolic Road Markings for Autonomous Vehicles. EAI Endorsed Transactions on Industrial Networks and Intelligent Systems, 9(31), Article e2. https://doi.org/10.4108/eetinis.v9i31.985

To make autonomous cars as safe as feasible for all road users, it is essential to interpret as many sources of trustworthy information as possible. There has been substantial research into interpreting objects such as traffic lights and pedestrian i... Read More about Using Deep Neural Networks to Classify Symbolic Road Markings for Autonomous Vehicles.

A New mmWave Antenna Array with Wideband Characteristics for Next Generation Communication Systems (2022)
Journal Article
Munir, M. E., Al Harbi, A. G., Kiani, S. H., Marey, M., Parchin, N. O., Mostafa, H., Iqbal, J., Abbas Khan, M., See, C. H., & Abd-Alhameed, R. A. (2022). A New mmWave Antenna Array with Wideband Characteristics for Next Generation Communication Systems. Electronics, 11(10), Article 1560. https://doi.org/10.3390/electronics11101560

This paper presents a planar multi-circular loop antenna with wide impedance bandwidth for next generation mm-wave systems. The proposed antenna comprises three circular rings with a partial ground plane having a square slot. The resonating structure... Read More about A New mmWave Antenna Array with Wideband Characteristics for Next Generation Communication Systems.

An Innovative Antenna Array with High Inter Element Isolation for Sub-6 GHz 5G MIMO Communication Systems (2022)
Journal Article
Alibakhshikenari, M., S. Virdee, B., Benetatos, H., Mousa Ali, E., Soruri, M., Dalarsson, M., Naser-Moghadasi, M., See, C. H., Pietrenko-Dabrowska, A., Koziel, S., Szczepanski, S., & Limiti, E. (2022). An Innovative Antenna Array with High Inter Element Isolation for Sub-6 GHz 5G MIMO Communication Systems. Scientific Reports, 12(1), Article 7907. https://doi.org/10.1038/s41598-022-12119-2

A novel technique is shown to improve the isolation between radiators in antenna arrays. The proposed technique suppresses the surface-wave propagation and reduces substrate loss thereby enhancing the overall performance of the array. This is achieve... Read More about An Innovative Antenna Array with High Inter Element Isolation for Sub-6 GHz 5G MIMO Communication Systems.

Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets (2022)
Journal Article
Alnahwi, F. M., Al-Yasir, Y. I. A., See, C. H., & Abd-Alhameed, R. A. (2022). Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets. Sensors, 22(8), Article 3067. https://doi.org/10.3390/s22083067

In this paper, single-element and MIMO microstrip antenna with two pairs of unequal slits is proposed as a circularly polarized antenna with negligible back radiation for 5G mid-band handsets. The unequal pairs of slits are engraved on the antenna pa... Read More about Single-Element and MIMO Circularly Polarized Microstrip Antennas with Negligible Back Radiation for 5G Mid-Band Handsets.

Accelerated Diagnosis of Novel Coronavirus (COVID-19)—Computer Vision with Convolutional Neural Networks (CNNs) (2022)
Journal Article
Ghani, A., Aina, A., See, C. H., Yu, H., & Keates, S. (2022). Accelerated Diagnosis of Novel Coronavirus (COVID-19)—Computer Vision with Convolutional Neural Networks (CNNs). Electronics, 11(7), Article 1148. https://doi.org/10.3390/electronics11071148

Early detection and diagnosis of COVID-19, as well as exact separation of non-COVID-19 cases in a non-invasive manner in the earliest stages of the disease, are critical concerns in the current COVID-19 pandemic. Convolutional Neural Network (CNN) ba... Read More about Accelerated Diagnosis of Novel Coronavirus (COVID-19)—Computer Vision with Convolutional Neural Networks (CNNs).

Design of an Analog RFID-Based UHF Band Tag Antenna with Opened Circuited L-shaped Stubs for the Applications in Localization (2022)
Journal Article
Jouali, R., Aoutoul, M., Ouahmane, . H., Ahmad, S., Had, A., El Moukhtafi, F., Ojaroudi Parchin, N., See, C. H., & Abd-Alhameed, R. (2022). Design of an Analog RFID-Based UHF Band Tag Antenna with Opened Circuited L-shaped Stubs for the Applications in Localization. Electronics, 11(7), Article 1027. https://doi.org/10.3390/electronics11071027

This paper presents a new analog design of a radio-frequency identification (RFID) tag antenna with a long-read range oriented to localization applications. The actual work focuses on the analog input characterization of antenna impedance by studying... Read More about Design of an Analog RFID-Based UHF Band Tag Antenna with Opened Circuited L-shaped Stubs for the Applications in Localization.

Dual-Band Phased Array 5G Mobile-Phone Antenna with Switchable and Hemispherical Beam Pattern Coverage for MIMO-Diversity Communications (2022)
Journal Article
Parchin, N. O., Dardeer, O. M., Amar, A. S. I., Hwang See, C., & Abd-Alhameed, R. (2022). Dual-Band Phased Array 5G Mobile-Phone Antenna with Switchable and Hemispherical Beam Pattern Coverage for MIMO-Diversity Communications. The Applied Computational Electromagnetics Society Journal, 36(12), 1602–1609. https://doi.org/10.13052/2021.ACES.J.361212

A new design of dual-band antenna array with 3D-coverage beam steering characteristic for millimeter-wave (MM-Wave) communications is proposed in this manuscript. The antenna covers frequency bands of 18 GHz and 28 GHz. Its configuration contains thr... Read More about Dual-Band Phased Array 5G Mobile-Phone Antenna with Switchable and Hemispherical Beam Pattern Coverage for MIMO-Diversity Communications.

A High Gain Multiband Offset MIMO Antenna Based on a Planar Log-Periodic Array for Ku/K-band Applications (2022)
Journal Article
M. Fakharian, M., Alibakhshikenari, . M., See, C. H., & Abd-Alhameed, R. (2022). A High Gain Multiband Offset MIMO Antenna Based on a Planar Log-Periodic Array for Ku/K-band Applications. Scientific Reports, 12, Article 4044. https://doi.org/10.1038/s41598-022-07866-1

An offset quad-element, two-port, high-gain, and multiband multiple-input multiple-output (MIMO) planar antenna based on a log-periodic dipole array (LPDA) for Ku/K-band wireless communications is proposed, in this paper. A single element antenna has... Read More about A High Gain Multiband Offset MIMO Antenna Based on a Planar Log-Periodic Array for Ku/K-band Applications.

A Novel Meander Bowtie-Shaped Antenna with Multi-Resonant and Rejection Bands for Modern 5G Communications (2022)
Journal Article
Faouri, Y. S., Ahmad, S., Ojaroudi Parchin, N., See, C. H., & Abd-Alhameed, R. (2022). A Novel Meander Bowtie-Shaped Antenna with Multi-Resonant and Rejection Bands for Modern 5G Communications. Electronics, 11(5), Article 821. https://doi.org/10.3390/electronics11050821

To support various fifth generation (5G) wireless applications, a small, printed bowtie-shaped microstrip antenna with meandered arms is reported in this article. Because it spans the broad legal range, the developed antenna can serve or reject a var... Read More about A Novel Meander Bowtie-Shaped Antenna with Multi-Resonant and Rejection Bands for Modern 5G Communications.

Wireless Electromagnetic Radiation Assessment Based on the Specific Absorption Rate (SAR): A Review Case Study (2022)
Journal Article
Abdul-Al, M., Amar, A. S., Elfergani, I., Littlehales, R., Parchin, N., Al-Yasir, Y., See, C. H., Zhou, D., Binti Zainal Abidin, Z., Alibakhshikenari, M., Zebiri, C., Elmegri, F., Abusitta, M., Ullah, A., Abdussalam, F. M., Rodriguez, J., McEwan, N. J., Noras, J., Hodgetts, R., & Abd-Alhameed, R. A. (2022). Wireless Electromagnetic Radiation Assessment Based on the Specific Absorption Rate (SAR): A Review Case Study. Electronics, 11(4), Article 511. https://doi.org/10.3390/electronics11040511

Employing Electromagnetic Fields (EMFs) in new wireless communication and sensing technologies has substantially increased the level of human exposure to EMF waves. This paper presents a useful insight into the interaction of electromagnetic fields w... Read More about Wireless Electromagnetic Radiation Assessment Based on the Specific Absorption Rate (SAR): A Review Case Study.

Double-Layered Metamaterial Resonator Operating At Millimetre Wave FOR Detection Of Dengue Virus (2022)
Journal Article
Qureshi, S. A., Abidin, Z., Majid, H. A., Ashyap, A. Y., & See, C. H. (2022). Double-Layered Metamaterial Resonator Operating At Millimetre Wave FOR Detection Of Dengue Virus. International journal of electronics and communications = Archiv fur Elektronik und Ubertragungstechnik : AEU, 146, Article 154134. https://doi.org/10.1016/j.aeue.2022.154134

In this paper, a metamaterial-based resonator is proposed for the detection of dengue infection. The replaceable top layer can measure the dielectric characteristics of blood samples to detect the dengue virus. The sensor observed a shift in the reso... Read More about Double-Layered Metamaterial Resonator Operating At Millimetre Wave FOR Detection Of Dengue Virus.

A Jug-Shaped CPW-Fed Ultra-Wideband Printed Monopole Antenna for Wireless Communications Networks (2022)
Journal Article
Ahmad, S., Ijaz, U., Naseer, S., Ghaffar, A., Qasim, M. A., Abrar, F., Parchin, N. O., Hwang See, C., & Abd-Alhameed, R. (2022). A Jug-Shaped CPW-Fed Ultra-Wideband Printed Monopole Antenna for Wireless Communications Networks. Applied Sciences, 12(2), Article 821. https://doi.org/10.3390/app12020821

A type of telecommunication technology called an ultra-wideband (UWB) is used to provide a typical solution for short-range wireless communication due to large bandwidth, low power consumption in transmission and reception. Printed monopole antennas... Read More about A Jug-Shaped CPW-Fed Ultra-Wideband Printed Monopole Antenna for Wireless Communications Networks.

Editorial: Special Issue “Antenna Design for 5G and Beyond” (2021)
Journal Article
Ojaroudi Parchin, N., See, C. H., & Abd-Alhameed, R. (2021). Editorial: Special Issue “Antenna Design for 5G and Beyond”. Sensors, 21(22), Article 7745. https://doi.org/10.3390/s21227745

Note: In lieu of an abstract, this is an excerpt from the first page.

The demand for high data rate transfer and large capacities of traffic is continuously growing as the world witnesses the development of the fifth generation (5G) of wireless co... Read More about Editorial: Special Issue “Antenna Design for 5G and Beyond”.

Novel Concentric Hexagonal-Shaped RFID Tag Antenna with T-Shaped Stub Matching (2021)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Althuwayb, A. A., Xu, K.-D., See, C. H., Khan, S., Park, I., Falcone, F., & Limiti, E. (2022). Novel Concentric Hexagonal-Shaped RFID Tag Antenna with T-Shaped Stub Matching. IEEE Journal of Radio Frequency Identification, 6, 112-120. https://doi.org/10.1109/JRFID.2021.3124966

This paper presents a unique concentric hexagonal-shaped ring antenna for radio frequency identification (RFID) tags. The rings are excited with a common microstrip feedline. The radiation characteristics of the antenna is improved by locating a hori... Read More about Novel Concentric Hexagonal-Shaped RFID Tag Antenna with T-Shaped Stub Matching.

Dual-Polarized Highly Folded Bowtie Antenna with Slotted Self-Grounded Structure for Sub-6 GHz 5G Applications (2021)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Shukla, P., Mansouri Moghaddam, S., Uz Zaman, A., Shafqaat, S., Akinsolu, M. O., Liu, B., Yang, J., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2022). Dual-Polarized Highly Folded Bowtie Antenna with Slotted Self-Grounded Structure for Sub-6 GHz 5G Applications. IEEE Transactions on Antennas and Propagation, 70(4), 3028-3033. https://doi.org/10.1109/TAP.2021.3118784

In this paper, a novel dual-polarized highly-folded self-grounded Bowtie antenna that is excited through I-shaped slots is proposed for applications in sub-6GHz 5G multiple-input-multiple-output (MIMO) antenna systems. The antenna consists of two pai... Read More about Dual-Polarized Highly Folded Bowtie Antenna with Slotted Self-Grounded Structure for Sub-6 GHz 5G Applications.

A New Optimization Algorithm Based on the Fungi Kingdom Expansion Behavior for Antenna Applications (2021)
Journal Article
Alnahwi, F. M., Yasir, I. A., Sattar, D., Ali, R. S., See, C. H., & Abd-Alhameed, R. A. (2021). A New Optimization Algorithm Based on the Fungi Kingdom Expansion Behavior for Antenna Applications. Electronics, 10(17), Article 2057. https://doi.org/10.3390/electronics10172057

This paper presents a new optimization algorithm based on the behavior of the fungi kingdom expansion (FKE) to optimize the radiation pattern of the array antenna. The immobile mass expansion of the fungi is mimicked in this work as a chaotic behavio... Read More about A New Optimization Algorithm Based on the Fungi Kingdom Expansion Behavior for Antenna Applications.

Optimum Power Transfer in RF Front End Systems Using Adaptive Impedance Matching Technique (2021)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Azpilicueta, L., See, C. H., Abd-Alhameed, R., Althuwayb, A. A., Falcone, F., Huynen, I., Denidni, T. A., & Limiti, E. (2021). Optimum Power Transfer in RF Front End Systems Using Adaptive Impedance Matching Technique. Scientific Reports, 11, Article 11825 (2021). https://doi.org/10.1038/s41598-021-91355-4

Matching the antenna’s impedance to the RF-front-end of a wireless communications system is challenging as the impedance varies with its surround environment. Autonomously matching the antenna to the RF-front-end is therefore essential to optimize po... Read More about Optimum Power Transfer in RF Front End Systems Using Adaptive Impedance Matching Technique.

High-Isolation Antenna Array Using SIW and Realized with a Graphene Layer for Sub-Terahertz Wireless Applications (2021)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Salekzamankhani, S., Aïssa, S., See, C. H., Soin, N., Fishlock, S. J., Althuwayb, A. A., Abd-Alhameed, R., Huynen, I., Mclaughlin, J. A., Falcone, F., & Limiti, E. (2021). High-Isolation Antenna Array Using SIW and Realized with a Graphene Layer for Sub-Terahertz Wireless Applications. Scientific Reports, 11, Article 10218 (2021). https://doi.org/10.1038/s41598-021-87712-y

This paper presents the results of a study on developing an effective technique to increase the performance characteristics of array antennas for sub-THz integrated circuit applications. This is an essential to compensate the limited power of sub-THz... Read More about High-Isolation Antenna Array Using SIW and Realized with a Graphene Layer for Sub-Terahertz Wireless Applications.

Impedance Bandwidth Improvement of a Planar Antenna Based on Metamaterial-Inspired T-Matching Network (2021)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., Wang, Y., Azpilicueta, L., Naser-Moghadasi, M., See, C. H., Elfergani, I., Zebiri, C., Abd-Alhameed, R. A., Huynen, I., Rodriguez, J., Denidni, T. A., Falcone, F., & Limiti, E. (2021). Impedance Bandwidth Improvement of a Planar Antenna Based on Metamaterial-Inspired T-Matching Network. IEEE Access, 9, 67916-67927. https://doi.org/10.1109/access.2021.3076975

In this paper a metamaterial-inspired T-matching network is directly imbedded inside the feedline of a microstrip antenna to realize optimum power transfer between the front-end of an RF wireless transceiver and the antenna. The proposed T-matching n... Read More about Impedance Bandwidth Improvement of a Planar Antenna Based on Metamaterial-Inspired T-Matching Network.

Bandwidth and Gain Enhancement of Composite Right Left Handed Metamaterial Transmission Line Planar Antenna Employing a Non Foster Impedance Matching Circuit Board (2021)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Althuwayb, . A., Azpilicueta, L., Parchin, N., See, C. H., Abd-Alhameed, R., Falcone, F., Huynen, I., Denidni, T., & Limiti, E. (2021). Bandwidth and Gain Enhancement of Composite Right Left Handed Metamaterial Transmission Line Planar Antenna Employing a Non Foster Impedance Matching Circuit Board. Scientific Reports, 11, Article 7472 (2021). https://doi.org/10.1038/s41598-021-86973-x

Via-less Electromagnetic Band-Gap-Enabled Antenna based on Textile Material for Wearable Applications (2021)
Journal Article
Elamin, N., Zubair, . M., Ashyap, A. I., Dahlan, S. H., Abidin, Z., See, C. H., Fadhali, A., Mukred, J. A. A., Salehv, . G., & Esmail, . B. F. (2021). Via-less Electromagnetic Band-Gap-Enabled Antenna based on Textile Material for Wearable Applications. PLOS ONE, 16(1), Article e0246057. https://doi.org/10.1371/journal.pone.0246057

A compact fabric antenna structure integrated with a miniature electromagnetic band-gap structures (EBGs) covering the desired frequency spectrum between 2.36 GHz and 2.40 GHz of the Medical Wireless Body Networks (MBANs), is introduced. To satisfy t... Read More about Via-less Electromagnetic Band-Gap-Enabled Antenna based on Textile Material for Wearable Applications.

An Acoustic Sensor for Combined Sewer Overflow (CSO) Screen Condition Monitoring in a Drainage Infrastructure (2021)
Journal Article
See, C. H., Horoshenkov, K. V., Bin Ali, . M. T., & Tait, S. J. (2021). An Acoustic Sensor for Combined Sewer Overflow (CSO) Screen Condition Monitoring in a Drainage Infrastructure. Sensors, 21(2), Article 404. https://doi.org/10.3390/s21020404

Combined sewer overflow structures (CSO) play an important role in sewer networks. When the local capacity of a sewer system is exceeded during intense rainfall events, they act as a “safety valve” and discharge excess rainfall run-off and wastewater... Read More about An Acoustic Sensor for Combined Sewer Overflow (CSO) Screen Condition Monitoring in a Drainage Infrastructure.

Singular Integral Formulations for Electrodynamic Analysis of Metamaterial-Inspired Antenna Array (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Aïssa, S., See, C. H., Althuwayb, A. A., Abd-Alhameed, R., Huynen, I., Falcone, F., & Limiti, E. (2021). Singular Integral Formulations for Electrodynamic Analysis of Metamaterial-Inspired Antenna Array. IEEE Antennas and Wireless Propagation Letters, 20(2), 179-183. https://doi.org/10.1109/lawp.2020.3043380

In this paper, a set of singular integral formulations are derived to calculate the surface impedance matrix on the antenna array elements. The proposed mathematical model enables electrodynamic analysis of antenna arrays designed using metamaterial-... Read More about Singular Integral Formulations for Electrodynamic Analysis of Metamaterial-Inspired Antenna Array.

Study on On-Chip Antenna Design Based on Metamaterial-Inspired and Substrate Integrated Waveguide Properties for Millimetre-Wave and THz Integrated-Circuit Applications (2020)
Journal Article
Alibakhshikenari, M., Virdee, B., Althuwayb, A., Aissa, S., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2021). Study on On-Chip Antenna Design Based on Metamaterial-Inspired and Substrate Integrated Waveguide Properties for Millimetre-Wave and THz Integrated-Circuit Applications. Journal of Infrared, Millimeter and Terahertz Waves, 42, 17-28. https://doi.org/10.1007/s10762-020-00753-8

This paper presents the results of a study on improving the performance parameters such as the impedance bandwidth, radiation gain and efficiency, as well as suppressing substrate loss of an innovative antenna for on-chip implementation for millimetr... Read More about Study on On-Chip Antenna Design Based on Metamaterial-Inspired and Substrate Integrated Waveguide Properties for Millimetre-Wave and THz Integrated-Circuit Applications.

A Comprehensive Survey on “Various Decoupling Mechanisms With Focus on Metamaterial and Metasurface Principles Applicable to SAR and MIMO Antenna Systems” (2020)
Journal Article
Althuwayb, A. A., Alibakhshikenari, M., Babaeian, F., Virdee, B. S., Aïssa, S., Azpilicueta, L., See, C. H., Huynen, I., Abd-Alhameed, R. A., Falcone, F., & Limiti, E. (2020). A Comprehensive Survey on “Various Decoupling Mechanisms With Focus on Metamaterial and Metasurface Principles Applicable to SAR and MIMO Antenna Systems”. IEEE Access, 8, 192965-193004. https://doi.org/10.1109/access.2020.3032826

Nowadays synthetic aperture radar (SAR) and multiple-input-multiple-output (MIMO) antenna systems with the capability to radiate waves in more than one pattern and polarization are playing a key role in modern telecommunication and radar systems. Thi... Read More about A Comprehensive Survey on “Various Decoupling Mechanisms With Focus on Metamaterial and Metasurface Principles Applicable to SAR and MIMO Antenna Systems”.

Metamaterial-Inspired Antenna Array for Application in Microwave Breast Imaging Systems for Tumor Detection (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., Parchin, N. O., Azpilicueta, L., See, C. H., Abd-Alhameed, R. A., Falcone, F., Huynen, I., Denidni, T. A., & Limiti, E. (2020). Metamaterial-Inspired Antenna Array for Application in Microwave Breast Imaging Systems for Tumor Detection. IEEE Access, 8, 174667-174678. https://doi.org/10.1109/ACCESS.2020.3025672

This paper presents a study of a planar antenna-array inspired by the metamaterial concept where the resonant elements have sub-wavelength dimensions for application in microwave medical imaging systems for detecting tumors in biological tissues. The... Read More about Metamaterial-Inspired Antenna Array for Application in Microwave Breast Imaging Systems for Tumor Detection.

A Low Power Sigma-Delta Modulator with Hybrid Architecture (2020)
Journal Article
An, S., Xia, S., Ma, Y., Ghani, A., See, C. H., Abd-Alhameed, R. A., Niu, C. F., & Yang, R. (2020). A Low Power Sigma-Delta Modulator with Hybrid Architecture. Sensors, 20(18), Article 5309. https://doi.org/10.3390/s20185309

Analogue-to-digital converters (ADC) using oversampling technology and Σ-∆ modulation mechanism are widely applied in digital audio systems. This paper presents an audio modulator with high accuracy and low power consumption by using discrete second-... Read More about A Low Power Sigma-Delta Modulator with Hybrid Architecture.

Improved Adaptive Impedance Matching for RF Front-End Systems of Wireless Transceivers (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, . P., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, . E. (2020). Improved Adaptive Impedance Matching for RF Front-End Systems of Wireless Transceivers. Scientific Reports, 10(1), Article 14065 (2020). https://doi.org/10.1038/s41598-020-71056-0

In this paper an automatic adaptive antenna impedance tuning algorithm is presented that is based on quantum inspired genetic optimization technique. The proposed automatic quantum genetic algorithm (AQGA) is used to find the optimum solution for a l... Read More about Improved Adaptive Impedance Matching for RF Front-End Systems of Wireless Transceivers.

Compact Wideband MIMO Diversity Antenna for Mobile Applications Using Multi-Layered Structure (2020)
Journal Article
Arabi, O., See, C. H., Ullah, A., Ali, N., Liu, B., Abd-Alhameed, R., McEwan, N. J., & Excell, P. S. (2020). Compact Wideband MIMO Diversity Antenna for Mobile Applications Using Multi-Layered Structure. Electronics, 9(8), Article 1307. https://doi.org/10.3390/electronics9081307

A closely packed wideband multiple-input multiple-output (MIMO)/diversity antenna (of two ports) with a small size of less than 18.5 mm by 18.5 mm is proposed for mobile communication applications. The antenna can be orthogonally configured for corne... Read More about Compact Wideband MIMO Diversity Antenna for Mobile Applications Using Multi-Layered Structure.

Author correction: High-Gain Metasurface in polyimide on-chip Antenna Based on cRLH-tL for Sub-terahertz integrated circuits (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R. A., & Limiti, E. (2020). Author correction: High-Gain Metasurface in polyimide on-chip Antenna Based on cRLH-tL for Sub-terahertz integrated circuits. Scientific Reports, 10, Article 13650. https://doi.org/10.1038/s41598-020-69882-3

A Comprehensive Survey of “Metamaterial Transmission-Line Based Antennas: Design, Challenges, and Applications” (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Azpilicueta, L., Naser-Moghadasi, M., Akinsolu, M. O., See, C. H., Liu, B., Abd-Alhameed, R. A., Falcone, F., Huynen, I., Denidni, T. A., & Limiti, E. (2020). A Comprehensive Survey of “Metamaterial Transmission-Line Based Antennas: Design, Challenges, and Applications”. IEEE Access, 8, 144778-144808. https://doi.org/10.1109/ACCESS.2020.3013698

In this review paper, a comprehensive study on the concept, theory, and applications of composite right/left-handed transmission lines (CRLH-TLs) by considering their use in antenna system designs have been provided. It is shown that CRLH-TLs with ne... Read More about A Comprehensive Survey of “Metamaterial Transmission-Line Based Antennas: Design, Challenges, and Applications”.

High-Gain On-Chip Antenna Design on Silicon Layer With Aperture Excitation for Terahertz Applications (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Khalily, M., See, C. H., Abd-Alhameed, R., Falcone, F., Denidni, T. A., & Limiti, E. (2020). High-Gain On-Chip Antenna Design on Silicon Layer With Aperture Excitation for Terahertz Applications. IEEE Antennas and Wireless Propagation Letters, 19(9), 1576-1580. https://doi.org/10.1109/LAWP.2020.3010865

This article investigates the feasibility of designing a high-gain on-chip antenna on silicon technology for sub-terahertz applications over a wide frequency range. High-gain is achieved by exciting the antenna using an aperture fed mechanism to coup... Read More about High-Gain On-Chip Antenna Design on Silicon Layer With Aperture Excitation for Terahertz Applications.

Study on Improvement of the Performance Parameters of a Novel 0.41-0.47 THz On-Chip Antenna Based on Metasurface Concept Realized on 50um GaAs-Layer (2020)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Shukla, P., Salekzamankhani, S., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2020). Study on Improvement of the Performance Parameters of a Novel 0.41-0.47 THz On-Chip Antenna Based on Metasurface Concept Realized on 50um GaAs-Layer. Scientific Reports, 10(1), Article 11034. https://doi.org/10.1038/s41598-020-68105-z

A feasibility study is presented on the performance parameters of a novel on-chip antenna based on metasurface technology at terahertz band. The proposed metasurface on-chip antenna is constructed on an electrically thin high-permittivity gallium ars... Read More about Study on Improvement of the Performance Parameters of a Novel 0.41-0.47 THz On-Chip Antenna Based on Metasurface Concept Realized on 50um GaAs-Layer.

A 10:1 Bandwidth Cryogenic Quadruple-Ridged Flared Horn Design for Reflector Antennas in Radio Astronomy (2020)
Journal Article
Ma, Y., See, C. H., Pang, F., Wu, D., Liu, D., Abidin, Z. Z., Keates, S., Peng, B., & Abd-Alhameed, R. A. (2020). A 10:1 Bandwidth Cryogenic Quadruple-Ridged Flared Horn Design for Reflector Antennas in Radio Astronomy. IEEE Access, 8, 81101-81115. https://doi.org/10.1109/ACCESS.2020.2991350

A two port 2.4 to 24 GHz cryogenic Quadruple-Ridged Flared Horn (QRFH) Feed with 10:1 impedance bandwidth is selected for presentation and investigation in this paper. The antenna geometry is formed by using simulation-based optimization which s... Read More about A 10:1 Bandwidth Cryogenic Quadruple-Ridged Flared Horn Design for Reflector Antennas in Radio Astronomy.

Design and Optimization of a Slotted Monopole Antenna for Ultra-Wide Band Body Centric Imaging Applications (2020)
Journal Article
Danjuma, I. M., Akinsolu, M. O., See, C. H., Abd-Alhameed, R. A., & Liu, B. (2020). Design and Optimization of a Slotted Monopole Antenna for Ultra-Wide Band Body Centric Imaging Applications. IEEE Journal of Electromagnetics, RF and Microwaves in Medicine and Biology, 4(2), 140-147. https://doi.org/10.1109/JERM.2020.2984910

This paper presents a cost-efficient design, optimization and physical implementation of a compact slotted ultra-wideband (UWB) monopole antenna for body-centric imaging applications. The proposed antenna is initially modelled and designed with the a... Read More about Design and Optimization of a Slotted Monopole Antenna for Ultra-Wide Band Body Centric Imaging Applications.

High-Gain Metasurface in Polyimide On-Chip Antenna Based on CRLH-TL for Sub-Terahertz Integrated Circuits (2020)
Journal Article
Alibakhshikenari, M., Virdee, . B. S., See, C. H., A. Abd-Alhameed, R., Falcone, . F., & Limiti, E. (2020). High-Gain Metasurface in Polyimide On-Chip Antenna Based on CRLH-TL for Sub-Terahertz Integrated Circuits. Scientific Reports, 10(1), https://doi.org/10.1038/s41598-020-61099-8

This paper presents a novel on-chip antenna using standard CMOS-technology based on metasurface implemented on two-layers polyimide substrates with a thickness of 500μm. The aluminium ground-plane with thickness of 3μm is sandwiched between the two-l... Read More about High-Gain Metasurface in Polyimide On-Chip Antenna Based on CRLH-TL for Sub-Terahertz Integrated Circuits.

Mutual Coupling Reduction of Dual-Band Uni-Planar MIMO System Using Neutralization Line Technique (2020)
Journal Article
Saleh, A. M., Nagem, T. A., Abd-Alhameed, R., Noras, J., & See, C. H. (2020). Mutual Coupling Reduction of Dual-Band Uni-Planar MIMO System Using Neutralization Line Technique. The Applied Computational Electromagnetics Society Journal, 35(2), 176-186

This paper presents a low–profile dual-band (2×2) MIMO antenna that works at 2.4GHz, 5.2GHz and 5.8GHz for wireless local area networks (WLAN) applications. A neutralization line technique for enhancing the isolation is used by introducing strip line... Read More about Mutual Coupling Reduction of Dual-Band Uni-Planar MIMO System Using Neutralization Line Technique.

Internal insulation condition identification for high-voltage capacitor voltage transformers based on possibilistic fuzzy clustering (2020)
Journal Article
Meng, Z., Li, H., Chen, Q., & See, C. H. (2020). Internal insulation condition identification for high-voltage capacitor voltage transformers based on possibilistic fuzzy clustering. Review of Scientific Instruments, 91(1), Article 014705. https://doi.org/10.1063/1.5123438

The internal insulation condition of capacitor voltage transformers (CVTs) is a key influence factor that affects their measurement performance and safe operation. However, the internal insulation would age along with long-time operation and degrade... Read More about Internal insulation condition identification for high-voltage capacitor voltage transformers based on possibilistic fuzzy clustering.

Accelerating Retinal Fundus Image Classification Using Artificial Neural Networks (ANNs) and Reconfigurable Hardware (FPGA) (2019)
Journal Article
Ghani, A., See, C. H., Sudhakaran, V., Ahmad, J., & Abd-Alhammed, R. (2019). Accelerating Retinal Fundus Image Classification Using Artificial Neural Networks (ANNs) and Reconfigurable Hardware (FPGA). Electronics, 8(12), https://doi.org/10.3390/electronics8121522

Diabetic Retinopathy (DR) and Glaucoma are common eye diseases that affect a blood vessel in the retina and are one of the leading causes of vision loss around the world. Glaucoma is a common eye condition where the optic nerve that connects the eye... Read More about Accelerating Retinal Fundus Image Classification Using Artificial Neural Networks (ANNs) and Reconfigurable Hardware (FPGA).

Isolation Enhancement of Densely Packed Array Antennas with Periodic MTM-Photonic Bandgap for SAR and MIMO Systems (2019)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd-Alhameed, R., Falcone, F., Quazzane, K., & Limiti, E. (2020). Isolation Enhancement of Densely Packed Array Antennas with Periodic MTM-Photonic Bandgap for SAR and MIMO Systems. IET microwaves, antennas & propagation, 14(3), 183-188. https://doi.org/10.1049/iet-map.2019.0362

A metamaterial photonic bandgap (MTM-PBG) periodic structure is used as a decoupling frame to improve the isolation between transmit–receive (T/R) sections of densely packed array antenna in synthetic aperture radar (SAR) and multiple-input multiple-... Read More about Isolation Enhancement of Densely Packed Array Antennas with Periodic MTM-Photonic Bandgap for SAR and MIMO Systems.

Expanding the portfolio of tribo-positive materials: aniline formaldehyde condensates for high charge density triboelectric nanogenerators (2019)
Journal Article
Zhao, P., Soin, N., Kumar, A., Shi, L., Guan, S., Tsonos, C., Yu, Z., Ray, S. C., McLaughlin, J. A., Zhu, Z., Zhou, E., Geng, J., See, C. H., & Luo, J. (2020). Expanding the portfolio of tribo-positive materials: aniline formaldehyde condensates for high charge density triboelectric nanogenerators. Nano Energy, 67, Article 104291. https://doi.org/10.1016/j.nanoen.2019.104291

The rapid uptake of energy harvesting triboelectric nanogenerators (TENGs) for self-powered electronics requires the development of high-performance tribo-materials capable of providing large power outputs. This work reports on the synthesis and use... Read More about Expanding the portfolio of tribo-positive materials: aniline formaldehyde condensates for high charge density triboelectric nanogenerators.

Antenna for Ultra-Wideband Applications with Non-Uniform Defected Ground Plane and Offset Aperture-Coupled Cylindrical Dielectric Resonators (2019)
Journal Article
Zebiri, C., Sayad, D., Elfergani, I., Kosha, J., Mshwat, W., See, C. H., Lashab, M., Rodriguez, J., Sayidmarie, K. H., Obeidat, H., & Abd-Alhameed, R. (2019). Antenna for Ultra-Wideband Applications with Non-Uniform Defected Ground Plane and Offset Aperture-Coupled Cylindrical Dielectric Resonators. IEEE Access, 7, 166776-166787. https://doi.org/10.1109/ACCESS.2019.2949527

A new compact Cylindrical Dielectric Resonator Antenna (CDRA) with a defected ground for ultra-wideband applications is presented. The structure is based on two cylindrical dielectric resonators asymmetrically located with respect to the center of an... Read More about Antenna for Ultra-Wideband Applications with Non-Uniform Defected Ground Plane and Offset Aperture-Coupled Cylindrical Dielectric Resonators.

Surface Wave Reduction in Antenna Arrays Using Metasurface Inclusion for MIMO and SAR Systems (2019)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R. A., Falcone, F., & Limiti, E. (2019). Surface Wave Reduction in Antenna Arrays Using Metasurface Inclusion for MIMO and SAR Systems. Radio Science, 54(11), 1067-1075. https://doi.org/10.1029/2019RS006871

An effective method is presented for suppressing mutual coupling between adjacent radiating elements which is based on metasurface isolation for MIMO and synthetic aperture radar (SAR) systems. This is achieved by choking surface current waves induce... Read More about Surface Wave Reduction in Antenna Arrays Using Metasurface Inclusion for MIMO and SAR Systems.

Design of mobile band subsurface antenna for drainage infrastructure monitoring (2019)
Journal Article
See, C. H., Kosha, J., Mshwat, W. A., Abd-Alhameed, R. A., Ong, F. L., McEwan, N. J., & Excell, P. S. (2019). Design of mobile band subsurface antenna for drainage infrastructure monitoring. IET microwaves, antennas & propagation, 13(13), 2380-2385. https://doi.org/10.1049/iet-map.2019.0243

This paper presents an underground subsurface wireless sensor for drainage infrastructure water level monitoring. It operates from 800 to 2170 MHz to cover the required GSM850/900, GSM1800/1900 and UMTS bands. The system consists of a wideband antenn... Read More about Design of mobile band subsurface antenna for drainage infrastructure monitoring.

Antennas for Emerging 5G Systems (2019)
Journal Article
Sayidmarie, K. H., McEwan, N. J., Excell, P. S., Abd-Alhameed, R. A., & See, C. H. (2019). Antennas for Emerging 5G Systems. International Journal of Antennas and Propagation, 2019, 1-3. https://doi.org/10.1155/2019/9290210

5G will support significantly faster mobile broadband speeds and extensive mobile data usage, as well as enabling the full potential of the Internet of Things. From virtual reality and autonomous cars, to the industrial internet and smart cities, 5G... Read More about Antennas for Emerging 5G Systems.

High-Isolation Leaky-Wave Array Antenna Based on CRLH-Metamaterial Implemented on SIW with ±30o Frequency Beam-Scanning Capability at Millimetre-Waves (2019)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2019). High-Isolation Leaky-Wave Array Antenna Based on CRLH-Metamaterial Implemented on SIW with ±30o Frequency Beam-Scanning Capability at Millimetre-Waves. Electronics, 8(6), Article 642. https://doi.org/10.3390/electronics8060642

The paper presents a feasibility study on the design of a new metamaterial leaky-wave antenna (MTM-LWA) used in the construction of a 1 × 2 array which is implemented using substrate-integrated waveguide (SIW) technology for millimetre-wave beamformi... Read More about High-Isolation Leaky-Wave Array Antenna Based on CRLH-Metamaterial Implemented on SIW with ±30o Frequency Beam-Scanning Capability at Millimetre-Waves.

Super-Wide Impedance Bandwidth Planar Antenna for Microwave and Millimetre-Wave Applications (2019)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R. A., Falcone, F., & Limiti, E. (2019). Super-Wide Impedance Bandwidth Planar Antenna for Microwave and Millimetre-Wave Applications. Sensors, 19(10), https://doi.org/10.3390/s19102306

The feasibility study of a novel configuration for a super-wide impedance planar antenna is presented based on a 2×2 microstrip patch antenna (MPA) using CST Microwave Studio. The antenna comprises a symmetrical arrangement of four-square patches tha... Read More about Super-Wide Impedance Bandwidth Planar Antenna for Microwave and Millimetre-Wave Applications.

Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas (2019)
Journal Article
Alibakhshikenari, M., Khalily, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R. A., & Limiti, E. (2019). Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas. IEEE Access, 9, 51827-51840. https://doi.org/10.1109/ACCESS.2019.2909950

This article presents a unique technique to enhance isolation between transmit/receive radiating elements in densely packed array antenna by embedding a metamaterial (MTM) electromagnetic bandgap (EMBG) structure in the space between the radiating el... Read More about Mutual-Coupling Isolation Using Embedded Metamaterial EM Bandgap Decoupling Slab for Densely Packed Array Antennas.

Beam‐scanning leaky‐wave antenna based on CRLH‐metamaterial for millimetre‐wave applications (2019)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd-Alhameed, R., Khalily, M., Falcone, F., & Limiti, E. (2019). Beam‐scanning leaky‐wave antenna based on CRLH‐metamaterial for millimetre‐wave applications. IET microwaves, antennas & propagation, 13(8), 1129-1133. https://doi.org/10.1049/iet-map.2018.5101

This paper presents empirical results of an innovative beam scanning leaky-wave antenna (LWA) which enables scanning over a wide angle from -35o to +34.5o between 57 GHz and 62 GHz, with broadside radiation centered at 60 GHz. The proposed LWA design... Read More about Beam‐scanning leaky‐wave antenna based on CRLH‐metamaterial for millimetre‐wave applications.

Mutual Coupling Suppression Between Two Closely Placed Microstrip Patches Using EM-Bandgap Metamaterial Fractal Loading (2019)
Journal Article
Alibakhshikenari, M., Khalily, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., & Limiti, E. (2019). Mutual Coupling Suppression Between Two Closely Placed Microstrip Patches Using EM-Bandgap Metamaterial Fractal Loading. IEEE Access, 7, 23606-23614. https://doi.org/10.1109/access.2019.2899326

An approach is proposed to reduce mutual coupling between two closely spaced radiating elements. This is achieved by inserting a fractal isolator between the radiating elements. The fractal isolator is an electromagnetic bandgap structure based on me... Read More about Mutual Coupling Suppression Between Two Closely Placed Microstrip Patches Using EM-Bandgap Metamaterial Fractal Loading.

Dynamic Analysis Model of a Class E2 Converter for Low Power Wireless Charging Links (2019)
Journal Article
Bati, A., Luk, P., Aldhaher, S., See, C. H., Abd-Alhameed, R., & Excell, P. (2019). Dynamic Analysis Model of a Class E2 Converter for Low Power Wireless Charging Links. IET Circuits, Devices and Systems, 13(3), 399-405. https://doi.org/10.1049/iet-cds.2018.5091

A dynamic response analysis model of a Class E2 converter for wireless power transfer applications is presented. The converter operates at 200 kHz and consists of an induction link with its primary coil driven by a class E inverter and the secondary... Read More about Dynamic Analysis Model of a Class E2 Converter for Low Power Wireless Charging Links.

Double-Port Slotted-Antenna with Multiple Miniaturized Radiators for Wideband Wireless Communication Systems and Portable Devices (2019)
Journal Article
Alibakhshikenari, M., Khalily, M., Virdee, B. S., Ali, A., Shukla, P., See, C. H., Abd-Alhameed, R. A., Falcone, F. J., & Limiti, E. (2019). Double-Port Slotted-Antenna with Multiple Miniaturized Radiators for Wideband Wireless Communication Systems and Portable Devices. Progress in Electromagnetics Research C: PIER C, 90, 1-13. https://doi.org/10.2528/pierc18011204

Proof-of-concept is presented of a novel slot antenna structure with two excitation ports. Although this antenna provides a wide impedance bandwidth, its peak gain and optimum radiation efficiency are observed at its mid-band operational frequency. The... Read More about Double-Port Slotted-Antenna with Multiple Miniaturized Radiators for Wideband Wireless Communication Systems and Portable Devices.

Interaction Between Closely Packed Array Antenna Elements Using Meta‐Surface for Applications Such as MIMO Systems and Synthetic Aperture Radars (2018)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd‐Alhameed, R., Khalily, M., Falcone, F., & Limiti, E. (2018). Interaction Between Closely Packed Array Antenna Elements Using Meta‐Surface for Applications Such as MIMO Systems and Synthetic Aperture Radars. Radio Science, 53(11), 1368-1381. https://doi.org/10.1029/2018rs006533

The paper presents a technique to enhance the isolation between adjacent radiating elements that is common in densely packed antenna arrays. Such antennas provide frequency beam‐scanning capability needed in multiple‐input multiple‐output (MIMO) syst... Read More about Interaction Between Closely Packed Array Antenna Elements Using Meta‐Surface for Applications Such as MIMO Systems and Synthetic Aperture Radars.

Study on isolation improvement between closely‐packed patch antenna arrays based on fractal metamaterial electromagnetic bandgap structures (2018)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd‐Alhameed, R., Hussein Ali, A., Falcone, F., & Limiti, E. (2018). Study on isolation improvement between closely‐packed patch antenna arrays based on fractal metamaterial electromagnetic bandgap structures. IET microwaves, antennas & propagation, 12(14), 2241-2247. https://doi.org/10.1049/iet-map.2018.5103

A decoupling metamaterial (MTM) configuration based on fractal electromagnetic‐bandgap (EMBG) structure is shown to significantly enhance isolation between transmitting and receiving antenna elements in a closely‐packed patch antenna array. The MTM‐E... Read More about Study on isolation improvement between closely‐packed patch antenna arrays based on fractal metamaterial electromagnetic bandgap structures.

Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays (2018)
Journal Article
Alibakhshikenari, M., Virdee, B. S., Shukla, P., See, C. H., Abd-Alhameed, R., Khalily, M., Falcone, F., & Limiti, E. (2018). Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays. Electronics, 7(9), 198. https://doi.org/10.3390/electronics7090198

This paper presents a new approach to suppress interference between neighbouring radiating elements resulting from surface wave currents. The proposed technique will enable the realization of low-profile implementation of highly dense antenna configu... Read More about Antenna Mutual Coupling Suppression Over Wideband Using Embedded Periphery Slot for Antenna Arrays.

A 1 x 8 Linear Ultra-Wideband Phased Array With Connected Dipoles and Hyperbolic Microstrip Baluns (2018)
Journal Article
He, R., Zhang, H., See, C. H., Su, Y., Ma, Y., Kong, D., Zhu, X., & Abd-Alhameed, R. (2018). A 1 x 8 Linear Ultra-Wideband Phased Array With Connected Dipoles and Hyperbolic Microstrip Baluns. IEEE Access, 6, 52953-52968. https://doi.org/10.1109/access.2018.2868779

A 1×8 linear single polarized ultra-wideband connected dipole phased array with wide angle scan range is proposed. The dipoles in the array are connected with each other in E-plane to improve the impedance matching on the low end of the frequency ban... Read More about A 1 x 8 Linear Ultra-Wideband Phased Array With Connected Dipoles and Hyperbolic Microstrip Baluns.

Wideband printed monopole antenna for application in wireless communication systems (2018)
Journal Article
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., Ali, A., Falcone, F., & Limiti, E. (2018). Wideband printed monopole antenna for application in wireless communication systems. IET microwaves, antennas & propagation, 12(7), 1222-1230. https://doi.org/10.1049/iet-map.2017.0894

Empirical results of an electrically small printed monopole antenna is described with fractional bandwidth of 185% (115 MHz–2.90 GHz) for return-loss better than 10 dB, peak gain and radiation efficiency at 1.45 GHz of 2.35 dBi and 78.8%, respectivel... Read More about Wideband printed monopole antenna for application in wireless communication systems.

Meta-surface wall suppression of mutual coupling between microstrip patch antenna arrays for THz-band applications (2018)
Journal Article
Alibakhshikenari, M., Virdee, B., Shukla, P., See, C., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2018). Meta-surface wall suppression of mutual coupling between microstrip patch antenna arrays for THz-band applications. Progress In Electromagnetics Research Letters, 75, 105-111. https://doi.org/10.2528/pierl18021908

This paper presents a novel 2D meta-surface wall to increase the isolation between microstrip patch radiators in an antenna array that is operating in the teraherz (THz) band of 139-141 GHz for applications including communications, medical and secur... Read More about Meta-surface wall suppression of mutual coupling between microstrip patch antenna arrays for THz-band applications.

Dual-band planar inverted F-L antenna structure for bluetooth and ZigBee applications (2017)
Book Chapter
See, C. H., Oguntala, G. A., Shuaieb, W., Noras, J. M., & Excell, P. S. (2018). Dual-band planar inverted F-L antenna structure for bluetooth and ZigBee applications. In I. Elfergani, A. Hussaini, J. Rodriguez, & R. Abd-Alhameed (Eds.), Antenna Fundamentals for Legacy Mobile Applications and Beyond (39-52). Springer. https://doi.org/10.1007/978-3-319-63967-3_2

This chapter will present and analyse a compact and dual frequency inverted L-F antennas for the operating frequency bands to meet the requirement for IEEE 802.11a/b/g, Bluetooth and ZigBee standards; the optimal design providing a compromise between... Read More about Dual-band planar inverted F-L antenna structure for bluetooth and ZigBee applications.

Compact wideband printed MIMO/diversity monopole antenna for GSM/UMTS and LTE applications (2017)
Book Chapter
See, C. H., Saleh, A., Alabdullah, A. A., Hameed, K., Abd-Alhameed, R. A., Jones, S., & Majeed, A. H. (2018). Compact wideband printed MIMO/diversity monopole antenna for GSM/UMTS and LTE applications. In I. Elfergani, A. Hussaini, J. Rodriguez, & R. Abd-Alhameed (Eds.), Antenna Fundamentals for Legacy Mobile Applications and Beyond (191-209). Springer. https://doi.org/10.1007/978-3-319-63967-3_10

Over the last decade, significant research effort has been devoted to enhance the isolation between multiple-input-multiple-output (MIMO) antenna elements. This has led to offer several solutions, which in terms of band calcifications may be categori... Read More about Compact wideband printed MIMO/diversity monopole antenna for GSM/UMTS and LTE applications.

Calibration model for detection of potential demodulating behaviour in biological media exposed to RF energy (2017)
Journal Article
See, C. H., Abd-Alhameed, R. A., Ghani, A., Ali, N. T., Excell, P. S., McEwan, N. J., & Balzano, Q. (2017). Calibration model for detection of potential demodulating behaviour in biological media exposed to RF energy. IET Science, Measurements and Technology, 11(7), 900-906. https://doi.org/10.1049/iet-smt.2017.0105

Potential demodulating ability in biological tissue exposed to radio-frequency (RF) signals intrinsically requires an unsymmetrical diode-like non-linear response in tissue samples. This may be investigated by observing possible generation of the sec... Read More about Calibration model for detection of potential demodulating behaviour in biological media exposed to RF energy.

Direct flux control – sensorless control method of PMSM for all speeds – basics and constraints (2017)
Journal Article
Müller, T., See, C. H., Ghani, A., Bati, A., & Thiemann, P. (2017). Direct flux control – sensorless control method of PMSM for all speeds – basics and constraints. Electronics Letters, 53(16), 1110-1111. https://doi.org/10.1049/el.2017.1772

The limitations of sensorless control of permanent magnet synchronous machines (PMSMs) are discussed and a viable solution is proposed. The main concept of sensorless control of drives relies on additional information given by the machine during its... Read More about Direct flux control – sensorless control method of PMSM for all speeds – basics and constraints.

Link Budget Maximization for a Mobile-Band Subsurface Wireless Sensor in Challenging Water Utility Environments (2017)
Journal Article
See, C. H., Abd-Alhameed, R. A., Atojoko, A. A., McEwan, N. J., & Excell, P. S. (2018). Link Budget Maximization for a Mobile-Band Subsurface Wireless Sensor in Challenging Water Utility Environments. IEEE Transactions on Industrial Electronics, 65(1), 616-625. https://doi.org/10.1109/tie.2017.2719602

A subsurface chamber transceiver system and associated propagation channel link budget considerations for an underground wireless sensor system (UWSS) are presented: the application was a sewerage system for a water utility company. The UWSS operates... Read More about Link Budget Maximization for a Mobile-Band Subsurface Wireless Sensor in Challenging Water Utility Environments.

Miniaturized Balanced Antenna with Integrated Balun for Practical LTE Applications (2017)
Journal Article
Elfergani, I. T. E., Rodriguez, J., Abdussalam, F. M., See, C. H., & Abd-Alhameed, R. A. (2017). Miniaturized Balanced Antenna with Integrated Balun for Practical LTE Applications. Radioengineering, 26(2), 444-452. https://doi.org/10.13164/re.2017.0444

A design of dual-band balanced antenna structure operating in the 700 and 2600MHz LTE bands is studied and investigated. The overall dimensions of the radiator are 50 × 18 × 7 mm3 allowing it to be easily concealed within mobile handsets. A broad-ban... Read More about Miniaturized Balanced Antenna with Integrated Balun for Practical LTE Applications.

An Active Microwave Sensor for Near Field Imaging (2017)
Journal Article
Mirza, A. F., See, C. H., Danjuma, I. M., Asif, R., Abd-Alhameed, R. A., Noras, J. M., …Excell, P. S. (2017). An Active Microwave Sensor for Near Field Imaging. IEEE Sensors Journal, 17(9), 2749-2757. https://doi.org/10.1109/jsen.2017.2673961

Near field imaging using microwaves in medical applications is of great current interest for its capability and accuracy in identifying features of interest, in comparison with other known screening tools. This paper documents microwave imaging exper... Read More about An Active Microwave Sensor for Near Field Imaging.

Mathematical Model for Calibration of Potential Detection of Nonlinear Responses in Biological Media Exposed to RF Energy (2017)
Journal Article
See, C. H., Abd-Alhameed, R. A., Mirza, A. F., McEwan, N. J., Excell, P. S., & Balzano, Q. (2017). Mathematical Model for Calibration of Potential Detection of Nonlinear Responses in Biological Media Exposed to RF Energy. The Applied Computational Electromagnetics Society Journal, 32(1), 1-7

An efficient way to test for potential unsymmetrical nonlinear responses in biological tissue samples exposed to a microwave signal is to observe the second harmonic in a cavity resonant at the two frequencies, with collocated antinodes. Such a respo... Read More about Mathematical Model for Calibration of Potential Detection of Nonlinear Responses in Biological Media Exposed to RF Energy.

Conical beam monopole antenna design for Chinese area positioning system (2016)
Journal Article
Pang, F., Ai, G., Yin, J., Ma, Y., Hu, C., Cui, J., Ma, L., See, C. H., & Abd-Alhameed, R. A. (2016). Conical beam monopole antenna design for Chinese area positioning system. Progress in Electromagnetics Research C: PIER C, 68, 193-200. https://doi.org/10.2528/pierc16083005

This article describes the operational principle of the satellite-based Chinese Area Positioning System (CAPS) and proposes a monopole antenna for a large anchored buoy platform in harsh marine environment. The proposed antenna is highly omnidirectio... Read More about Conical beam monopole antenna design for Chinese area positioning system.

A compact and broadband balun design for LTE applications (2016)
Journal Article
Elfergani, I. T. E., Hussaini, A. S., Rodriguez, J., Ali, A. H., See, C. H., & Abd-Alhameed, R. A. (2016). A compact and broadband balun design for LTE applications. Progress in electromagnetics research B: PIER B, 67, 85-95. https://doi.org/10.2528/pierc16071805

In this paper, a compact wideband planar balun is studied and investigated. The proposed balun comprises a broadband Wilkinson divider followed by non-coupled lines to attain wideband 180° phase shift. Due to the inherent broadband characteristics of... Read More about A compact and broadband balun design for LTE applications.

A novel method for rapid inspection of sewer networks: combining acoustic and optical means (2015)
Journal Article
Plihal, H., Kretschmer, F., Ali, M. T. B., See, C. H., Romanova, A., Horoshenkov, K. V., & Ertl, T. (2016). A novel method for rapid inspection of sewer networks: combining acoustic and optical means. Urban Water Journal, 13(1), 3-14. https://doi.org/10.1080/1573062x.2015.1076857

Operation and maintenance of the public sewer system represent key tasks for an operator. Condition assessment is usually conducted by conventional closed circuit television (CCTV) inspection. However, alternative tools such as manhole-zoom cameras (... Read More about A novel method for rapid inspection of sewer networks: combining acoustic and optical means.

Vector and CRSS algorithms for indoor localization using received signal strength (2014)
Presentation / Conference Contribution
Obeidat, H. A., Shuaieb, W., Abd-Alhameed, R., Noras, J. M., Gazaany, T., & See, C. H. (2014, December). Vector and CRSS algorithms for indoor localization using received signal strength. Poster presented at Festival of Radio Science 2014, International Union of Radio Science (URSI), University of Manchester

Abstract not available.

Dual-wide band stub loaded step impedance resonator filter (2014)
Presentation / Conference Contribution
Tu, Y., Mirza, A., See, C. H., Abd-Alhameed, R., & McEwan, N. J. (2014, December). Dual-wide band stub loaded step impedance resonator filter. Poster presented at Festival of Radio Science 2014, International Union of Radio Science (URSI), University of Manchester

Abstract not available.

Compact and closely spaced tunable printed F-slot multiple-input–multiple-output antenna system for portable wireless applications with efficient diversity (2014)
Journal Article
Elfergani, I. T., Hussaini, A. S., Rodriguez, J., Abd-Alhameed, R. A., See, C. H., Jan, N., Zhu, S., & McEwan, N. J. (2014). Compact and closely spaced tunable printed F-slot multiple-input–multiple-output antenna system for portable wireless applications with efficient diversity. IET Science, Measurements and Technology, 8(6), 359-369. https://doi.org/10.1049/iet-smt.2013.0276

In this work, miniaturised tunable two-antenna multiple-input–multiple-output (MIMO) systems composed of printed F-slot shaped are developed to operate in the global positioning system (GPS), personal communication system (PCS), distributed control s... Read More about Compact and closely spaced tunable printed F-slot multiple-input–multiple-output antenna system for portable wireless applications with efficient diversity.

Printed monopole antenna with tunable band-notched characteristic for use in mobile and ultra-wide band applications: A Tunable Band-Notched Monopole Antenna (2014)
Journal Article
Elfergani, I. T. E., Hussaini, A. S., See, C. H., Abd-Alhameed, R. A., McEwan, N. J., Zhu, S., Rodriguez, J., & Clarke, R. W. (2015). Printed monopole antenna with tunable band-notched characteristic for use in mobile and ultra-wide band applications: A Tunable Band-Notched Monopole Antenna. International Journal of RF and Microwave Computer-Aided Engineering, 25(5), 403-412. https://doi.org/10.1002/mmce.20874

A tunable band-notch printed monopole antenna is presented, exhibiting a wide impedance bandwidth from 1.5 to 5.5 GHz with good impedance matching (VSWR 2) and a tunable rejected frequency band from 2.38 to 3.87 GHz. The bandnotching is achieved by... Read More about Printed monopole antenna with tunable band-notched characteristic for use in mobile and ultra-wide band applications: A Tunable Band-Notched Monopole Antenna.

Step forward to map fully parallel energy efficient cortical columns on field programmable gate arrays (2014)
Journal Article
Ghani, A., See, C. H., & Usman Ali, S. M. U. (2014). Step forward to map fully parallel energy efficient cortical columns on field programmable gate arrays. IET Science, Measurements and Technology, 8(6), 432-440. https://doi.org/10.1049/iet-smt.2014.0004

This study presents energy and area-efficient hardware architectures to map fully parallel cortical columns on reconfigurable platform - field programmable gate arrays (FPGAs). An area-efficient architecture is proposed at the system level and benchm... Read More about Step forward to map fully parallel energy efficient cortical columns on field programmable gate arrays.

Quasi-Static FDTD scheme for electrically-small regions in free space, lossless and lossy penetrable media. (2014)
Book Chapter
See, C. H., Abdullah, A. S., Abd-Alhameed, R. A., & Noras, J. M. (2014). Quasi-Static FDTD scheme for electrically-small regions in free space, lossless and lossy penetrable media. In K. N. Ramli, R. A. Abd-Alhameed, & P. S. Excell (Eds.), . Nova Science Publishers

No abstract available.

Computation of Electromagnetic Field Inside a Tissue Using Quasi-Static and Lumped-Element Scheme (2014)
Book Chapter
See, C. H., Abd-Alhameed, R. A., Excell, P. S., & Ngala, M. J. (2014). Computation of Electromagnetic Field Inside a Tissue Using Quasi-Static and Lumped-Element Scheme. In Development of Complex Electromagnetic Problems Using FDTD Subgridding in Hybrid Computational Techniques (265-308)

Wideband tunable PIFA antenna with loaded slot structure for mobile handset and LTE applications (2014)
Journal Article
Elfergani, I., Hussaini, A. S., Rodriguez, J., See, C. H., & Abd-Alhameed, R. (2014). Wideband tunable PIFA antenna with loaded slot structure for mobile handset and LTE applications. Radioengineering, 23(1), 345-355

A compact planar inverted F antenna (PIFA) with a tunable frequency response is presented. Tuning of the resonant frequency is realized by loading a varactor on an embedded slot of the proposed antenna structure without further optimizing other anten... Read More about Wideband tunable PIFA antenna with loaded slot structure for mobile handset and LTE applications.

Ultra-Wideband Dual-Polarized Patch Antenna With Four Capacitively Coupled Feeds (2014)
Journal Article
Zhu, F., Gao, S., Ho, A. T. S., Abd-Alhameed, R. A., See, C. H., Brown, T. W. C., Li, J., Wei, G., & Xu, J. (2014). Ultra-Wideband Dual-Polarized Patch Antenna With Four Capacitively Coupled Feeds. IEEE Transactions on Antennas and Propagation, 62(5), 2440-2449. https://doi.org/10.1109/tap.2014.2308524

A novel dual-polarized patch antenna for ultra-wideband
(UWB) applications is presented. The antenna consists of a
square patch and four capacitively coupled feeds to enhance the
impedance bandwidth. Each feed is formed by a vertical isosceles
tr... Read More about Ultra-Wideband Dual-Polarized Patch Antenna With Four Capacitively Coupled Feeds.

Statistical analysis of refractivity gradient and β₀ parameter in the Gulf Region. (2013)
Journal Article
AbouAlmal, A., Abd-Alhameed, R. A., Al-Ansari, K., AlAhmad, H., See, C. H., Jones, S. M. R., & Noras, J. M. (2013). Statistical analysis of refractivity gradient and β₀ parameter in the Gulf Region. IEEE Transactions on Antennas and Propagation, 61(12), 6250-6254. https://doi.org/10.1109/tap.2013.2279999

In this communication, nine years of local radiosonde meteorological data, from 1997 to 2005, have been used to calculate the vertical refractivity gradient, ΔΝ, in the lowest atmospheric layer above the ground surface. The values obtained are used t... Read More about Statistical analysis of refractivity gradient and β₀ parameter in the Gulf Region..

Hybrid computational scheme for antenna-human body interaction. (2013)
Journal Article
Ramli, K., Abd-Alhameed, R., See, C., Excell, P., & Noras, J. (2013). Hybrid computational scheme for antenna-human body interaction. Progress in electromagnetics research B: PIER B, 133, 117-136

A new hybrid method of moments (MoM)/finite-difference time-domain (FDTD), with a sub-gridded finite-difference time-domain (SGFDTD) approach is presented. The method overcomes the drawbacks of homogeneous MoM and FDTD simulations, and so permits acc... Read More about Hybrid computational scheme for antenna-human body interaction..

Improved Grating Monopole antenna with zigzag for DVB-T application (2013)
Journal Article
Zebiri, C., Ney, M., Abd-Alhameed, R. A., Benabdelaziz, F., Lashab, M., & See, C. H. (2013). Improved Grating Monopole antenna with zigzag for DVB-T application. Progress In Electromagnetics Research Letters, 41, 39-49. https://doi.org/10.2528/PIERL13050107

This work presents a novel broadband monopole antenna for digital video broadcasting-terrestrial (DVB-T) application. The proposed antenna consists of a grating zigzag patch and a concave rectangular ground plane. The zigzag patch is used to enable t... Read More about Improved Grating Monopole antenna with zigzag for DVB-T application.

Electromagnetic Field Computation for Power Transmission Lines Using Quasi-Static Sub-Gridding Finite-Difference Time-Domain Approach (2013)
Journal Article
Ramli, K. N., Abd-Alhameed, R. A., See, C. H., Atojoko, A., Noras, J. M., & Excell, P. S. (2014). Electromagnetic Field Computation for Power Transmission Lines Using Quasi-Static Sub-Gridding Finite-Difference Time-Domain Approach. Electromagnetics, 34(1), 47-65. https://doi.org/10.1080/02726343.2014.846186

A new approach to the modeling of electromagnetic wave propagation and penetration in and around electrically small objects is presented. The traveling electromagnetic wave from a source is simulated by the finite-difference time-domain solution of M... Read More about Electromagnetic Field Computation for Power Transmission Lines Using Quasi-Static Sub-Gridding Finite-Difference Time-Domain Approach.

MIMO Discrete Wavelet Transform for the Next Generation Wireless Systems (2013)
Journal Article
Asif, R., Ghazaany, T. S., Abd-Alhameed, R. A., Noras, J. M., Jones, S. M. R., Rodriguez, J., & See, C. H. (2013). MIMO Discrete Wavelet Transform for the Next Generation Wireless Systems. International Journal of Advanced Research Trends in Engineering and Technology, 2(10), 4791-4800

Study is presented into the performance of Fast Fourier Transform (FFT) and Discrete Wavelet Transform (DWT) and MIMO-DWT with transmit beamforming. Feedback loop has been used between the equalizer at the transmitter to the receiver which provided t... Read More about MIMO Discrete Wavelet Transform for the Next Generation Wireless Systems.

Design of a printed MIMO/diversity monopole antenna for future generation handheld devices: Design of a Printed MIMO/Diversity Monopole Antenna (2013)
Journal Article
See, C. H., Abd-Alhameed, R. . A., McEwan, N. . J., Jones, S. M. R., Asif, R., & Excell, P. . S. (2014). Design of a printed MIMO/diversity monopole antenna for future generation handheld devices: Design of a Printed MIMO/Diversity Monopole Antenna. International Journal of RF and Microwave Computer-Aided Engineering, 24(3), 348-359. https://doi.org/10.1002/mmce.20767

This article presents a printed crescent-shaped monopole MIMO diversity antenna for wireless communications. The port-to-port isolation is increased by introducing an I-shaped conductor symmetrically between the two antenna elements and shaping the... Read More about Design of a printed MIMO/diversity monopole antenna for future generation handheld devices: Design of a Printed MIMO/Diversity Monopole Antenna.

Multiple Band-Notched UWB Antenna With Band-Rejected Elements Integrated in the Feed Line (2013)
Journal Article
Zhu, F., Gao, S., Ho, A. T., Abd-Alhameed, R. A., See, C. H., Brown, T. W. C., Li, J., Wei, G., & Xu, J. (2013). Multiple Band-Notched UWB Antenna With Band-Rejected Elements Integrated in the Feed Line. IEEE Transactions on Antennas and Propagation, 61(8), 3952-3960. https://doi.org/10.1109/tap.2013.2260119

To mitigate potential interferences with coexisting wireless systems operating over 3.3-3.6 GHz, 5.15-5.35 GHz, or 5.725-5.825 GHz bands, four novel band-notched antennas suitable for ultra-wideband (UWB) applications are proposed. These include UWB... Read More about Multiple Band-Notched UWB Antenna With Band-Rejected Elements Integrated in the Feed Line.

Compact multiple input and multiple output/diversity antenna for portable and mobile ultra-wideband applications (2013)
Journal Article
See, C. H., Hraga, H. I., Noras, J. M., Abd-Alhameed, R. A., & McEwan, N. J. (2013). Compact multiple input and multiple output/diversity antenna for portable and mobile ultra-wideband applications. IET microwaves, antennas & propagation, 7(6), 444-451. https://doi.org/10.1049/iet-map.2012.0574

This study presents a miniaturised multiple input and multiple output /diversity antenna which is suitable for high data-rate communication systems such as mobile ultra-wideband (UWB). This antenna assembly comprises two identical planarinverted-F an... Read More about Compact multiple input and multiple output/diversity antenna for portable and mobile ultra-wideband applications.

Design and Analysis of Planar Ultra-Wideband Antenna with Dual Band-Notched Function (2012)
Journal Article
Zhu, F., Gao, S., Ho, A. T. S., See, C. H., Abd-Alhameed, R. A., Li, J., & Xu, J. (2012). Design and Analysis of Planar Ultra-Wideband Antenna with Dual Band-Notched Function. Progress In Electromagnetics Research, 127, 523-536

A novel planar ultra-wideband (UWB) antenna with dual band-notched characteristics is proposed. The antenna is fabricated on a printed circuit board (PCB), having a circular monopole and arc-shaped parasitic strips on one side and a ground plane with... Read More about Design and Analysis of Planar Ultra-Wideband Antenna with Dual Band-Notched Function.

Multi-band weakly ground-coupled balanced antenna design for portable devices (2012)
Journal Article
Zhou, D., Abd-Alhameed, R., Alhaddad, A., See, C. H., Noras, J., Excell, P., & Gao, S. (2012). Multi-band weakly ground-coupled balanced antenna design for portable devices. IET Science Measurement and Technology, 6(4), 306-310. https://doi.org/10.1049/iet-smt.2011.0151

A balanced antenna for wireless portable devices applications with multiple band operational performance is investigated and discussed. The designed antenna is weakly ground-couple, although can be considered as an energy-efficient radiator. The ante... Read More about Multi-band weakly ground-coupled balanced antenna design for portable devices.

Dual band-notched tapered slot antenna using λ/4 band-stop filters (2012)
Journal Article
Zhu, F., Gao, S., Li, J., Ho, A., See, C. H., Abd-Alhameed, R., & Xu, J. (2012). Dual band-notched tapered slot antenna using λ/4 band-stop filters. IET microwaves, antennas & propagation, 6(15), 1665-1673. https://doi.org/10.1049/iet-map.2012.0502

This study proposed a novel quarter-wavelength band-rejected element for band-notched antennas. It consists of a metal via and a rectangular strip connected to the radiating patch. In order to validate the design, a dual band-notched elliptically tap... Read More about Dual band-notched tapered slot antenna using λ/4 band-stop filters.

A band-suppression UWB suspended planar antenna incorporating a slotted spiral resonator (2012)
Journal Article
See, C. H., Abd-Alhameed, R. A., Hraga, H. I., Excell, P. S., Jones, S. M. R., & Noras, J. M. (2013). A band-suppression UWB suspended planar antenna incorporating a slotted spiral resonator. International Journal of RF and Microwave Computer-Aided Engineering, 23(5), 570-578. https://doi.org/10.1002/mmce.20691

A novel miniaturized planar inverted F-L antenna assembly is considered for UWB radio operations. The antenna design utilizes the electromagnetic coupling between an air dielectric planar inverted-F antenna (PIFA) and a parasitic planar inverted-L (P... Read More about A band-suppression UWB suspended planar antenna incorporating a slotted spiral resonator.

Folded Loop Balanced Coplanar Antenna for WLAN Applications (2012)
Journal Article
Alhaddad, A. G., Abd-Alhameed, R. A., Zhou, D., See, C. H., Excell, P. S., & Jones, S. M. R. (2012). Folded Loop Balanced Coplanar Antenna for WLAN Applications. IEEE Transactions on Antennas and Propagation, 60(10), 4916-4920. https://doi.org/10.1109/tap.2012.2207322

A novel balanced rectangular loop antenna is proposed, having an ungrounded coplanar waveguide (CPW) feed configuration and a folded structure at both ends. This antenna is designed for operation over the 2.4 GHz and 5 GHz WLAN frequency bands. Bond-... Read More about Folded Loop Balanced Coplanar Antenna for WLAN Applications.

A low-profile ultra-wideband modified planar inverted-f antenna (2012)
Journal Article
See, C. H., Hraga, H. I., Abd-Alhameed, R. A., McEwan, N. J., Noras, J. M., & Excell, P. S. (2013). A low-profile ultra-wideband modified planar inverted-f antenna. IEEE Transactions on Antennas and Propagation, 61(1), 100-108. https://doi.org/10.1109/tap.2012.2216494

A miniaturized modified planar inverted-F antenna (PIFA) is presented and experimentally studied. This antenna consists of a planar rectangular monopole top-loaded with a rectangular patch attached to two rectangular plates, one shorted to the ground... Read More about A low-profile ultra-wideband modified planar inverted-f antenna.

Planar monopole antennas for new generation mobile and lower band ultra-wide band applications (2012)
Journal Article
See, C., Abd-Alhameed, R., Jones, S., Zhou, D., McEwan, N., Excell, P., Elmegri, F., & Noras, J. (2012). Planar monopole antennas for new generation mobile and lower band ultra-wide band applications. IET microwaves, antennas & propagation, 6(11), 1207-1214. https://doi.org/10.1049/iet-map.2012.0086

This study presents two multiband planar printed monopole antennas with an optimised size of 57 × 37.5 × 0.8 mm³ for mobile/wireless and low-band ultra-wide band (UWB) applications. Both these antennas are constructed as a chorded crescent-shaped rad... Read More about Planar monopole antennas for new generation mobile and lower band ultra-wide band applications.

Compact-size linearly tapered slot antenna for portable ultra-wideband imaging systems. (2012)
Journal Article
Zhu, F., Gao, S., Ho, A. T. S., See, C. H., Abd-Alhameed, R. A., Li, J., & Xu, J. (2013). Compact-size linearly tapered slot antenna for portable ultra-wideband imaging systems. International Journal of RF and Microwave Computer-Aided Engineering, 23(3), 290-299. https://doi.org/10.1002/mmce.20673

A compact‐size asymmetrical linearly tapered slot antenna required for portable ultra‐wideband (UWB) imaging systems is presented. The total antenna size is reduced compared with the conventional linearly tapered slot antenna by using a triangular sl... Read More about Compact-size linearly tapered slot antenna for portable ultra-wideband imaging systems..

A Compact Design of Tunable Band-Notched Ultra-Wide Band Antenna (2012)
Journal Article
See, C. H., Elfergani, I. E. E., Abd-Alhameed, R. A., Jones, S., & Excell, P. S. (2012). A Compact Design of Tunable Band-Notched Ultra-Wide Band Antenna. Microwave and Optical Technology Letters, 54(7), 1642-1644. https://doi.org/10.1002/mop.26907

In this letter, a compact ultrawideband planar inverted F‐L antenna with a tunable band‐notched response is presented. Tuning of the rejected frequency bands is realized by loading a variable capacitor on an embedded slot of the proposed antenna stru... Read More about A Compact Design of Tunable Band-Notched Ultra-Wide Band Antenna.

Miniaturized Tapered Slot Antenna With Signal Rejection in 5–6-GHz Band Using a Balun (2012)
Journal Article
Zhu, F., Gao, S. S., Ho, A. T. S., Abd-Alhameed, R. A., See, C. H., Li, J., & Xu, J. (2012). Miniaturized Tapered Slot Antenna With Signal Rejection in 5–6-GHz Band Using a Balun. IEEE Antennas and Wireless Propagation Letters, 11, 507-510. https://doi.org/10.1109/lawp.2012.2199276

A miniaturized elliptically tapered slot antenna fed by a novel balun is proposed for directional ultrawideband (UWB) applications. The feeding configuration consists of a stepped mi-crostrip line and a folded slotline connected with a circular slot.... Read More about Miniaturized Tapered Slot Antenna With Signal Rejection in 5–6-GHz Band Using a Balun.

A frequency tunable PIFA design for handset applications (2012)
Journal Article
Hwang See, C., Elfergani, I. E., Abd-Alhameed, R., Bin-Melha, M., Zhou, D., Child, M., & Excell, P. S. (2012). A frequency tunable PIFA design for handset applications. Lecture Notes in Computer Science, 77, 688-693. https://doi.org/10.1007/978-3-642-35155-6_57

A frequency tunable planar inverted F antenna (PIFA) is presented for use in the following bands: DCS, PCS, and UMTS. Initially, the tuning was achieved by placing a lumped capacitor, with values in the range of 1.5 to 4 pF, along the slot of the rad... Read More about A frequency tunable PIFA design for handset applications.

A Low Power Wireless Sensor Network for Gully Pot Monitoring in Urban Catchments (2012)
Journal Article
See, C. H., Horoshenkov, K., abd-alhmeed, R. A., Hu, Y., & Tait, S. (2012). A Low Power Wireless Sensor Network for Gully Pot Monitoring in Urban Catchments. IEEE Sensors Journal, 12(5), 1545-1553. https://doi.org/10.1109/jsen.2011.2174354

Sewer and gully blockages are the main cause of residential sewer flooding in the U.K. A low-cost and power efficient wireless sensor mesh networking communication system has been designed, developed and implemented to provide adequate warning on pot... Read More about A Low Power Wireless Sensor Network for Gully Pot Monitoring in Urban Catchments.

Wideband Printed MIMO/Diversity Monopole Antenna for WiFi/WiMAX Applications (2012)
Journal Article
See, C. H., Abd-Alhameed, R. A., Abidin, Z. Z., McEwan, N. J., & Excell, P. S. (2012). Wideband Printed MIMO/Diversity Monopole Antenna for WiFi/WiMAX Applications. IEEE Transactions on Antennas and Propagation, 60(4), 2028-2035. https://doi.org/10.1109/tap.2012.2186247

A novel printed diversity monopole antenna is presented for WiFi/WiMAX applications. The antenna comprises two crescent shaped radiators placed symmetrically with respect to a defected ground plane and a neutralization lines is connected between them... Read More about Wideband Printed MIMO/Diversity Monopole Antenna for WiFi/WiMAX Applications.

The Design of a Resistively Loaded Bowtie Antenna for Applications in Breast Cancer Detection Systems (2012)
Journal Article
See, C. H., Abd-Alhameed, R. A., Chung, S. W. J., Zhou, D., Al-Ahmad, H., & Excell, P. S. (2012). The Design of a Resistively Loaded Bowtie Antenna for Applications in Breast Cancer Detection Systems. IEEE Transactions on Antennas and Propagation, 60(5), 2526-2530. https://doi.org/10.1109/tap.2012.2189730

A resistively loaded bowtie antenna, intended for applications in breast cancer detection, is adaptively modified through modelling and genetic optimization. The required wideband operating characteristic is achieved through manipulation of the resis... Read More about The Design of a Resistively Loaded Bowtie Antenna for Applications in Breast Cancer Detection Systems.

Small Size Tuneable Printed F-Slot Antenna for Mobile Handset Applications (2012)
Journal Article
Elfergani, I. E., Abd-Alhameed, R. A., See, C. H., Jones, S., Noras, J., & Sadeghpour, T. (2012). Small Size Tuneable Printed F-Slot Antenna for Mobile Handset Applications. Microwave and Optical Technology Letters, 54(3), 794-802. https://doi.org/10.1002/mop.26649

Broadband dual planar inverted F-antenna for wireless local area networks/worldwide interoperability for microwave access and lower-band ultra wideband wireless applications (2011)
Journal Article
See, C. H., Abd-Alhameed, R., Zhou, D., Hraga, H., & Excell, P. (2011). Broadband dual planar inverted F-antenna for wireless local area networks/worldwide interoperability for microwave access and lower-band ultra wideband wireless applications. IET microwaves, antennas & propagation, 5(6), 644-650. https://doi.org/10.1049/iet-map.2010.0135

An extension of the planar inverted F-antenna (PIFA) concept is proposed, combining two such antennas (one of them fed parasitically) to extend the usable bandwidth to cover the WiFi wireless local area network, worldwide interoperability for microwa... Read More about Broadband dual planar inverted F-antenna for wireless local area networks/worldwide interoperability for microwave access and lower-band ultra wideband wireless applications.

New antenna designs for wideband harmonic suppression using adaptive surface meshing and genetic algorithms (2011)
Journal Article
Zhou, D., Abd-Alhameed, R., See, C. . H., Bin-Melha, M., Zainal-Abdin, Z., & Excell, P. (2011). New antenna designs for wideband harmonic suppression using adaptive surface meshing and genetic algorithms. IET microwaves, antennas & propagation, 5(9), 1054-1061. https://doi.org/10.1049/iet-map.2010.0218

A novel design strategy for microstrip harmonic-suppression antennas is presented. The computational method is based on an integral equation solver using adaptive surface meshing driven by a genetic algorithm (GA). Three examples are illustrated, all... Read More about New antenna designs for wideband harmonic suppression using adaptive surface meshing and genetic algorithms.

Circular-Polarized Antennas for Satellite Wireless Communications Design of Microstrip Patch and Wire Antennas for Handheld Satellite Mobile Handsets Using Genetic Algorithms (2011)
Book
See, C. H., Khalil, K., & Abd-Alhameed, R. A. (2011). Circular-Polarized Antennas for Satellite Wireless Communications Design of Microstrip Patch and Wire Antennas for Handheld Satellite Mobile Handsets Using Genetic Algorithms. LAP Lambert Academic Press

The objectives of this research work are to investigate, design and implement circularly-polarized antennas to be used for handheld satellite mobile communication and wireless sensor networks. Several antennas such as Quadrifilar Spiral Antennas (QSA... Read More about Circular-Polarized Antennas for Satellite Wireless Communications Design of Microstrip Patch and Wire Antennas for Handheld Satellite Mobile Handsets Using Genetic Algorithms.

Low profile dual-band-balanced handset antenna with dual-arm structure for WLAN application (2011)
Journal Article
Alhaddad, A., Abd-Alhameed, R., Zhou, D., See, C. H., Elfergani, I., & Excell, P. (2011). Low profile dual-band-balanced handset antenna with dual-arm structure for WLAN application. IET microwaves, antennas & propagation, 5(9), 1045-1053. https://doi.org/10.1049/iet-map.2010.0219

In this study, a low profile and dual-band-balanced antenna for mobile handset applications, covering the 2.4 and 5 GHz WLAN frequency bands, is investigated and discussed. The antenna is a thin-strip planar dipole, with folded structure, and a dual-... Read More about Low profile dual-band-balanced handset antenna with dual-arm structure for WLAN application.

Design of a PIFA with Parasitic F-element miniaturised antenna assembly for Lower Band Ultra-wideband and IEEE 802.11a applications (2011)
Journal Article
Hwang See, C., Abd-Alhameed, R. A., Hraga, H., Elfergani, I. T. E., Abusitta, M. M., & Adnan, S. (2011). Design of a PIFA with Parasitic F-element miniaturised antenna assembly for Lower Band Ultra-wideband and IEEE 802.11a applications. Microwave and Optical Technology Letters, 53(9), 1970-1974. https://doi.org/10.1002/mop.26189

In this article, a planar inverted‐FF antenna with suspended rectangular feeding mechanism is presented for lower band ultra‐wideband and IEEE 802.11a wireless local area network applications. By manipulating the optimum strong electromagnetic coupli... Read More about Design of a PIFA with Parasitic F-element miniaturised antenna assembly for Lower Band Ultra-wideband and IEEE 802.11a applications.

Miniature Dual-Band and Wideband Planar Inverted F-L-Antennas for Wireless Local Area Network and Ultra-Wideband Applications (2011)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., Hraga, H. I., & Excell, P. S. (2011). Miniature Dual-Band and Wideband Planar Inverted F-L-Antennas for Wireless Local Area Network and Ultra-Wideband Applications. Electromagnetics, 31(3), 233-245. https://doi.org/10.1080/02726343.2011.558462

By applying the magnetic wall concept, compact dual-band and wideband low-profile planar inverted F-L antennas for wireless local area network (WLAN) (2.4 GHz/5.2 GHz) and ultra-wideband (UWB) applications are proposed. The dual-band antenna shows a... Read More about Miniature Dual-Band and Wideband Planar Inverted F-L-Antennas for Wireless Local Area Network and Ultra-Wideband Applications.

Ultra-wideband planar inverted FF antenna (2010)
Journal Article
See, C. H., Abd-Alhameed, R., Zhou, D., Hraga, H., Excell, P., & Child, M. (2010). Ultra-wideband planar inverted FF antenna. Electronics Letters, 46(8), 549-550. https://doi.org/10.1049/el.2010.3131

A novel, miniaturised, planar inverted FF antenna (PIFFA) assembly is presented. The antenna design electromagnetically couples two PIFA antennas on an air substrate, and employs a broadband rectangular plate feeding mechanism to achieve an ultra-wid... Read More about Ultra-wideband planar inverted FF antenna.

A Crescent-Shaped Multiband Planar Monopole Antenna for Mobile Wireless Applications (2010)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., Lee, T. H., & Excell, P. S. (2010). A Crescent-Shaped Multiband Planar Monopole Antenna for Mobile Wireless Applications. IEEE Antennas and Wireless Propagation Letters, 9, 152-155. https://doi.org/10.1109/lawp.2010.2044741

A planar multiband monopole antenna is presented for mobile wireless applications. The antenna is constructed from a crescent-shaped radiator patch, microstrip feed line, and defected ground structure (DGS). Theoretical and experimental characteristi... Read More about A Crescent-Shaped Multiband Planar Monopole Antenna for Mobile Wireless Applications.

A Planar Inverted-F-L Antenna (PIFLA) With a Rectangular Feeding Plate for Lower-Band UWB Applications (2010)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., & Excell, P. S. (2010). A Planar Inverted-F-L Antenna (PIFLA) With a Rectangular Feeding Plate for Lower-Band UWB Applications. IEEE Antennas and Wireless Propagation Letters, 9, 149-151. https://doi.org/10.1109/lawp.2010.2045338

A planar inverted-F-L antenna (PIFLA) with a broadband rectangular feeding structure is proposed for lower-band ultrawideband (UWB) applications. This antenna is constructed from a driven F-shaped element and a parasitic L-shaped element. Both patche... Read More about A Planar Inverted-F-L Antenna (PIFLA) With a Rectangular Feeding Plate for Lower-Band UWB Applications.

Wideband balanced folded dipole antenna with a dual-arm monopole structure for mobile handsets (2010)
Journal Article
Zhou, D., Abd-Alhameed, R., See, C. H., & Excell, P. (2010). Wideband balanced folded dipole antenna with a dual-arm monopole structure for mobile handsets. IET microwaves, antennas & propagation, 4(2), 240-246. https://doi.org/10.1049/iet-map.2008.0412

In this study, a balanced antenna for mobile handset applications with enhanced bandwidth performance, covering the bands from 1.8 to 2.45 GHz, is investigated. The antenna is a slot planar dipole with folded structure and a dual-arm on each half. Th... Read More about Wideband balanced folded dipole antenna with a dual-arm monopole structure for mobile handsets.

Compact wideband balanced antenna for mobile handsets (2010)
Journal Article
Zhou, D., Abd-Alhameed, R., See, C. H., Alhaddad, A., & Excell, P. (2010). Compact wideband balanced antenna for mobile handsets. IET microwaves, antennas & propagation, 4(5), 600-608. https://doi.org/10.1049/iet-map.2009.0153

A novel miniature balanced mobile handset antenna is presented in this study, which covers digital communication system (DCS) (1710-1880 MHz), personal communication system (PCS) (1850-1990 MHz), universal mobile telecommunications system (UMTS) (192... Read More about Compact wideband balanced antenna for mobile handsets.

Folded and slotted internal antenna design for 3G IMT-2000 mobile handsets (2010)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., Ramli, K. N., Mcewan, N. J., & Excell, P. S. (2010). Folded and slotted internal antenna design for 3G IMT-2000 mobile handsets. Microwave and Optical Technology Letters, 52, 1549-1553. https://doi.org/10.1002/mop.25271

A four-sided folded, slotted and shorted rectangular patch antenna for 3G mobile handsets is described. The antenna provides a 17.65% bandwidth with S11 <–10 dB from 1885 MHz to 2250 MHz, which completely encompasses the desired UMTS frequency ban... Read More about Folded and slotted internal antenna design for 3G IMT-2000 mobile handsets.

Harmonics measurement on active patch antenna using sensor patches (2010)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., Ali, N. T., & Bin-Melha, M. S. (2010). Harmonics measurement on active patch antenna using sensor patches. Progress in Electromagnetics Research C: PIER C, 17, 121-130. https://doi.org/10.2528/PIERC10092802

Performance of the sensing patch technique for measuring the power accepted at the antenna feed port of active patch antennas has been evaluated at harmonic frequencies. A prototype antenna, including two sensors at appropriate locations, was fabrica... Read More about Harmonics measurement on active patch antenna using sensor patches.

A Compact UWB Antenna Design for Breast Cancer Detection (2010)
Journal Article
Adnan, S., Abd-Alhameed, R. A., See, C. H., Hraga, H. I., Elfergani, I. T. E., & Zhou, D. (2010). A Compact UWB Antenna Design for Breast Cancer Detection. Progress In Electromagnetics Research Letters, 6(2), 129-132

Near field imaging using microwave in medical applications has gain much attention recently as various researchers show its high ability and accuracy in illuminating object compares to well known screening tools. This paper documents the development... Read More about A Compact UWB Antenna Design for Breast Cancer Detection.

Compact Dual-band Balanced Handset Antenna for WLAN Application (2010)
Journal Article
Alhaddad, A., Abd-Alhameed, R., Zhou, D., See, C., Elkhazmi, E., & Excell, P. (2010). Compact Dual-band Balanced Handset Antenna for WLAN Application. Progress In Electromagnetics Research Letters, 6(1), 11-15

In this paper, a balanced antenna for mobile handset applications with dual-frequency performance, covering the 2.4 GHz and the entire 5 GHz WLAN frequency bands, is investigated and discussed. The antenna is a thin-strip planar dipole with folded st... Read More about Compact Dual-band Balanced Handset Antenna for WLAN Application.

Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets (2010)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2010). Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets. Microwave and Optical Technology Letters, 52(4), 987-990. https://doi.org/10.1002/mop.25090

A novel quadrifilar spiral antenna is proposed for use in personal communications mobile terminals exploiting the “big low earth orbit” (big‐LEO) satellite system (uplink 1.61–1.63 GHz; downlink 2.48–2.5 GHz). Feeding of the antenna from the outer pe... Read More about Design of Dual-Band Quadrifilar Spiral Antennas For Satellite-Mobile Handsets.

Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets (2009)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2009). Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets. Electromagnetics, 29(8), 641-651. https://doi.org/10.1080/02726340903287406

Investigations of a wideband balanced antenna for mobile handsets covering three bands—GSM1800, GSM1900, and UMTS—are presented. Balanced antennas have advantages in handset applications as they are less affected by juxtaposition with human tissue th... Read More about Design of Wideband Balanced Folded-Arms Dipole Antenna for Mobile Handsets.

Quadrifilar Helical Antenna Design for Satellite-Mobile Handsets Using Genetic Algorithms (2009)
Journal Article
Zhou, D., See, C., Alhameed, R., Excell, P., Khalil, K., Hu, Y., & McEwan, N. (2009). Quadrifilar Helical Antenna Design for Satellite-Mobile Handsets Using Genetic Algorithms. Microwave and Optical Technology Letters, 51(11), 2668-2671. https://doi.org/10.1002/mop.24694

A circularly polarized quadrifilar helical antenna, operated at 2.4 GHz and intended for applications in satellite mobile communications, is designed using genetic algorithms (GA). The antenna was firstly considered as a test on an infinite ground pl... Read More about Quadrifilar Helical Antenna Design for Satellite-Mobile Handsets Using Genetic Algorithms.

A Wireless Sensor Network (WSN) for Underground Assets Monitoring (2009)
Presentation / Conference Contribution
See, C. H., Horoshenkov, K., Tait, S., Hu, Y., Abd-Alhameed, R. A., & Gardiner, J. (2009, July). A Wireless Sensor Network (WSN) for Underground Assets Monitoring. Poster presented at Wireless Sensing Showcase 2009, National Physical Laboratory, UK

Abstract not available.

Design and optimisation of antennas using genetic algorithms for wireless communications (2009)
Book Chapter
Hwang See, C., Zhou, D., Abd-Alhameed, R. A., & Excell, P. S. (2009). Design and optimisation of antennas using genetic algorithms for wireless communications. In Antennas: Parameters, Models and Applications (75-120). Nova Science Publishers

Analyzing a 5.5GHz DRO for WLANs (2009)
Journal Article
Zhou, D., Alhameed, R., Clarke, R., See, C. H., Abusitta, M., Hu, Y., Ghorbani, A., & Abidin, Z. Z. (2009). Analyzing a 5.5GHz DRO for WLANs. Microwaves & RF, 48(4), 72-77

A Wire-Grid Adaptive Meshing Program for Microstrip Patch Antenna Designs Using a Genetic Algorithm (2009)
Journal Article
Abd-Alhameed, R., Zhou, D., See, C., & Excel, P. (2009). A Wire-Grid Adaptive Meshing Program for Microstrip Patch Antenna Designs Using a Genetic Algorithm. IEEE Antennas and Propagation Magazine, 51(1), 147-151. https://doi.org/10.1109/MAP.2009.4939045

A program to adaptively generate equivalent wire-grid structures for electromagnetic simulation of two-dimensional structures has been developed. The main purpose of this program is to simulate planar microstrip-patch antenna designs, using the numer... Read More about A Wire-Grid Adaptive Meshing Program for Microstrip Patch Antenna Designs Using a Genetic Algorithm.

Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies (2008)
Journal Article
See, C., Abd-Alhameed, R., Excell, P., & Zhou, D. (2008). Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies. Progress In Electromagnetics Research Letters, 4(1), 6-10

The paper demonstrates the modelling of the interaction mechanism between the biological tissues and electromagnetic field at mobile communication frequency ranges. The implementing of modified FDTD numerical method using frequency scaled FDTD with F... Read More about Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies.

New Circularly-Polarised Conical-Beam Microstrip Patch Antenna Array For Short-Range Communication Systems (2008)
Journal Article
Zhou, D., Abd-Alhameed, R. A., See, C. H., McEwan, N. J., & Excell, P. S. (2009). New Circularly-Polarised Conical-Beam Microstrip Patch Antenna Array For Short-Range Communication Systems. Microwave and Optical Technology Letters, 51(1), 78-81. https://doi.org/10.1002/mop.23956

A circularly‐polarized conical‐beam microstrip patch antenna, with a coplanar conductor pattern, is realized as an array of a number of stripline‐fed slotted patches whose diagonal corners are cut off and whose feedlines meet at a central point. Prot... Read More about New Circularly-Polarised Conical-Beam Microstrip Patch Antenna Array For Short-Range Communication Systems.

Dual-Frequency Planar Inverted F-L-Antenna (PIFLA) for WLAN and Short Range Communication Systems (2008)
Journal Article
See, C. H., Abd-Alhameed, R. A., Zhou, D., & Excell, P. S. (2008). Dual-Frequency Planar Inverted F-L-Antenna (PIFLA) for WLAN and Short Range Communication Systems. IEEE Transactions on Antennas and Propagation, 56(10), 3318-3320. https://doi.org/10.1109/tap.2008.929537

The design and analysis is presented of a low profile and dual- frequency inverted L-F antenna for WLAN and short range wireless communications, providing a compromise between size reduction and attainable bandwidth. The optimum (minimized) volume of... Read More about Dual-Frequency Planar Inverted F-L-Antenna (PIFLA) for WLAN and Short Range Communication Systems.

Measure The Range of Sensor Network (2008)
Journal Article
See, C., Abd-Alhameed, R., Zhou, D., Hu, Y., & Horoshenkov, K. (2008). Measure The Range of Sensor Network. Microwaves & RF, 54(10), 69-76

These experiments considered the practical transmission distances between wireless sensors and their base stations under different environmental conditions and with different antennas.

Internal triple-band folded planar antenna design for third generation mobile handsets (2008)
Journal Article
See, C., Abd-Alhameed, R., Excell, P., McEwan, N., & Gardiner, J. (2008). Internal triple-band folded planar antenna design for third generation mobile handsets. IET microwaves, antennas & propagation, 2(7), 718-724. https://doi.org/10.1049/iet-map%3A20070356

A novel internal triple-band folded planar antenna for mobile handsets is introduced, formed by modifying the geometry of a rectangular patch antenna to include a shorting pin, folded sides, a shorted microstrip stub and a notch. The size of the ante... Read More about Internal triple-band folded planar antenna design for third generation mobile handsets.

Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms (2008)
Journal Article
Chung, S., Abd-Alhameed, R., See, C., & Excell, P. (2008). Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms. Progress In Electromagnetics Research Letters, 4, 591-595. https://doi.org/10.2529/piers080116072623

The potentially broad application area in engineering design using Genetic Algorithm (GA) has been widely adopted by many researchers due to its high consistency and accuracy. Presented here is the initial design of a wideband non-dispersive wire bow... Read More about Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms.

Design of Multiband Balanced Folded Dipole Antenna Based on a Dual-arm Structure for Mobile Handsets (2008)
Journal Article
Zhou, D., Abd-Alhameed, R., See, C., & Excell, P. (2008). Design of Multiband Balanced Folded Dipole Antenna Based on a Dual-arm Structure for Mobile Handsets. Progress In Electromagnetics Research Letters, 4, 821-824. https://doi.org/10.2529/piers071221132026

In this paper, a balanced antenna for mobile handset applications with enhanced bandwidth performance, that covers four bands (GSM1800, GSM1900, UMTS and 2.4-GHz WLAN), is investigated. The antenna is a slot planar dipole with folded structure and a... Read More about Design of Multiband Balanced Folded Dipole Antenna Based on a Dual-arm Structure for Mobile Handsets.

Design An Integrated Oscillator/Antenna (2008)
Journal Article
Abd-Alhameed, R., Zhou, D., See, C., Excell, P., Ghorbani, A., & McEwan, N. (2008). Design An Integrated Oscillator/Antenna. Microwaves & RF, 47(3), 59-66

This design tightly integrated an active oscillator with a microstrip patch antenna for miniaturization in WLAN, Bluetooth, and other 2.45-GHz systems.

Computation of Electromagnetic Fields in Assemblages of Biological Cells Using a Modified Finite-Difference Time-Domain Scheme (2007)
Journal Article
See, C. H., Abd-Alhameed, R. A., & Excell, P. S. (2007). Computation of Electromagnetic Fields in Assemblages of Biological Cells Using a Modified Finite-Difference Time-Domain Scheme. IEEE Transactions on Microwave Theory and Techniques, 55(9), 1986-1994. https://doi.org/10.1109/tmtt.2007.904064

When modeling objects that are small compared with the wavelength, e.g., biological cells at radio frequencies, the standard finite-difference time-domain (FDTD) method requires extremely small time-step sizes, which may lead to excessive computation... Read More about Computation of Electromagnetic Fields in Assemblages of Biological Cells Using a Modified Finite-Difference Time-Domain Scheme.

Design of quadrifilar helical and spiral antennas in the presence of satellite-mobile handsets using genetic algorithms (2006)
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R., See, C., Excell, P., & Amushan, E. (2006, November). Design of quadrifilar helical and spiral antennas in the presence of satellite-mobile handsets using genetic algorithms. Presented at 2006 First European Conference on Antennas and Propagation, Nice, France

Two circularly-polarised quadrifilar helical and spiral antennas, operated at 1.6 GHz and intended for the applications of satellite mobile communications, were designed using genetic algorithms. The antennas were firstly considered as a test on an i... Read More about Design of quadrifilar helical and spiral antennas in the presence of satellite-mobile handsets using genetic algorithms.

Reduced Size Circularly Polarised Antennas For Mobile Handsets (2006)
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Khalil, K., Excell, P. S., & Ali, A. (2006, July). Reduced Size Circularly Polarised Antennas For Mobile Handsets. Poster presented at The 19th UK URSI Colloquium at Cosenor’s- House, The Rutherford Appleton Laboratory, Abingdon, Oxford, UK

Abstract not available.

Adaptive Meshing For Numerical Antenna Design Using Genetic Algorithms (2006)
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R. A., See, C. H., Khalil, K., & Excell, P. S. (2006, July). Adaptive Meshing For Numerical Antenna Design Using Genetic Algorithms. Poster presented at The 19th UK URSI Colloquium at Cosenor’s- House,, the Rutherford Appleton Laboratory, Abingdon, Oxford, UK

Abstract not available.

Design of Dual-Frequency Planar Inverted F-L-Antenna (Pifla) For WLAN And Short Range Communication Systems (2006)
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., & Excell, P. S. (2006, July). Design of Dual-Frequency Planar Inverted F-L-Antenna (Pifla) For WLAN And Short Range Communication Systems. Poster presented at The 19th UK URSI Colloquium at Cosenor’s- House, The Rutherford Appleton Laboratory, Abingdon, Oxford, UK

Abstract not available.

Simulation of Antenna design for multiple-input multiple-output (MIMO) wireless communication systems (2004)
Presentation / Conference Contribution
Temtam, A., Abd-Alhameed, R., Excell, P. S., & See, C. H. (2004, July). Simulation of Antenna design for multiple-input multiple-output (MIMO) wireless communication systems. Poster presented at National URSI Radio Science Symposium, University of Bath, UK

Abstract not available.

Modified Hybrid method between the finite element method and finite difference time domain (2004)
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Excell, P. S., & Alias, R. (2004, July). Modified Hybrid method between the finite element method and finite difference time domain. Poster presented at National URSI Radio Science Symposium, University of Bath

Abstract not available.

Fields distribution inside biological cells using Quasi-static Finite-Difference Time-Domain (2003)
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., & Excell, P. S. (2003, September). Fields distribution inside biological cells using Quasi-static Finite-Difference Time-Domain. Poster presented at BA (British Association) Perspectives awards 2003 for young scientists in the North West region, University of Salford

Abstract not available.

Portable Solar Kiln
Report
Kinsley, A., Muhammad Sukki, F., Sola, P., Sellami, N., See, C. H., & Papadopoulos, S. (2022). Portable Solar Kiln. Edinburgh Napier University

The aim of this project is to determine an optimum design and setup for a solar kiln. Throughout this project the overall design of the container will be addressed along with smaller internal setups that can be made. For the overall design optimising... Read More about Portable Solar Kiln.

A novel dual band tunable balanced handset antenna for WLAN application
Presentation / Conference Contribution
Elfergani, I., Abd-Alhameed, R., Ali, N., Alhaddad, A., See, C., & Cabongomuqueba, E. (2011, December). A novel dual band tunable balanced handset antenna for WLAN application. Presented at 2011 18th IEEE International Conference on Electronics, Circuits and Systems - (ICECS 2011), Beirut, Lebanon

This paper presents a tunable balanced antenna covering WLAN frequency bands near 2.4 GHz (2.4-2.4835 GHz) and 5 GHz (5.15-5.35 GHz & 5.650-5.925 GHz), for mobile application. The design is based on loading two variable capacitors onto the planar bal... Read More about A novel dual band tunable balanced handset antenna for WLAN application.

A novel RFID tag antenna mountable on metallic objects
Presentation / Conference Contribution
Alkhambashi, M., Hussaini, A., Abd-Alhameed, R., See, C., Noras, J., Child, M., & Rodriguez, J. (2012, March). A novel RFID tag antenna mountable on metallic objects. Presented at 2012 6th European Conference on Antennas and Propagation (EuCAP), Prague, Czech Republic

This paper investigates the design of UHF RFID tagging antennas mounted on, or in close proximity, with a conducting surface. Detailed simulation and analysis of the tag antenna was carried out for 900 MHz operation. The antenna dimensions were fixed... Read More about A novel RFID tag antenna mountable on metallic objects.

Four element antenna array working at 2.4/5.2 GHz for wireless USB dongle applications
Presentation / Conference Contribution
Abidin, Z., Abd-Alhameed, R., See, C., Ali, N., & Excell, P. (2012, March). Four element antenna array working at 2.4/5.2 GHz for wireless USB dongle applications. Presented at MELECON 2012 - 2012 16th IEEE Mediterranean Electrotechnical Conference, Yasmine Hammamet, Tunisia

A four-element antenna array for a USB dongle multiple-input multiple-output (MIMO) antenna working in dual 2.4/5.2 GHz frequency bands is presented. For achieving reasonably low mutual coupling and good return loss characteristics of the antenna arr... Read More about Four element antenna array working at 2.4/5.2 GHz for wireless USB dongle applications.

Design of a compact tuned antenna system for mobile MIMO applications
Presentation / Conference Contribution
Elfergani, I., Hussaini, A. S., Abd-Alhameed, R., See, C., Child, M., & Rodriguez, J. (2012, November). Design of a compact tuned antenna system for mobile MIMO applications. Presented at 2012 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, Leicestershire, United Kingdom

A small tuneable MIMO antenna module is investigated for possible UMTS mobile applications. The radiators are realized as slotted planar monopoles. The two-element MIMO antenna module occupies a volume of 50.0 × 37. 5 × 1.6 mm³ , and is printed onto... Read More about Design of a compact tuned antenna system for mobile MIMO applications.

Miniaturised UWB antenna for a Wireless Body Area Network
Presentation / Conference Contribution
Hraga, H., See, C., Abd-Alhameed, R., & McEwan, N. J. (2012, November). Miniaturised UWB antenna for a Wireless Body Area Network. Presented at 2012 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, Leicestershire, United Kingdom

A miniaturised modified planar inverted-F UWB antenna with a broadband rectangular feeding structure, for a Wireless Body Area Network (WBAN), is proposed. The antenna is designed to cover a wide frequency range from 3 GHz to 13 GHz. Details of the p... Read More about Miniaturised UWB antenna for a Wireless Body Area Network.

A capacitively loaded antenna for use in mobile handsets
Presentation / Conference Contribution
Elfergani, I., Abd-Alhameed, R., See, C., Child, M., & Excell, P. (2010, November). A capacitively loaded antenna for use in mobile handsets. Presented at 2010 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, United Kingdom

A tuneable slotted patch antenna design is presented and verified for use in the DCS, PCS and UMTS bands. The tuning circuit consists of two varactor diodes, with some passive components, and is integrated fully with the radiator patch, with the vara... Read More about A capacitively loaded antenna for use in mobile handsets.

Design of a planar inverted F-L antenna (PIFLA) for lower-band UWB applications
Presentation / Conference Contribution
Hraga, H., See, C., Abd-Alhameed, R., Jones, S., Child, M., Elfergani, I., & Excell, P. (2010, November). Design of a planar inverted F-L antenna (PIFLA) for lower-band UWB applications. Presented at Propagation Conference (LAPC), Loughborough, United Kingdom

This paper examines the case for an ultrawideband planar inverted-F-L-antenna design intended for use in the lower sub-band. The antenna construction is based on the conventional inverted F, and inverted L as its feed element, and parasitic element,... Read More about Design of a planar inverted F-L antenna (PIFLA) for lower-band UWB applications.

Broadband dielectric resonator antenna (DRA) design for mobile wireless applications
Presentation / Conference Contribution
Elmegri, F., See, C. H., Abd-Alhameed, R. A., & Elfergani, I. T. (2011, November). Broadband dielectric resonator antenna (DRA) design for mobile wireless applications. Presented at 2011 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, United Kingdom

This paper presents a broadband dielectric resonator antenna operating from 1.15 to 6 GHz to cover most of the existing wireless mobile standards. This antenna assembly is constructed by a printed monopole antenna and a defected cylindrical dielectri... Read More about Broadband dielectric resonator antenna (DRA) design for mobile wireless applications.

Reconfigurable antenna design approach for mobile applications and a technique for harmonics suppression
Presentation / Conference Contribution
Elfergani, I., Abd-Alhameed, R., See, C. H., Sadeghpour, T., & Jones, S. (2011, November). Reconfigurable antenna design approach for mobile applications and a technique for harmonics suppression. Presented at 2011 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, United Kingdom

A design procedure for reconfigurable mobile antenna module is presented. A tuneable antenna, including a varactor diode placed at specific position over the radiating slot, was fabricated and tested over several targeted frequency bands (centred at... Read More about Reconfigurable antenna design approach for mobile applications and a technique for harmonics suppression.

Energy efficient gully pot monitoring system using radio frequency identification (RFID)
Presentation / Conference Contribution
Atojoko, A., Jan, N., Elmgri, F., Abd-Alhameed, R., See, C., & Noras, J. (2013, November). Energy efficient gully pot monitoring system using radio frequency identification (RFID). Presented at 2013 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, Leicestershire, United Kingdom

Sewer and gully flooding have become major causes of pollution particularly in the residential areas majorly caused by blockages in the water system and drainages. An effective way of avoiding this problem will be by deploying some mechanism to monit... Read More about Energy efficient gully pot monitoring system using radio frequency identification (RFID).

Dielectric resonator antenna design for UWB applications
Presentation / Conference Contribution
Elmegri, F., See, C., Abd-Alhameed, R., Zebiri, C., & Excell, P. (2013, November). Dielectric resonator antenna design for UWB applications. Presented at 2013 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, Leicestershire, United Kingdom

A small dielectric resonator antenna has been designed for ultra wideband (UWB) communication system applications. The antenna element is a rectangular low permittivity ceramic block, with a dielectric constant of 9.4, and the modified T-shaped feed... Read More about Dielectric resonator antenna design for UWB applications.

Beam steering antenna array for mobile base stations
Presentation / Conference Contribution
See, C. H., Ali, N., Excell, P. S., Atiya, M., & Abd-Alhameed, R. (2005, March). Beam steering antenna array for mobile base stations. Presented at Third IEEE International Conference on Conference on Systems, Signals & Devices SSD'05, Sousse, Tunisia

Lumped-Element FDTD Modelling of the Surface Membrane of Biological Cells
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., & Excell, P. S. (2005, March). Lumped-Element FDTD Modelling of the Surface Membrane of Biological Cells. Presented at Sixth Informatics Workshop for Research Students, University of Bradford, UK

Design of Internal Triple-Band Folded Planar Antenna for Third Generation Mobile Handsets
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Excell, P. S., & Hu, Y. (2005, March). Design of Internal Triple-Band Folded Planar Antenna for Third Generation Mobile Handsets. Presented at Sixth Informatics Workshop for Research Students, University of Bradford, UK

High-Performance 50μm Silicon-Based On-Chip Antenna with High Port-To-Port Isolation Implemented by Metamaterial and SIW Concepts for THz Integrated Systems
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2019, September). High-Performance 50μm Silicon-Based On-Chip Antenna with High Port-To-Port Isolation Implemented by Metamaterial and SIW Concepts for THz Integrated Systems. Presented at 13th International Congress on Artificial Materials for Novel Wave Phenomena – Metamaterials, Rome, Italy

A novel 50μm Silicon-based on-chip antenna is presented that combines metamaterial (MTM) and substrate integrated waveguide (SIW) technologies for integration in THz circuits operating from 0.28 to 0.30 THz. The antenna structure comprises a square p... Read More about High-Performance 50μm Silicon-Based On-Chip Antenna with High Port-To-Port Isolation Implemented by Metamaterial and SIW Concepts for THz Integrated Systems.

Simulation and Experimental Measurements for Near Field Imaging
Presentation / Conference Contribution
Adnan, S., Abd-Alhameed, R. A., Usman, M., See, C., Noras, J., & Child, M. (2012, March). Simulation and Experimental Measurements for Near Field Imaging. Presented at The 31st Progress In Electromagnetics Research Symposium (PIERS), Kuala Lumpur, Malaysia

Near field imaging using microwaves in medical applications has gained much attention recently as various researchers have shown its capability and accuracy in identifying features of interest compared to better known screening tools. This paper docu... Read More about Simulation and Experimental Measurements for Near Field Imaging.

Reduced-Size Circular-Polarised Microstrip Antennas for Satellite Mobile Communication
Presentation / Conference Contribution
See, C. H., Khalil, K., Alias, R., Abd-Alhameed, R., Excell, P. S., & Hu, F. (2005, March). Reduced-Size Circular-Polarised Microstrip Antennas for Satellite Mobile Communication

Quasi-static FDTD scheme for electrically-small regions in free space and lossless or lossy penetrable media
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R., Mutardi, M., Excell, P. S., & Vaul, J. (2004, April). Quasi-static FDTD scheme for electrically-small regions in free space and lossless or lossy penetrable media. Presented at Fifth IEE International Conference on Computation in Electromagnetics, Stratford-upon-Avon, UK

The standard finite-difference time-domain (FDTD) method requires extremely small time-step sizes when modelling electrically-small regions: the method can thus become impractical due to the unaffordable computation times required. Implementation of... Read More about Quasi-static FDTD scheme for electrically-small regions in free space and lossless or lossy penetrable media.

Biological cell modelling using quasi static FDTD/lumped element method
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R., Excell, P. S., Qasim, G., & Vaul, J. (2004, December). Biological cell modelling using quasi static FDTD/lumped element method. Presented at 8th International Multitopic Conference, 2004, Lahore, Pakistan

Several numerical models have been set up in order to understand the modalities of interaction of electromagnetic (EM) fields with biological systems. This paper demonstrates the application of a quasi-static approximate version of the finite-differe... Read More about Biological cell modelling using quasi static FDTD/lumped element method.

Biological cell modeling using Quasi-Static FDTD/Lumped Elements method
Presentation / Conference Contribution
Mutardi, M., See, C. H., abd-Alhameed, R., Excell, P. S., & Vaul, J. (2003, March). Biological cell modeling using Quasi-Static FDTD/Lumped Elements method. Presented at 5th Informatics workshop for research students, University of Bradford

Abstract not available.

Quasi-static FDTD scheme for electrically-small regions in free space and lossless or lossy penetrable media
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R., & Excell, P. S. (2003, July). Quasi-static FDTD scheme for electrically-small regions in free space and lossless or lossy penetrable media. Presented at National URSI Radio Science Symposium, University of Leeds

Simulation and measurement of broadband microstrip patch antenna for 3G wireless communications
Presentation / Conference Contribution
Abd-Alhameed, R., Khalil, K., Excell, P. S., & See, C. H. (2003, March). Simulation and measurement of broadband microstrip patch antenna for 3G wireless communications. Presented at Twelfth International Conference on Antennas and Propagation (ICAP 2003), Exeter, UK

Bandwidth enhancement and size reduction techniques for microstrip patch antennas are investigated, both theoretically and experimentally. Two types of novel and small broadband stripline-fed microstrip patch antennas for 3G mobile communications are... Read More about Simulation and measurement of broadband microstrip patch antenna for 3G wireless communications.

Compact Circularly Polarised Antenna for Satellite-Mobile Application
Presentation / Conference Contribution
See, C. H., Excell, P. S., Abd-Alhameed, R. A., & McEwan, N. (2013, November). Compact Circularly Polarised Antenna for Satellite-Mobile Application. Presented at 4th International Scientific Rocket and Space Technology (RST) Conference, Moscow, Russia

Liquid level monitoring using passive RFID tags
Presentation / Conference Contribution
Atojoko, A., Bin-Melha, M., Elkazmi, E., Usman, M., Abd-Alhameed, R., & See, C. .. (2013, December). Liquid level monitoring using passive RFID tags. Presented at 2013 Design and Test Symposium (IDT), Marrakesh

Tank flooding have become major causes of pollution both in residential and industrial areas majorly caused by overflows of water(mostly residential) and volatile poisonous industrial liquids from the storage tanks. An effective way of avoiding this... Read More about Liquid level monitoring using passive RFID tags.

Mathematical Model for Calibration of Nonlinear Responses in Biological Media Exposed to RF Energy
Presentation / Conference Contribution
See, C., Abd-Alhameed, R., & Excell, P. (2014, March). Mathematical Model for Calibration of Nonlinear Responses in Biological Media Exposed to RF Energy. Presented at 9th IET International Conference on Computation in Electromagnetics (CEM 2014), London, UK

This paper presents a circuit model which is used to calibrate the performance of nonlinear RF energy conversion inside a high quality factor resonant cavity with a known nonlinear loading device. The nonlinear radiofrequency energy conversion can be... Read More about Mathematical Model for Calibration of Nonlinear Responses in Biological Media Exposed to RF Energy.

Loop feed meander-line Antenna RFID tag design for UHF band
Presentation / Conference Contribution
Ma, Y., Abd-Alhameed, R., Zhou, D., See, C., Abidin, Z., Jin, C., & Peng, B. (2014, August). Loop feed meander-line Antenna RFID tag design for UHF band. Presented at 2014 XXXIth URSI General Assembly and Scientific Symposium (URSI GASS), Beijing, China

A loop feed meander-line Antenna (LFMLA) RFID tag on a relatively low dielectric constant substrate operates on the European UHF band 865-868 MHz is presented. The tag modeling is analyzed using two different electromagnetic simulator HFSS and CST. A... Read More about Loop feed meander-line Antenna RFID tag design for UHF band.

Automatic liquid level indication and control using passive UHF RFID tags
Presentation / Conference Contribution
Atojoko, A., Tu, Y., Elmegri, F., Abd-Alhameed, R., See, C., & Child, M. (2014, November). Automatic liquid level indication and control using passive UHF RFID tags. Presented at 2014 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, Leicestershire, United Kingdom

This paper proposes a new perspective to the liquid level monitoring and control technique by deploying energy efficient passive UHF RFID tags as liquid level sensors. The system consists of the pump, storage tank, level sensors (passive tags), RFID... Read More about Automatic liquid level indication and control using passive UHF RFID tags.

Study on specific absorption rate
Presentation / Conference Contribution
Asif, R., Abd-Alhameed, R., Bin-Melha, M., Qureshi, A., See, C., Abdulraheem, Y., Mapuka, T., & Noras, J. (2014, November). Study on specific absorption rate. Presented at Loughborough Antennas and Propagation Conference (LAPC), Loughborough University

In the past fifty years it has been clearly identified that the presence of biological tissues effect the performance of the antenna and considerable effort has been made to improve the characteristics of the mobile phone antenna's but very less effo... Read More about Study on specific absorption rate.

Compact MIMO/Diversity Antenna for Portable and Mobile UWB Terminals
Presentation / Conference Contribution
See, C. H., Ali, N., Atojoko, A., Jan, N., Abd-Alhameed, R., Elkahzmi, E., & McEwan, N. (2014, November). Compact MIMO/Diversity Antenna for Portable and Mobile UWB Terminals. Presented at 2014 Asia Pacific Microwave Conference (APMC), Sendai, Japan

A novel MIMO/diversity Planar Inverted-F antenna (PI FA) is presented for UWB applications. This antenna assembly is formed by two identical PIFAs, a T-shaped decoupling structure which connects the two PIFAs and a finite ground plane. The compact en... Read More about Compact MIMO/Diversity Antenna for Portable and Mobile UWB Terminals.

Design of a Wideband Printed MIMO Monopole Antenna using Neutralisation Lines Technique
Presentation / Conference Contribution
Elkazmi, E., See, C. H., Jan, N. A., Abd-Alhameed, R. A., Ali, N., & McEwan, N. J. (2014, November). Design of a Wideband Printed MIMO Monopole Antenna using Neutralisation Lines Technique. Presented at 2014 Asia Pacific Microwave Conference (APMC), Sendai, Japan

A novel printed diversity monopole antenna is presented for WiFi/WiMAX applications. The antenna comprises two crescent shaped radiators placed symmetrically with respect to a defected ground plane and a wideband zigzag neutralization line is connect... Read More about Design of a Wideband Printed MIMO Monopole Antenna using Neutralisation Lines Technique.

Microwave Antennas for Near Field Imaging
Presentation / Conference Contribution
Adnan, S., Mirza, A., Abd-Alhameed, R., See, C., Al Khambashi, M., Yousuf, Q., Asif, R., & Excell, P. (2014, December). Microwave Antennas for Near Field Imaging. Presented at IEEE MTT-S International Microwave Workshop Series on RF and Wireless Technologies for Biomedical and Healthcare Applications (IMWS-Bio 2014), Queen Mary University of London

Near field imaging using microwaves in medical applications has gained much attention recently as various researchers have shown its capability and accuracy in identifying features of interest compared to well-known screening tools. This paper docume... Read More about Microwave Antennas for Near Field Imaging.

A Printed Wideband MIMO Antenna for Mobile and Portable Communication Devices
Presentation / Conference Contribution
See, C. H., Elkazmi, E., Al Khambashi, M., Samarah, K. G., Ali, A., Abd-Alhameed, R. A., McEwan, N. J., & Excell, P. S. (2015, July). A Printed Wideband MIMO Antenna for Mobile and Portable Communication Devices. Presented at 7th International Conference on Wireless and Satellite Systems, University of Bradford, Bradford, BD7 1DP

A printed crescent-shaped monopole MIMO antenna is presented for handheld wireless communication devices. The mutual coupling between the two antenna elements can be minimised by implementing a I-shaped common radiator. Both the simulated and measure... Read More about A Printed Wideband MIMO Antenna for Mobile and Portable Communication Devices.

New Balanced Mobile Antenna with Wide Bandwidth Performance
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R., See, C., Alhaddad, A., & Excell, P. (2009, March). New Balanced Mobile Antenna with Wide Bandwidth Performance. Presented at 3rd European Conference on Antennas and Propagation (Eucap2009), Berlin, Germany

In this paper, a balanced antenna for mobile handset applications with broad bandwidth performance, covering frequencies from 2.6 GHz to 5.8 GHz, is investigated and discussed. The antenna is a variant of folded dipole antenna and a dual-arm on each... Read More about New Balanced Mobile Antenna with Wide Bandwidth Performance.

Equal-Spaced Rectangular Meander-line Antenna RFID Tag Design for UHF Band
Presentation / Conference Contribution
Abd-Alhameed, R. A., Zhou, D., AlKhambashi, M., See, C. H., Abusitta, M., & Excell, P. S. (2009, September). Equal-Spaced Rectangular Meander-line Antenna RFID Tag Design for UHF Band. Presented at 3rd International Conference on Internet Technologies and Applications (ITA 09), Glyndwr University, Wrexham, Wales, UK

Design and testing of an equal-spaced rectangular meander-line antenna (ESRMLA) for RFID tag applications in the European UHF band 865-868 MHz is presented. The tag antenna was modelled and analysed using two established electromagnetic simulator pac... Read More about Equal-Spaced Rectangular Meander-line Antenna RFID Tag Design for UHF Band.

FDTD Subgridding Scheme for Bioelectromagnetics Application
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Zadeh, R., & Excell, P. S. (2007, July). FDTD Subgridding Scheme for Bioelectromagnetics Application. Presented at National URSI Radio Science Symposium, University of Portsmouth, Portsmouth, UK

Proposed Circuit Model for Calibration of Nonlinear Responses in Biological Media Exposed to RF Energy
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Ahmed, I., & Excell, P. S. (2006, March). Proposed Circuit Model for Calibration of Nonlinear Responses in Biological Media Exposed to RF Energy. Presented at Seventh Informatics Workshop for Research Students, University of Bradford, Bradford, UK

Ultra-Wide Bandwidth Curved Surface Square Planar Monopole Antenna
Presentation / Conference Contribution
See, C. H., Adelowokan, A., Abd-Alhameed, R. A., & Excell, P. S. (2006, March). Ultra-Wide Bandwidth Curved Surface Square Planar Monopole Antenna. Presented at Seventh Informatics Workshop for Research Students, University of Bradford, Bradford, UK

New Antenna Designs for Wideband Harmonic Suppression Using Adaptive Meshing and Genetic Algorithms
Presentation / Conference Contribution
Abd-Alhameed, R. A., Zhou, D., See, C. H., Bin-Melha, M., & Excell, P. (2010, March). New Antenna Designs for Wideband Harmonic Suppression Using Adaptive Meshing and Genetic Algorithms. Presented at Mosharaka International Conference on Communications, Propagation, and Electronics (MIC-CPE 2010), Amman, Jordon

New Design of Balanced Handset Antenna for WLAN Application
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Zhou, D., Alhaddad, A., Elfergani, I., & Excell, P. S. (2010, March). New Design of Balanced Handset Antenna for WLAN Application. Presented at Mosharaka International Conference on Communications, Propagation, and Electronics (MIC-CPE 2010), Amman, Jordan

Small Wideband Antenna For GSM And WLAN Applications
Presentation / Conference Contribution
Hraga, H., See, C., Abd-Alhameed, R., Zhou, D., Adnan, S., Elfergani, I., & Excell, P. (2010, April). Small Wideband Antenna For GSM And WLAN Applications. Presented at 4th European Conference on Antennas and Propagation (Eucap 2010), Barcelona, Spain

In this paper, a small printed antenna for mobile handset and WLAN applications is presented and discussed. The proposed antenna is a printed crescent shape monopole which is mounted on top of a defected ground plane. A 50 ohms microstrip line is use... Read More about Small Wideband Antenna For GSM And WLAN Applications.

Novel Wideband Harmonic Suppression Antenna Designed using Adaptive meshing and Genetic Algorithms
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R., See, C., & Excell, P. (2010, September). Novel Wideband Harmonic Suppression Antenna Designed using Adaptive meshing and Genetic Algorithms. Presented at 2010 Asia-Pacific Radio Science Conference (AP-RASC'10), Toyama, Japan

Microstrip patch antennas with harmonic suppression are designed and optimised, using a genetic algorithm and applying a novel adaptive meshing program to generate a wire-grid simulation. A coaxially-fed air-dielectric patch antenna design with a fol... Read More about Novel Wideband Harmonic Suppression Antenna Designed using Adaptive meshing and Genetic Algorithms.

Design of Planar Double Inverted-F Antenna for Ultra-Wideband Applications
Presentation / Conference Contribution
See, C., Abd-Alhameed, R., Zhou, D., & Excell, P. (2010, September). Design of Planar Double Inverted-F Antenna for Ultra-Wideband Applications. Presented at 2010 Asia-Pacific Radio Science Conference (AP-RASC'10), Toyama, Japan

A novel miniaturized planar double inverted-F antenna is presented. The antenna design is based on the electromagnetic coupling of two air dielectric PIFA antennas, combined with a broadband rectangular plate feed structure to achieve ultra-wideband... Read More about Design of Planar Double Inverted-F Antenna for Ultra-Wideband Applications.

Compact Tunable Microstrip F-Slot antenna for Mobile Handset Applications
Presentation / Conference Contribution
Elfergani, I., Abd-Alhameed, R. A., See, C. H., Abidin, Z., Hraga, H., & Excell, P. (2011, February). Compact Tunable Microstrip F-Slot antenna for Mobile Handset Applications. Presented at 4th International Conference on Communications, Propagation, and Electronics (MIC-CPE 2011), Amman, Jordon

This paper presents a design for a single-feed, compact, tunable microstrip F- slot antenna capable of achieving high tuning ranges without using any matching networks. An F shaped slot embedded in a patch is used to generate resonant frequencies. Th... Read More about Compact Tunable Microstrip F-Slot antenna for Mobile Handset Applications.

Harmonic-suppression Using Adaptive Surface Meshing and Genetic Algorithms
Presentation / Conference Contribution
Bin-Melha, M., Abd-Alhameed, R., Zhou, D., Zainal-Abdin, Z., See, C., Elfergani, I., & Excell, P. (2011, March). Harmonic-suppression Using Adaptive Surface Meshing and Genetic Algorithms. Presented at The 29th PIERS Progress In Electromagnetic Research Symposium, Marrakesh, Morocco

A novel design strategy for microstrip harmonic-suppression antennas is presented. The computational method is based on an integral equation solver using adaptive surface meshing driven by a genetic algorithm. Two examples are illustrated, all involv... Read More about Harmonic-suppression Using Adaptive Surface Meshing and Genetic Algorithms.

Frequency Tuned Planar Inverted F Antenna with L Shaped Slit Design for Wide Frequency Range
Presentation / Conference Contribution
Elfergani, I., Hussaini, A. S., Abd-Alhameed, R., See, C., Abusitta, M. M., Hraga, H., Alhaddad, A. G., & Rodriguez, J. (2011, March). Frequency Tuned Planar Inverted F Antenna with L Shaped Slit Design for Wide Frequency Range. Presented at The 29th PIERS Progress In Electromagnetic Research Symposium, Marrakesh, Morocco

A frequency tuned antenna has been designed to meet the coverage requirements of the DCS, PCS, UMTS and WLAN bands. The antenna consists of a main patch, and a planar inverted L (PIL) slot. The radiator patch is fed, and shorted, using simple feed li... Read More about Frequency Tuned Planar Inverted F Antenna with L Shaped Slit Design for Wide Frequency Range.

A Dual-Band Frequency Tunable Planar Inverted F Antenna
Presentation / Conference Contribution
Elfergani, I., Hussaini, A. S., Abd-Alhameed, R., See, C., Hraga, H., Bin-Melha, M., Excell, P., & Rodriguez, J. (2011, April). A Dual-Band Frequency Tunable Planar Inverted F Antenna. Presented at 5th European Conference on Antennas and Propagation (EUCAP), Rome, Italy

The design process of dual-band reconfigurable PIFA antenna is introduced and investigated. The design procedure is based on loading a lumped capacitor (or varactor) at one fixed location along a slot of the radiator. The changes in first and second... Read More about A Dual-Band Frequency Tunable Planar Inverted F Antenna.

PIFA Antenna for UWB Applications with WLAN Band Rejection Using Spiral Slots
Presentation / Conference Contribution
Hraga, H., See, C., Abd-Alhameed, R., Zhou, D., Adnan, S., Elfergani, I., Elmegri, F., & Excell, P. (2011, April). PIFA Antenna for UWB Applications with WLAN Band Rejection Using Spiral Slots. Presented at 5th European Conference on Antennas and Propagation (EUCAP), Rome, Italy

This paper presents a band-suppressed PIFA antenna for UWB application using spiral slot. The modeling of the antenna geometry structures and the optimisation of the full antenna assembly was carried out in the frequency and time domains using Ansoft... Read More about PIFA Antenna for UWB Applications with WLAN Band Rejection Using Spiral Slots.

The Compact Design of Dual-Band and Wideband Planar Inverted F-L-Antennas for WLAN and UWB Applications
Presentation / Conference Contribution
Hraga, H., See, C. H., Abd-Alhameed, R., Adnan, S., Elfergani, I., & Elmegri, F. E. (2011, March). The Compact Design of Dual-Band and Wideband Planar Inverted F-L-Antennas for WLAN and UWB Applications. Presented at The 29th PIERS Progress In Electromagnetic Research Symposium, Marrakesh, Morocco

Two miniature low profile PIFLA antennas with a compact volume size of 30 mm x 15 mm x 8 mm has presented in this paper. By applying the magnetic wall concept a reduced size dual-band and a wideband half PIFLAs for WLAN (2.4 GHz/5.2 GHz) and UWB appl... Read More about The Compact Design of Dual-Band and Wideband Planar Inverted F-L-Antennas for WLAN and UWB Applications.

Dual-bands four-element antenna array design for MIMO application
Presentation / Conference Contribution
Abidin, Z., Abd-Alhameed, R., Ma, Y., Ramli, R., & See, C. (2011, July). Dual-bands four-element antenna array design for MIMO application. Presented at 26th International Conference On CAD/CAM, Robotics and Factories of the Future (CARs&FOF 2011), Kuala Lumpur, Malaysia

A compact of 4 x 4 crescent antennas operating on dual-band frequency in Multiple-Input Multiple-Output (MIMO) application technology, printed on a relatively low dielectric constant substrate is presented. In order to enhance the mutual coupling, th... Read More about Dual-bands four-element antenna array design for MIMO application.

Dual-Band and Wide Band Tuning Antennas for Mobile and Wireless Communications
Presentation / Conference Contribution
E.Elfergani, I., Abd-Alhameed, R. A., Hwang See, C., Hraga, H. I., Sadeghpour, T., Alhaddad, A., & Excell, P. (2011, September). Dual-Band and Wide Band Tuning Antennas for Mobile and Wireless Communications. Presented at The 4th International Conference on Internet Technologies and Applications (ITA 11), Glyndwr University, Wrexham, Wales, UK

Two tunable PIFA antennas are presented. The first is a dual-band handset antenna with tuning introduced across the slot using either a lumped capacitor or a varactor diode. Suitable tunability is initially established and tested for two resonant fre... Read More about Dual-Band and Wide Band Tuning Antennas for Mobile and Wireless Communications.

Proposed Circuit Model for Calibration of Nonlinear Responses in Biological Media Exposed to RF Energy
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Dama, Y., & Excell, P. S. (2011, September). Proposed Circuit Model for Calibration of Nonlinear Responses in Biological Media Exposed to RF Energy. Presented at Mosharaka International Conference on Biomedical Engineering, Electronics and Nanotechnology (MIC-BEN2011), Amman, Jordan

Harmonic Rejection Triangle Patch Antenna
Presentation / Conference Contribution
Bin-Melha, M., Abd-Alhameed, R., See, C., Usman, M., Elfergani, I., & Noras, J. (2012, March). Harmonic Rejection Triangle Patch Antenna. Presented at The 31st PIERS (Progress in Electromagnetics Research Symposium), Kuala Lumpur, Malaysia

A triangular patch harmonic-rejecting antenna at 0.7 GHz is proposed. Simulated results obtained using HFSS software show that a triangular antenna with shorting pin feed, and of compact size, exhibits high reflection coefficients at the second and t... Read More about Harmonic Rejection Triangle Patch Antenna.

Design of Beam Steering Antenna Array for RFID Reader Using Fully Controlled RF Switches
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R. A., Excell, P. S., See, C. H., M. Abusitta, M., Hu, Y., & McEWan, N. (2008, July). Design of Beam Steering Antenna Array for RFID Reader Using Fully Controlled RF Switches. Presented at Progress in Electromagnetics Research Symposium (PIERS2008), Cambridge, U.S

An approach of using beam steering antenna array for RFID reader is applied as an effective strategy to improve performance of an RFID system under the constraint that the tag, reader and protocol design cannot be modified. The antenna beam steering wa... Read More about Design of Beam Steering Antenna Array for RFID Reader Using Fully Controlled RF Switches.

Design of Dualband Balanced Folded Dipole Antenna for Mobile Handsets
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2008, July). Design of Dualband Balanced Folded Dipole Antenna for Mobile Handsets. Presented at Progress in Electromagnetics Research Symposium (PIERS2008), Cambridge, U.S

Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms
Presentation / Conference Contribution
Chung, S., Abd-Alhameed, R. A., See, C. H., & Excell, P. S. (2008, July). Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms. Presented at Progress in Electromagnetics Research Symposium (PIERS2008), Cambridge, U.S

The potentially broad application area in engineering design using Genetic Algorithm (GA) has been widely adopted by many researchers due to its high consistency and accuracy. Presented here is the initial design of a wideband non-dispersive wire bow... Read More about Wideband Loaded Wire Bow-tie Antenna for Near Field Imaging Using Genetic Algorithms.

Resistively Loaded Wire Bow-tie Antenna for Microwave Imaging By Means of Genetic Algorithms
Presentation / Conference Contribution
Chung, S., Abd-Alhameed, R., Excell, P., See, C., Zhou, D., & Gardiner, J. (2008, June). Resistively Loaded Wire Bow-tie Antenna for Microwave Imaging By Means of Genetic Algorithms. Presented at International Multi-Conference on Engineering and Technological Innovation, Orlando, Florida, USA

The initial design of a wideband non-dispersive wire bow-tie antenna using GA is presented here, primarily for microwave imaging application. The wire bow-tie antenna is designed to operate from 4 GHz to 8 GHz which is essential for microwave penetra... Read More about Resistively Loaded Wire Bow-tie Antenna for Microwave Imaging By Means of Genetic Algorithms.

Wide-Elevation Circular-Polarized Quadrifilar Helical Antenna Handset Design For Satellite Communication Using Genetic Algorithms
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R., See, C., & Excell, P. (2008, August). Wide-Elevation Circular-Polarized Quadrifilar Helical Antenna Handset Design For Satellite Communication Using Genetic Algorithms. Presented at XXIX International Union of Radio Science(URSI) General Assembly, Chicago, US

A circularly-polarised quadrifilar helical antenna, operated at 2.4 GHz band and intended for the applications of satellite mobile communications, was designed and optimised using genetic algorithm. The antenna design was firstly attempted on an infi... Read More about Wide-Elevation Circular-Polarized Quadrifilar Helical Antenna Handset Design For Satellite Communication Using Genetic Algorithms.

Characteristics Of A Circularly-Polarised Conical-Beam Microstrip Patch Antenna Arrays
Presentation / Conference Contribution
See, C. H., Zhou, D., Abd-Alhameed, R., & Excell, P. S. (2008, August). Characteristics Of A Circularly-Polarised Conical-Beam Microstrip Patch Antenna Arrays. Presented at XXIX International Union of Radio Science(URSI) General Assembly, Chicago, USA

This paper demonstrates the characteristics of a new microstrip antenna arrays radiating circularly polarized conical beam. The proposed antenna is realised as an array of a number of stripline fed slot patches whose diagonal corners are cut off and... Read More about Characteristics Of A Circularly-Polarised Conical-Beam Microstrip Patch Antenna Arrays.

Beam steering of horizontally polarized circular antenna arrays
Presentation / Conference Contribution
Abusitta, M. M., Dama, Y., Abd-Alhameed, R. A., See, C., Noras, J., Adebola, A., & Excell, P. (2011, November). Beam steering of horizontally polarized circular antenna arrays. Presented at 2011 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, United Kingdom

In this paper, a simple switching process is employed to steer the beam of a horizontally polarised circular antenna array. A time modulated switching process is applied through Genetic Algorithm optimisation. Several examples illustrate the radiatio... Read More about Beam steering of horizontally polarized circular antenna arrays.

High Performance Metasurface-Based On-Chip Antenna for Terahertz Integrated Circuits
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C. H., A. Abd-Alhameed, R., Falcone, F., & Limiti, E. (2020, July). High Performance Metasurface-Based On-Chip Antenna for Terahertz Integrated Circuits. Presented at 2020 Third International Workshop on Mobile Terahertz Systems (IWMTS), Essen, Germany

This paper presents a simple prototype of a metasurface-based on-chip antenna operating in 0.3-0.32 THz. The proposed structure is constructed from two layers of polyimide-substrates with thickness of 0.1mm that sandwich a middle metallic ground-plan... Read More about High Performance Metasurface-Based On-Chip Antenna for Terahertz Integrated Circuits.

A Compact Tuneable PIFLA Notched Ultra-Wideband Antenna for Wireless Applications
Presentation / Conference Contribution
Elfergani, I., Abd-Alhameed, R., See, C., Hraga, H., & Ramli, K. (2011, July). A Compact Tuneable PIFLA Notched Ultra-Wideband Antenna for Wireless Applications. Presented at 26th International Conference On CAD/CAM, Robotics and Factories of the Future ( CARs&FOF 2011), Kuala Lumpur, Malaysia

This paper proposes a compact PIFLA ultra-wideband (UWB) antenna with a tuneable band-notched response from 3.2 to 4.5 GHz. Tuning of the rejected frequency is realised by loading an embedded resonant slot with lumped capacitors (equivalent to varact... Read More about A Compact Tuneable PIFLA Notched Ultra-Wideband Antenna for Wireless Applications.

A Miniaturised Monopole Wideband Antenna with Reconfigurable Band Rejection for WLAN/WiMAX
Presentation / Conference Contribution
Elfergani, I. T. E., Hussaini, A. S., See, C. H., Rodriguez, J., Abd-Alhameed, R., & Marques, P. (2014, November). A Miniaturised Monopole Wideband Antenna with Reconfigurable Band Rejection for WLAN/WiMAX. Presented at WICON 2014, Lisbon, POrtugal

This paper proposes a tuneable band-rejected miniaturised monopole antenna. The band-notching was achieved by printing an inner chorded crescent shape over the surface of the substrate. By placing a small varactor between the inner and outer arches,... Read More about A Miniaturised Monopole Wideband Antenna with Reconfigurable Band Rejection for WLAN/WiMAX.

New Approach to Suppress Mutual Coupling Between Longitudinal-Slotted Arrays Based on SIW Antenna Loaded with Metal-Fences Working on VHF/UHF Frequency-Bands: Study, Investigation, and Principle
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., Khalily, M., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2018, November). New Approach to Suppress Mutual Coupling Between Longitudinal-Slotted Arrays Based on SIW Antenna Loaded with Metal-Fences Working on VHF/UHF Frequency-Bands: Study, Investigation, and Principle. Presented at 2018 Asia-Pacific Microwave Conference (APMC), Kyoto

In this work it is demonstrated that substrate integrated waveguide longitudinal slotted array antenna (SIWLSAA) which is loaded with metal fences exhibits highisolation across VHF/UHF bands. A reference SIWLSAA used for comparison purpose comprises... Read More about New Approach to Suppress Mutual Coupling Between Longitudinal-Slotted Arrays Based on SIW Antenna Loaded with Metal-Fences Working on VHF/UHF Frequency-Bands: Study, Investigation, and Principle.

Simulation of PMSM in maxwell 3D/simplorer to optimize direct flux control
Presentation / Conference Contribution
Mueller, T., See, C., Ghani, A., & Thiemann, P. (2017, June). Simulation of PMSM in maxwell 3D/simplorer to optimize direct flux control. Presented at IEEE International Symposium on Industrial Electronics (ISIE 2017), Edinburgh, Scotland

This paper discusses the problem of a sensorless control method for permanent magnet synchronous machines named Direct Flux Control (DFC). Direct Flux Control provides its users with the angle of the total flux in the machine at all working points, i... Read More about Simulation of PMSM in maxwell 3D/simplorer to optimize direct flux control.

Printed wideband MIMO antenna for mobile and portable communication devices
Presentation / Conference Contribution
See, C., Elkazmi, E., Samarah, K., Khambashi, M., Ali, A., Abd-Alhameed, R., McEwan, N., & Excell, P. (2015, July). Printed wideband MIMO antenna for mobile and portable communication devices. Presented at WiSATS: International Conference on Wireless and Satellite Systems, Bradford, UK

A printed crescent-shaped monopole MIMO antenna is presented for handheld wireless communication devices. The mutual coupling between the two antenna elements can be minimised by implementing a I-shaped common radiator. Both the simulated and measure... Read More about Printed wideband MIMO antenna for mobile and portable communication devices.

Vivaldi antenna with balun feed for SKA feeding system in UWB
Presentation / Conference Contribution
Ma, Y., Zhu, F., Abidin, Z., Pang, F., Li, S., Abd-Alhameed, R., See, C., Fan, J., Liu, L., Chai, X., Jin, C., & Peng, B. (2015, May). Vivaldi antenna with balun feed for SKA feeding system in UWB. Presented at 1st URSI Atlantic Radio Science Conference (URSI AT-RASC), Las Palmas, Spain

This paper represents a low cost printed Vivaldi antenna at 3-10 GHz bandwidth for Radio telescope Feed system. The idea of this design is to minimize the number of telescope receivers for Square Kilometre Array (SKA). A minimized tapered slot antenn... Read More about Vivaldi antenna with balun feed for SKA feeding system in UWB.

Meander-line filter for short range radio communications
Presentation / Conference Contribution
Alqahtani, S., See, C., Abd-Alhameed, R., Hussaini, A., Abidin, Z., Excell, P., & Noras, J. (2011, September). Meander-line filter for short range radio communications. Presented at 4th International Conference on Internet Technologies and Applications, ITA 11, Wrexham

Filters and antennas play a significant part in many different RF and microwave transceiver systems. This paper describes the design and testing of two RF filters for use in narrow-band short-range radio communications. The structures of these filter... Read More about Meander-line filter for short range radio communications.

A new design of circularly-polarised conical-beam microstrip patch antennas using a genetic algorithm
Presentation / Conference Contribution
See, C., Abd-Alhameed, R., Zhou, D., Excell, P., & Hu, Y. (2006, November). A new design of circularly-polarised conical-beam microstrip patch antennas using a genetic algorithm. Presented at 2006 First European Conference on Antennas and Propagation, Nice, France

Two circularly-polarised conical beam air-dielectric microstrip patch antennas for short-range low-power Wireless Sensor Network application were designed using genetic algorithms. They were achieved using two slots or a shorting wall, both designs i... Read More about A new design of circularly-polarised conical-beam microstrip patch antennas using a genetic algorithm.

Design of broadband slotted ground plane microstrip antenna for 3G communication
Presentation / Conference Contribution
Abd-Alhameed, R., Ali, N., See, C., Gizas, B., & Excell, P. (2006, May). Design of broadband slotted ground plane microstrip antenna for 3G communication. Presented at 2006 IEEE Mediterranean Electrotechnical Conference (MELECON), Malaga, Spain

Designs for small, lightweight and low profile broadband antennas, able to operate within the 3G frequency band, are proposed and investigated. By inserting different shapes of slot in the ground plane and loading the antenna with high permittivity,... Read More about Design of broadband slotted ground plane microstrip antenna for 3G communication.

Broadband stripline fed microstrip patch antennas for 3G mobile communications
Presentation / Conference Contribution
Abd-Alhameed, R., Ali, N., Excell, P., See, C., & Gardiner, J. (2002, November). Broadband stripline fed microstrip patch antennas for 3G mobile communications. Presented at 8th International Conference on Communication Systems

Bandwidth enhancement and size reduction techniques for microstrip patch antennas are demonstrated theoretically and experimentally. Three novel designs of small broadband microstrip patch antennas for 3G mobile communications are presented: two form... Read More about Broadband stripline fed microstrip patch antennas for 3G mobile communications.

Efficiency Improvement of a Class E2 Converter for Low Power Inductive Links
Presentation / Conference Contribution
Bati, A., Luk, P. C., Aldhaher, S., See, C. H., Abd-Alhameed, R. A., & Excell, P. S. (2019, January). Efficiency Improvement of a Class E2 Converter for Low Power Inductive Links. Presented at 2019 26th International Workshop on Electric Drives: Improvement in Efficiency of Electric Drives (IWED), Moscow, Russia

This work presents a model of a Class E 2 converter for wireless medium power transfer applications. The converter operates at frequency of 200 kHz and consists of an inductive link with its primary coil driven by a class E inverter and the secondary... Read More about Efficiency Improvement of a Class E2 Converter for Low Power Inductive Links.

A New Waveguide Slot Array Antenna with High Isolation and High Antenna Bandwidth Operation on Ku- and K-bands for Radar and MIMO Systems
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2018, September). A New Waveguide Slot Array Antenna with High Isolation and High Antenna Bandwidth Operation on Ku- and K-bands for Radar and MIMO Systems. Presented at 2018 15th European Radar Conference (EuRAD), Madrid

In this paper a novel technique is proposed to reduce the mutual coupling between the radiating elements of a waveguide slot array antenna. This is achieved by inserting slots between the waveguide oval shaped slots. The reference waveguide array ant... Read More about A New Waveguide Slot Array Antenna with High Isolation and High Antenna Bandwidth Operation on Ku- and K-bands for Radar and MIMO Systems.

Study on Antenna Mutual Coupling Suppression Using Integrated Metasurface Isolator for SAR and MIMO Applications
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., Falcone, F., Andujar, A., Anguera, J., & Limiti, E. (2018, September). Study on Antenna Mutual Coupling Suppression Using Integrated Metasurface Isolator for SAR and MIMO Applications. Presented at 2018 48th European Microwave Conference (EuMC), Madrid, Spain

A metasurface based decoupling structure that is composed of a square-wave slot pattern with exaggerated corners that is implemented on a rectangular microstrip provides high-isolation between adjacent patch antennas for Synthetic Aperture Radar (SAR... Read More about Study on Antenna Mutual Coupling Suppression Using Integrated Metasurface Isolator for SAR and MIMO Applications.

Mutual-Coupling Reduction in Metamaterial Substrate Integrated Waveguide Slotted Antenna Arrays Using Metal Fence Isolators for SAR and MIMO Applications
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2018, August). Mutual-Coupling Reduction in Metamaterial Substrate Integrated Waveguide Slotted Antenna Arrays Using Metal Fence Isolators for SAR and MIMO Applications. Presented at 2018 12th International Congress on Artificial Materials for Novel Wave Phenomena (Metamaterials), Espoo

A new type of mutual coupling reduction technique is applied to metamaterial substrate integrated waveguide (SIW) slotted antenna array. The circular shaped reference SIW antenna array is constructed from Alumina substrate with dimensions of 40×5×1.5... Read More about Mutual-Coupling Reduction in Metamaterial Substrate Integrated Waveguide Slotted Antenna Arrays Using Metal Fence Isolators for SAR and MIMO Applications.

New Approach to Suppress Mutual Coupling Between Longitudinal-Slotted Arrays Based on SIW Antenna Loaded with Metal-Fences Working on VHF/UHF Frequency-Bands: Study, Investigation, and Principle
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2018, July). New Approach to Suppress Mutual Coupling Between Longitudinal-Slotted Arrays Based on SIW Antenna Loaded with Metal-Fences Working on VHF/UHF Frequency-Bands: Study, Investigation, and Principle. Presented at 14th Conference on PhD research in Microelectronics and Electronics (PRIME 2018), Prague, Czech Republic

In this work it is demonstrated that substrate integrated waveguide longitudinal slotted array antenna (SIWLSAA) which is loaded with metal fences exhibits highisolation across VHF/UHF bands. A reference SIWLSAA used for comparison purpose comprises... Read More about New Approach to Suppress Mutual Coupling Between Longitudinal-Slotted Arrays Based on SIW Antenna Loaded with Metal-Fences Working on VHF/UHF Frequency-Bands: Study, Investigation, and Principle.

Array Antenna for Synthetic Aperture Radar Operating in X and Ku-Bands: A Study to Enhance Isolation Between Radiation Elements
Presentation / Conference Contribution
Alibakhshikenari, M., Limiti, E., Virdee, B. S., See, C. H., Abd-Alhameed, R. A., & Falcone, F. (2018, June). Array Antenna for Synthetic Aperture Radar Operating in X and Ku-Bands: A Study to Enhance Isolation Between Radiation Elements. Presented at 12th European Conference on Synthetic Aperture Radar (EUSAR), Aachen, Germany

Modern synthetic aperture radars (SAR) require a system bandwidth of greater than 1 GHz. Waveguide slot antennas are popular for use in SAR applications because of their inherent advantages, namely high efficiency and power handling capability, but s... Read More about Array Antenna for Synthetic Aperture Radar Operating in X and Ku-Bands: A Study to Enhance Isolation Between Radiation Elements.

Mutual Coupling Reduction Using Metamaterial Supersubstrate for High Performance & Densely Packed Planar Phased Arrays
Presentation / Conference Contribution
Alibakhshikenari, M., Salvucci, A., Virdee, B. S., Polli, G., See, C. H., Abd-Alhameed, R., Falcone, F., Andújar, A., Anguera, J., & Limiti, E. (2018, May). Mutual Coupling Reduction Using Metamaterial Supersubstrate for High Performance & Densely Packed Planar Phased Arrays. Presented at 22nd International Microwave and Radar Conference MIKON, Poznań, Poland

This paper proposes on an effective mutual coupling suppression technique for planar phased array. This is achieved locating a metamaterial superstrate patch between radiation elements of phased array. The superstrate patch is realised by incorporati... Read More about Mutual Coupling Reduction Using Metamaterial Supersubstrate for High Performance & Densely Packed Planar Phased Arrays.

Current technologies and location based services
Presentation / Conference Contribution
Ahmad, I., Asif, R., Abd-Alhameed, R., Alhassan, H., Elmegri, F., Noras, J., See, C., Obidat, H., Shuaieb, W., Riberio, J., Hameed, K., Alabdullah, A., Ali, A., Bin Melha, M., Al Khambashi, M., Migdadi, H., Child, M., Al-Sadoon, M., Abdussalam, F., Dunjuma, I., …Jones, S. (2017, September). Current technologies and location based services. Presented at 2017 Internet Technologies and Applications (ITA), Wrexham

This paper examines the benefits and drawbacks of these services, reviewing differences in infrastructure, power requirements, sensing devices, and other factors. Technologies covered include Radio Frequency Identification, GSM, GPS, A-GPS, Smart Ant... Read More about Current technologies and location based services.

Quad-Ridge Flared Horn feed design for Radio telescope receiver system Using a Genetic Algorithm
Presentation / Conference Contribution
Ma, Y., Yu, J., Pang, F., & See, C. H. (2016, August). Quad-Ridge Flared Horn feed design for Radio telescope receiver system Using a Genetic Algorithm. Presented at URSI Asia-Pacific Radio Science Conference, Seoul, Korea

Future broadband radio telescopes require broadband feeds for reflector antennas, and many new broadband feed technologies have gained substantial progress to satisfy the touch specifications for future radio telescope projects, such as the square ki... Read More about Quad-Ridge Flared Horn feed design for Radio telescope receiver system Using a Genetic Algorithm.

Compact size uni-planer small Metamaterial-Inspired antenna for UWB applications
Presentation / Conference Contribution
Jan, N., Elmegri, F., Bin-Melha, M., Abd-Alhameed, R., Lashab, M., & See, C. (2015, September). Compact size uni-planer small Metamaterial-Inspired antenna for UWB applications. Presented at 2015 Internet Technologies and Applications (ITA), Wrexham, United Kingdom

In this paper, low profile planar Metamaterial-Inspired coplanar fed waveguide antenna is presented for WLAN and Ultra-Wideband applications. The antenna is based on a simple strip loaded to a rectangular patch and zigzag E-shape metamaterial-inspire... Read More about Compact size uni-planer small Metamaterial-Inspired antenna for UWB applications.

Reconfigurable neurons - making the most of configurable logic blocks (CLBs)
Presentation / Conference Contribution
Ghani, A., See, C. H., Migdadi, H., Asif, R., Abd-Alhameed, R. A., & Noras, J. M. (2015, September). Reconfigurable neurons - making the most of configurable logic blocks (CLBs). Presented at 2015 Internet Technologies and Applications (ITA), Wrexham, United Kingdom

An area-efficient hardware architecture is used to map fully parallel cortical columns on Field Programmable Gate Arrays (FPGA) is presented in this paper. To demonstrate the concept of this work, the proposed architecture is shown at the system leve... Read More about Reconfigurable neurons - making the most of configurable logic blocks (CLBs).

Design and analysis of a simple UHF passive RFID tag for liquid level monitoring applications
Presentation / Conference Contribution
Atojoko, A., Abd-Alhameed, R., Rajamani, H., McEwan, N., See, C., & Excell, P. (2015, September). Design and analysis of a simple UHF passive RFID tag for liquid level monitoring applications. Presented at 2015 Internet Technologies and Applications (ITA), Wrexham, United Kingdom

Radio Frequency Identification (RFID) systems has gained increasing popularity with multiple deployments to existing wireless sensors in a view to achieve energy and overall operational efficiency at a much lower cost. This paper presents the design... Read More about Design and analysis of a simple UHF passive RFID tag for liquid level monitoring applications.

New Dual-band Balanced Handset Antenna Design for 2.4 and 5.2 GHz Bands Application
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Zhou, D., Alhaddad, A., & Excell, P. (2009, February). New Dual-band Balanced Handset Antenna Design for 2.4 and 5.2 GHz Bands Application. Presented at Mosharaka International Conference on Communications, Propagation and Electronics, Amman, Jordon

Two Miniaturized Printed Dual-Band Spiral Antenna Designs for Satellite Communication Systems
Presentation / Conference Contribution
Bin-Melha, M. S., See, C. H., Abd-Alhameed, R. A., Alkambashi, M., Zhou, D., Jones, S. M., & Excell, P. (2012, March). Two Miniaturized Printed Dual-Band Spiral Antenna Designs for Satellite Communication Systems. Presented at 4th International ICST Conference on Personal Satellite Services, University of Bradford, Bradford, UK

Two novel reduced-size, printed spiral antennas are proposed for use in personal communications mobile terminals exploiting the “big low earth orbit” (Big-LEO) satellite system (uplink 1.61–1.63 GHz; downlink 2.48–2.5 GHz). The two proposed antenna g... Read More about Two Miniaturized Printed Dual-Band Spiral Antenna Designs for Satellite Communication Systems.

A compact size reconfigurable PIFA antenna for use in mobile handset
Presentation / Conference Contribution
Elfergani, I. T. E., Abd-Alhameed, R. A., See, C. H., Sadeghpour, T., Dama, Y., Jones, J., & Excell, P. S. (2011, August). A compact size reconfigurable PIFA antenna for use in mobile handset. Presented at 2011 XXXth URSI General Assembly and Scientific Symposium, Istanbul

A planar inverted-F type reconfigurable antenna with slot is presented. The antenna can cover frequency bands which include Digital Cellular Service (DCS: 1710-1880 MHz), Personal Communication Service (PCS: 1850-1990 MHz), and Universal Mobile Telec... Read More about A compact size reconfigurable PIFA antenna for use in mobile handset.

Miniature dual-frequency half planar inverted F-L-antenna for WLAN/cellular applications
Presentation / Conference Contribution
See, C., Abd-Alhameed, R., Zhou, D., Elkhazmi, E., Abusitta, M., Ramli, K., & Excell, P. (2009, December). Miniature dual-frequency half planar inverted F-L-antenna for WLAN/cellular applications. Presented at 2009 Asia Pacific Microwave Conference - (APMC 2009), Singapore, Singapore

A reduced size miniature dual-bands planar inverted F-L antenna for WLAN and cellular applications is achieved by applying the magnetic wall concept. The proposed antenna provides a 12% and 9.3% bandwidth at S₁₁ < -10 dB for 2.5 GHz and 5.2 GHz WLAN... Read More about Miniature dual-frequency half planar inverted F-L-antenna for WLAN/cellular applications.

Precise computation of the induced fields inside biological cell tissue using floquet boundary and subgridding quasi-static FDTD method
Presentation / Conference Contribution
Ramli, K., Abd-Alhameed, R., See, C., Zhou, D., Elkhazmi, E., & Excell, P. (2009, December). Precise computation of the induced fields inside biological cell tissue using floquet boundary and subgridding quasi-static FDTD method. Presented at 2009 Asia Pacific Microwave Conference - (APMC 2009), Singapore, Singapore

This paper demonstrates the detailed electromagnetic modelling of biological cell structures by using modified subgridding FDTD techniques. This is done by incorporating a quasi-static FDTD solution, Floquet periodic boundary conditions and modified... Read More about Precise computation of the induced fields inside biological cell tissue using floquet boundary and subgridding quasi-static FDTD method.

A Zigbee based wireless sensor network for sewerage monitoring
Presentation / Conference Contribution
See, C., Horoshenkov, K., Tait, S., Abd-Alhameed, R., Hu, Y., Elkhazmi, E., & Gardiner, J. (2009, December). A Zigbee based wireless sensor network for sewerage monitoring. Presented at 2009 Asia Pacific Microwave Conference - (APMC 2009), Singapore, Singapore

Blockages in sewers are major causes of both sewer flooding and pollution. Water companies which fail to tackle this problem face hefty fines and high operational costs if they unsuccessful to provide a practical solution to prevent flooding. As a re... Read More about A Zigbee based wireless sensor network for sewerage monitoring.

Dual-band balanced handset antenna for WLAN application
Presentation / Conference Contribution
Alhaddad, A., Abd-Alhameed, R., Zhou, D., See, C., Usman, M., Abidin, Z., & Excell, P. (2009, November). Dual-band balanced handset antenna for WLAN application. Presented at 2009 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, UK

A built-in planar metal plate antenna for mobile handsets with balanced operation is presented. The antenna was designed by folding a thin strip planar dipole with extra arm on each monopole. The antenna features balanced operation, is to reduce the... Read More about Dual-band balanced handset antenna for WLAN application.

New approach for designing beam steering uniform antenna arrays using Genetic Algorithms
Presentation / Conference Contribution
Abusitta, M., Abd-Alhameed, R., Zhou, D., See, C., Jones, S., & Excell, P. (2009, November). New approach for designing beam steering uniform antenna arrays using Genetic Algorithms. Presented at 2009 Loughborough Antennas & Propagation Conference (LAPC), Loughborough, UK

A new approach to the design of electronic beam steering in antenna arrays is introduced and analysed. The technique is demonstrated for a uniform antenna array structure. The radiation pattern of the antenna array is formed and the beam steering tun... Read More about New approach for designing beam steering uniform antenna arrays using Genetic Algorithms.

Wireless sensor transmission range measurement within the ground level
Presentation / Conference Contribution
See, C., Abd-Alhameed, R., Hu, Y., & Horoshenkov, K. (2008, March). Wireless sensor transmission range measurement within the ground level. Presented at 2008 Loughborough Antennas and Propagation Conference (LAPC), Loughborough, UK

The maximum transmission range of crossbow wireless sensors are considered and discussed for sensor to sensor on ground level communication, and sensor on ground level to base station on lamppost. Two different crossbow wireless sensors kits operated... Read More about Wireless sensor transmission range measurement within the ground level.

Circularly Polarised Micrsotrip Patch Antennas for Satellite Communications
Presentation / Conference Contribution
Siddiqui, F., Abd-Alhameed, R., & See, C. (2005, December). Circularly Polarised Micrsotrip Patch Antennas for Satellite Communications. Presented at 2005 Pakistan Section Multitopic Conference, Karachi, Pakistan

A circularly polarised microstrip patch antenna is proposed. The proposed antenna has a simple structure, consisting of a square patch with slots and using microstrip line feeding technique. The antenna design is successfully simulated and physically... Read More about Circularly Polarised Micrsotrip Patch Antennas for Satellite Communications.

Biological cell modelling using quasi-lumped-element FDTD method
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., & Excell, P. (2005, June). Biological cell modelling using quasi-lumped-element FDTD method. Presented at Bioelectromagnetics Society Conference, Dublin, Ireland, UK

Electromagnetic Modelling Biological Tissues Equivalent Cluster of Spheres Using LE-FDTD
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R., & Excell, P. S. (2005, October). Electromagnetic Modelling Biological Tissues Equivalent Cluster of Spheres Using LE-FDTD. Presented at International Union of Radio Science (URSI) Conference, New Delhi, India

Application of Time Domain Floquet Boundary Conditions and Berenger’s PML for EM analysis of Biological cells
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., & Excell, P. S. (2005, September). Application of Time Domain Floquet Boundary Conditions and Berenger’s PML for EM analysis of Biological cells. Presented at EMC Europe Workshop 2005,, Rome, Italy

Computational modelling of electromagnetics of biological cells using lumped elements in quasi-static FDTD
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., & Excell, P. S. (2005, September). Computational modelling of electromagnetics of biological cells using lumped elements in quasi-static FDTD. Presented at IPEM (Institute of Physics and Engineering in Medicine),, University of Glasgow

Design of a Internal Triple Band Folded Planar Monopole Antenna for Third Generation Mobile Handsets
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Excell, P. S., Hu, F., & Gardiner, J. (2005, October). Design of a Internal Triple Band Folded Planar Monopole Antenna for Third Generation Mobile Handsets. Presented at WNCG 2005 Texas Wireless Symposium, University of Texas at Austin, USA

Design of Folded and Slotted Internal Antenna for 3G IMT-2000 Mobile Handset
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R., & Excell, P. S. (2005, October). Design of Folded and Slotted Internal Antenna for 3G IMT-2000 Mobile Handset. Presented at International Union of Radio Science (URSI) Conference, New Delhi, India

A four-sided folded, slotted and shorted rectangular patch antenna for 3G mobile handsets is described. The antenna provides a 17.65% bandwidth at S&#x2081;&#x2081; < -10 dB from 1885 MHz to 2250 MHz, which completely encompasses the desired UMTS fre... Read More about Design of Folded and Slotted Internal Antenna for 3G IMT-2000 Mobile Handset.

Circular Polarised Microstrip Patch Antennas with Finite Ground for Satellite Communications
Presentation / Conference Contribution
Khalil, K., Siddiqui, F., Abd-Alhameed, R., See, C. H., & Excell, P. S. (2006, March). Circular Polarised Microstrip Patch Antennas with Finite Ground for Satellite Communications. Presented at Seventh Informatics Workshop for Research Students, University of Bradford, UK

Beam Steering Technique for Binary Switched Array Antenna Using Genetic Algorithm
Presentation / Conference Contribution
Emmanuel, I., Abd-Alhameed, R. A., Elkazmi, E. A., Abusitta, M., See, C. H., Ghazaany, T. .., Jones, S. M., & Excell, P. S. (2013, September). Beam Steering Technique for Binary Switched Array Antenna Using Genetic Algorithm. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13),, Glyndwr University, Wales, UK

A new approach in achieving beam steering in array antenna is introduced using the genetic algorithm optimization. The binary switching technique uses simple binary ON/OFF diodes placed in the feeding network of the array element to achieve beam stee... Read More about Beam Steering Technique for Binary Switched Array Antenna Using Genetic Algorithm.

A Comprehensive Study for Indoor Localization Techniques Using Received Signal Strength
Presentation / Conference Contribution
Obeidat, H. A., Abd-Alhameed, R. A., Elkazmi, E. A., Asif, R., Usman, M., See, C. H., & Elmegri, F. (2013, September). A Comprehensive Study for Indoor Localization Techniques Using Received Signal Strength. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13), Glyndwr University, Wales, UK

No abstract available.

Investigation of Harmonic Rejection for Triangular Patch Microstrip Antenna
Presentation / Conference Contribution
Bin-Melha, M., Jan, N., Usman, M., Elmegri, F., See, C. H., & Abd-Alhameed, R. A. (2013, September). Investigation of Harmonic Rejection for Triangular Patch Microstrip Antenna. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13),, Glyndwr University, Wales, UK

A coplanar edge-fed triangular patch antenna with an integrated stubline is proposed for harmonic rejection application. The design is aimed to achieve a good impedance matching to 50 ω at the fundamental frequency while suppressing radiation of the... Read More about Investigation of Harmonic Rejection for Triangular Patch Microstrip Antenna.

A Review of Location Based Services: Current Developments, Trends and Issues
Presentation / Conference Contribution
Abd-Alhameed, R. A., Anoh, K., Asif, R., Migdadi, H., Jan, N., & See, C. H. (2013, September). A Review of Location Based Services: Current Developments, Trends and Issues. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13), Glyndwr University, Wales, UK

Location based services are a diverse and growing set of related technologies which may be used to provide tracking and location awareness. LBS are employed in both fixed and mobile networks. A concise overview of the development of LBS, and some of... Read More about A Review of Location Based Services: Current Developments, Trends and Issues.

Noise Cancellation for Compact MIMO Systems
Presentation / Conference Contribution
Abdulkhaleq, A., Ali, N., Abd-Alhameed, R. A., Sayidmarie, K., See, C. H., Noras, J., & Excell, P. S. (2013, September). Noise Cancellation for Compact MIMO Systems. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13), Glyndwr University, Wales, UK

A proposed method for cancelling or reducing the effect of the transmitted power within the transceiver MIMO unit is investigated and discussed using a feedback signal process between the elements. Several parameters including the level of feedback p... Read More about Noise Cancellation for Compact MIMO Systems.

Compact Design of Tuneable Band-Notched Monopole Wideband Antenna
Presentation / Conference Contribution
Elfergani, I., Hussaini, A., Bin-Melha, M., Abd-Alhameed, R. A., See, C. H., & Rodriguez, J. (2013, September). Compact Design of Tuneable Band-Notched Monopole Wideband Antenna. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13), Glyndwr University, Wales, UK

Dielectric Resonator Antenna Design for Lower-UWB Wireless Application
Presentation / Conference Contribution
Elmegri, F., See, C. H., Bin-Melha, M., Abd-Alhameed, R. A., Jan, N., & Excell, P. S. (2013, September). Dielectric Resonator Antenna Design for Lower-UWB Wireless Application. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13), Glyndwr University, Wales, UK

A small dielectric resonator antenna has been designed for lower ultra wideband (L-UWB) communication system applications. The antenna element is a rectangular low permittivity ceramic block, with a dielectric constant of 9.4, and the feed network in... Read More about Dielectric Resonator Antenna Design for Lower-UWB Wireless Application.

SRR Metamaterial Loaded on Horn Antennas for Broadband Application
Presentation / Conference Contribution
Lashab, M., See, C., Zebiri, C.-E., Fauzi, E., Benabdelaziz, F., Abd-Alhameed, R., & Jan, N. .. (2013, September). SRR Metamaterial Loaded on Horn Antennas for Broadband Application. Presented at Fifth International Conference on Internet Technologies and Applications (ITA 13), Glyndwr University, Wales, UK

A Split Ring Resonator (SRR) as Metamaterial has been loaded on pyramidal horn antennas for broadband wireless application. The aim of this work is to exhibit the advantage of metamaterial (SRR) use inside horn antenna; this is mainly enhancement of... Read More about SRR Metamaterial Loaded on Horn Antennas for Broadband Application.

SAR Measurements for Several Two Elements Phased Antenna Array Handsets
Presentation / Conference Contribution
Moustafa, J., Abd-Alhameed, R., Zhou, D., See, C., McEwan, N., Excell, P., Ramli, K., & Abidin, Z. (2009, March). SAR Measurements for Several Two Elements Phased Antenna Array Handsets. Presented at European Conference on Antennas and Propagation (Eucap 2009), Berlin, Germany

In recent years, electromagnetic dosimetry has been increasingly oriented towards the evaluation of energy deposition in the human body due to an exposure to cellular telephones. In this case of near-field exposure, the significant dosimetric paramet... Read More about SAR Measurements for Several Two Elements Phased Antenna Array Handsets.

Dual-frequency balanced mobile antenna for WLAN and short range communication systems
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R., See, C., Chung, S., Alhaddad, A., & Excell, P. (2009, March). Dual-frequency balanced mobile antenna for WLAN and short range communication systems. Presented at Progress In Electromagnetics Research (PIER) Symposium, Beijing, China

In this paper, a balanced antenna for mobile handset applications with dual-frequency performance, that covers 2.4-GHz and 5.2-GHz WLAN bands, is investigated. The antenna is a thin-strip planar dipole with folded structure and a dual-arm on each mon... Read More about Dual-frequency balanced mobile antenna for WLAN and short range communication systems.

Meander-line antenna design for UHF RFID tag using a genetic algorithm
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R., See, C., Alkhambashi, M., Zainal Abidin, Z., Ramli, K., Abusitta, M., & Usman, M. (2009, March). Meander-line antenna design for UHF RFID tag using a genetic algorithm. Presented at 25th Progress In Electromagnetics Research Symposium, Beijing, China

In this paper, a simple planar meander-line tag antenna for RFID application at UHF band designed and optimized using genetic algorithms (GA). The meander-line tag antenna dimensions were optimized and evaluated using GA in collaboration with NEC-2 s... Read More about Meander-line antenna design for UHF RFID tag using a genetic algorithm.

Wideband Reduced-Size Balanced Antenna Design for Mobile Handsets
Presentation / Conference Contribution
Zhou, D., Abd-Alhameed, R. A., See, C. H., Alhaddad, A., & Excell, P. S. (2009, February). Wideband Reduced-Size Balanced Antenna Design for Mobile Handsets. Presented at Mosharaka International Conference on Communications, Propagation and Electronics, Amman, Jordon

Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies
Presentation / Conference Contribution
See, C. H., Abd-Alhameed, R. A., Excell, P. S., & Zhou, D. (2008, March). Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies. Presented at 23rd Progress in Electromagnetics Research Symposium (PIERS2008), Hangzhou, China

The paper demonstrates the modelling of the interaction mechanism between the biological tissues and electromagnetic field at mobile communication frequency ranges. The implementing of modified FDTD numerical method using frequency scaled FDTD with F... Read More about Microscopic Biological Cell Level Model Using Modified Finite-difference Time-domain at Mobile Radio Frequencies.

Computation of electromagnetic fields in dense biological cell structures using modified subgridding of quasi-static FDTD method
Presentation / Conference Contribution
See, C., Abd-Alhameed, R., & Excell, P. (2008, April). Computation of electromagnetic fields in dense biological cell structures using modified subgridding of quasi-static FDTD method. Presented at IET 7th International Conference on Computation in Electromagnetics (CEM 2008), Brighton, UK

This paper demonstrates the detailed electromagnetic modelling of biological cell structures by using modified subgridding FDTD techniques. This is done by incorporating a quasi-static FDTD solution, Floquet periodic boundary conditions and modified... Read More about Computation of electromagnetic fields in dense biological cell structures using modified subgridding of quasi-static FDTD method.

Accurate Field Distribution Models for RFID Applications Using Hybrid Computational Electromagnetics Technquies
Presentation / Conference Contribution
Abd-Alhameed, R. A., Excell, P. S., See, C. H., Zhou, D., & Ramli, K. (2008, July). Accurate Field Distribution Models for RFID Applications Using Hybrid Computational Electromagnetics Technquies. Presented at Progress in Electromagnetics Research Symposium (PIERS2008), Cambridge, U.S

Metasurface for Controlling Polarization of Scattered EM Waves
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B., See, C. H., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2020, February). Metasurface for Controlling Polarization of Scattered EM Waves. Presented at 4th Australian Microwave Symposium, Sydney, Australia

A unique metasurface is presented that can be used to control the polarization of electromagnetic waves. The dual band metasurface is realized by stacking an array of multiple concentric circular rings. By rotating each array with r... Read More about Metasurface for Controlling Polarization of Scattered EM Waves.

A Novel 0.3-0.31 THz GaAs-Based Transceiver with On-Chip Slotted Metamaterial Antenna Based on SIW Technology
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2019, December). A Novel 0.3-0.31 THz GaAs-Based Transceiver with On-Chip Slotted Metamaterial Antenna Based on SIW Technology. Presented at 2019 IEEE Asia-Pacific Microwave Conference (APMC), Singapore

This paper presents a novel on-chip antenna with fully integrated 0.3-0.31 THz transceiver implemented on 0.5μm GaAs substrate. The transceiver consists of a voltage-controlled oscillator (VCO), a buffer, a modulator, a power amplifier, a frequency t... Read More about A Novel 0.3-0.31 THz GaAs-Based Transceiver with On-Chip Slotted Metamaterial Antenna Based on SIW Technology.

Automated Reconfigurable Antenna Impedance for Optimum Power Transfer
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R. A., Falcone, F., & Limiti, E. (2019, December). Automated Reconfigurable Antenna Impedance for Optimum Power Transfer. Presented at 2019 IEEE Asia-Pacific Microwave Conference (APMC), Singapore

This paper presents an approach to implement an automatically tuning antenna for optimising power transfer suitable for software defined radio (SDR). The automatic tunability of the frequency selective antenna is achieved by a closed-loop automatic a... Read More about Automated Reconfigurable Antenna Impedance for Optimum Power Transfer.

Overcome the Limitations of Performance Parameters of On-Chip Antennas Based on Metasurface and Coupled Feeding Approaches for Applications in System-on-Chip for THz Integrated-Circuits
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2019, December). Overcome the Limitations of Performance Parameters of On-Chip Antennas Based on Metasurface and Coupled Feeding Approaches for Applications in System-on-Chip for THz Integrated-Circuits. Presented at 2019 IEEE Asia-Pacific Microwave Conference (APMC), Singapore

This paper proposes a new solution to improve the performance parameters of on-chip antenna designs on standard CMOS silicon technology. The proposed method is based on applying the metasurface technique and exciting the radiating elements through co... Read More about Overcome the Limitations of Performance Parameters of On-Chip Antennas Based on Metasurface and Coupled Feeding Approaches for Applications in System-on-Chip for THz Integrated-Circuits.

Silicon-Based 0.450-0.475 THz Series-Fed Double Dielectric Resonator On-Chip Antenna Array Based on Metamaterial Properties for Integrated-Circuits
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C., Abd-Alhameed, R., Falcone, F., & Limiti, E. (2019, September). Silicon-Based 0.450-0.475 THz Series-Fed Double Dielectric Resonator On-Chip Antenna Array Based on Metamaterial Properties for Integrated-Circuits. Presented at 13th International Congress on Artificial Materials for Novel Wave Phenomena – Metamaterials, Rome, Italy

The antenna array designed to operate over 0.450-0.475 Terahertz comprises two dielectric resonators (DRs) that are stacked vertically on top of each other and placed on the surface of the slot antenna fabricated on a silicon substrate using standard... Read More about Silicon-Based 0.450-0.475 THz Series-Fed Double Dielectric Resonator On-Chip Antenna Array Based on Metamaterial Properties for Integrated-Circuits.

High Performance On-Chip Array Antenna Based on Metasurface Feeding Structure for Terahertz Integrated Circuits
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., See, C. H., Abd-Alhameed, R., & Limiti, E. (2019, September). High Performance On-Chip Array Antenna Based on Metasurface Feeding Structure for Terahertz Integrated Circuits. Presented at 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, France

In this letter, a novel on-chip array antenna with high-performances is investigated which is based on CMOS 20μm Silicon technology for operation over 0.6-0.65 THz. The proposed array structure is constructed on three layers composed of Silicon-Groun... Read More about High Performance On-Chip Array Antenna Based on Metasurface Feeding Structure for Terahertz Integrated Circuits.

Impedance Matching Network Based on Metasurface (2-D Metamaterials) for Electrically Small Antennas
Presentation / Conference Contribution
Limiti, . E., Falcone, F., Abd-Alhameed, R. A., Virdee, B. S., Alibakhshikenari, M., & See, C. H. (2020, July). Impedance Matching Network Based on Metasurface (2-D Metamaterials) for Electrically Small Antennas. Presented at 2020 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, Montréal, Québec, Canada

The paper shows the gain-bandwidth limitations of traditional discrete component matching used in electrically small antennas can be overcome by implementing the impedance matching network with metasurface. The proposed metasurface can optimize maxim... Read More about Impedance Matching Network Based on Metasurface (2-D Metamaterials) for Electrically Small Antennas.

Energy Harvesting Circuit with High RF-to-DC Conversion Efficiency
Presentation / Conference Contribution
Limiti, E., Falcone, F., Abd-Alhameed, R. A., Virdee, . B. S., Alibakhshikenari, M., & See, C. H. (2020, July). Energy Harvesting Circuit with High RF-to-DC Conversion Efficiency. Presented at 2020 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, Montréal, Québec, Canada

This paper presents an energy harvesting circuit for high efficiency performance. The proposed circuit consists of an RLC shunt resonance circuit integrated to a RF antenna. The resonance circuit is used to (i) selectively pick the desired signal who... Read More about Energy Harvesting Circuit with High RF-to-DC Conversion Efficiency.

Liquid-Sensing Metamaterial Ring Resonator in Millimeter-wave Band for 5G Applications
Presentation / Conference Contribution
Gureshi, S., Ashyap, . A., Abidin,, Z., Dahlan, S. H., Majid, . H., & See, C. H. (2020, September). Liquid-Sensing Metamaterial Ring Resonator in Millimeter-wave Band for 5G Applications. Presented at 2020 IEEE Student Conference on Research and Development (SCOReD), Batu Pahat, Johor, Malaysia

A novel microwave technology-based biosensor operating at 36 GHz is developed for liquid-sensing properties for 5G applications. The metamaterial resonator in the designed biosensor consists of a single ring connected by two microstrip lines. The ove... Read More about Liquid-Sensing Metamaterial Ring Resonator in Millimeter-wave Band for 5G Applications.

Compact, Low-profile and Robust Inversely E-shaped Antenna Integrated with EBG Structures for Wearable Application
Presentation / Conference Contribution
Ashyap, A., Abidin, . Z., Dahlan, S. H., Shah, . S., Yee, S., Majid, H., Qureshi, . S., & See, C. H. (2020, September). Compact, Low-profile and Robust Inversely E-shaped Antenna Integrated with EBG Structures for Wearable Application. Presented at 2020 IEEE Student Conference on Research and Development (SCOReD), Batu Pahat, Johor, Malaysia

A compact and robust inversely E-shaped antenna (IESA) integrated with electromagnetic band-gap (EBG) is presented for wearable applications at 2.4 GHz. The EBG introduced in this paper to shield the antenna from body effects, due to it... Read More about Compact, Low-profile and Robust Inversely E-shaped Antenna Integrated with EBG Structures for Wearable Application.

A Design of UWB Band-Pass Filter with Variable Dual Notched Bands Using EBG Structure
Presentation / Conference Contribution
Parchin, N. O., Basherlou, H. J., Al-Yasir, Y. I., Abdulkhaleq, A. M., See, C. H., & Abd-Alhameed, R. A. (2020, June). A Design of UWB Band-Pass Filter with Variable Dual Notched Bands Using EBG Structure. Presented at NTU International Multi-Disciplinary Conference: “Sustainable Development and Smart Planning”, Egypt

A new design of band-pass filter (BPF) with variable dual notched bands characteristic is introduced for ultra-wideband (UWB) applications. The configuration of the proposed BPF contains a rectangular-ring stub loaded with parallel-coupled li... Read More about A Design of UWB Band-Pass Filter with Variable Dual Notched Bands Using EBG Structure.

Indoor Characterisation of a Reverse Truncated Pyramid Concentrator
Presentation / Conference Contribution
Osikibo Tamuno-Ibuomi, L., Muhammad-Sukki, F., Ramirez-Iniguez, R., Ardila-Rey, J. A., Hawa Abu-Bakar, S., Bani, N. A., Hwang See, C., Faisal, N. H., & Sellami, N. (2021, June). Indoor Characterisation of a Reverse Truncated Pyramid Concentrator. Presented at 48th IEEE Photovoltaic Specialists Conference (PVSC 48), Fort Lauderdale, FL, USA

The development of concentrating photovoltaic (PV) started in 1960s and over the years, a variety of concentrator designs have been explored. One of its applications is for use in building integrated photovoltaic (BIPV) with the aim of producing a ch... Read More about Indoor Characterisation of a Reverse Truncated Pyramid Concentrator.

Minkowski Based Microwave Resonator for Material Detection over Sub-6 GHz 5G Spectrum
Presentation / Conference Contribution
Anwer, A. I., Alibakhshikenari, . M., Elwi, T., Virdee, B., Kouhalvandi, L., Abdul Hassain, Z. A., Soruri, . M., Tokan, N. T., Ojaroudi Parchin, N., See, C. H., & Livreri, P. (2023, October). Minkowski Based Microwave Resonator for Material Detection over Sub-6 GHz 5G Spectrum. Presented at 2023 2nd International Conference on 6G Networking (6GNet), Paris, France

This paper describes the performance of a low-cost, high-sensitive microwave resonator for 5G modern wireless communication systems operating through sub-6GHz spectrum. Here, the proposed resonator is constructed from a Minkowski fractal open stub th... Read More about Minkowski Based Microwave Resonator for Material Detection over Sub-6 GHz 5G Spectrum.

Simulation of a Solar Dryer for Use in Developing Countries
Presentation / Conference Contribution
Muhammad-Sukki, F., Abiola Oladimeji, A., Sola, P. J., See, C. H., Bani, N. A., Muhtazaruddin, M. N., Amran, M. E., & Ahmad Kamil, A. S. (2023, October). Simulation of a Solar Dryer for Use in Developing Countries. Presented at 2023 International Conference on Power and Renewable Energy Engineering, Tokyo, Japan

This paper examines the implementation of solar dryers in developing countries. Simulations were carried out using a simple model of a solar dryer to validate the drying process for various crops and fish products. The solar dryer simulator model in... Read More about Simulation of a Solar Dryer for Use in Developing Countries.

F-Shape Dual-Band MIMO Antenna System for Next- Generation Smartphone Applications
Presentation / Conference Contribution
Ullah, A., Parchin, N. O., Mannan, W., Al-Yasir, I. A., See, C. H., Hu, Y. F., & Abd-Alhameed, R. A. (2021, September). F-Shape Dual-Band MIMO Antenna System for Next- Generation Smartphone Applications. Presented at 2nd International Multi-disciplinary Conference-Integrated Sciences and Technologies Conference, Sakarya, Turkey [Online]

In this paper, a new F-shape 6-element dual-band multiple-input multiple-output (MIMO) antenna operating in a 5G band for smartphone mobile is presented. The antenna contains six antenna elements covering a dual-frequency range including 3.42-3.77 GH... Read More about F-Shape Dual-Band MIMO Antenna System for Next- Generation Smartphone Applications.

Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications
Presentation / Conference Contribution
Ullah, A., Parchin, N. O., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021, November). Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications. Presented at 2021 29th Telecommunications Forum (TELFOR), Belgrade, Serbia [Online]

In this research study, a new of 2×2 interior multi-band MIMO antenna is introduced for smartphone usages. The alignment of the antenna element contains a multi-mode monopole radiator with three L-shaped slits positioned at the border of the printed... Read More about Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications.

Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications
Presentation / Conference Contribution
Ullah, A., Parchin, N. O., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021, November). Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications. Presented at 2021 29th Telecommunications Forum (TELFOR), Belgrade, Serbia [Online]

In this article, a new MIMO smartphone antenna array with compact resonators is introduced for the fifth-generation mobile terminals. The proposed design was developed on an FR4 substrate with relative permittivity εr=4.3 and dielectric loss tangent... Read More about Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications.

Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz
Presentation / Conference Contribution
Parchin, N. O., Ullah, A., Amar, A. S. I., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021, November). Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz. Presented at 2021 29th Telecommunications Forum (TELFOR), Belgrade, Serbia [Online]

This paper introduces a low-profile 5G phased array with a broad operation band for smartphone applications. The design procedure is simple and easy to accomplish. It is composed of eight endfire dipoles with a 1×8 linear array arrangement at the top... Read More about Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz.

A New Multiple Slot Antenna System for Sub 6 GHz Smartphones
Presentation / Conference Contribution
Parchin, N. O., Amar, A. S., Darwish, M., See, C. H., Abd-Alhameed, R. A., Almslmany, A., & El-Hennawy, H. (2022, July). A New Multiple Slot Antenna System for Sub 6 GHz Smartphones. Presented at 2022 International Telecommunications Conference (ITC-Egypt), Alexandria, Egypt

This work presents a sub-6 GHz multiple-input multiple-output (MIMO) antenna array with sufficient characteristics for mobile phone applications. At the four corners of the mobile phone mainboard, there are eight compact hook-shaped slot antennas mou... Read More about A New Multiple Slot Antenna System for Sub 6 GHz Smartphones.

Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems
Presentation / Conference Contribution
Parchin, N. O., Ullah, A., Santos, H. M. D., See, C. H., & Abd-Alhameed, R. A. (2022, June). Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems. Presented at 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS), Rourkela, India

This study represents the design of a dual-port/diversity antenna with enhanced gain property ultra-wideband (UWB) systems. It contains a small-size open-ended slot resonator fed by a pair of semi-arc feed-lines providing radiation/polarization diver... Read More about Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems.

Low-Profile MM-Wave PIFA Array with Omni-Directional and Full-Coverage Radiations
Presentation / Conference Contribution
Ullah, A., Parchin, N. O., Santos, H. M. D., See, C. H., & Abd-Alhameed, R. A. (2022, June). Low-Profile MM-Wave PIFA Array with Omni-Directional and Full-Coverage Radiations. Presented at 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS), Rourkela, India

This manuscript studies the design and radiation characteristics of a new phased array with highly-miniaturized broadband and omnidirectional radiation properties. The procedure of the phased array design is simple and can be easily accomplished on a... Read More about Low-Profile MM-Wave PIFA Array with Omni-Directional and Full-Coverage Radiations.

Super-Wideband and Highly-Miniaturized Phased Array for MM-Wave Smartphone Applications
Presentation / Conference Contribution
Amar, A. S., Darwish, M., Parchin, N. O., See, C. H., Ghareeb, M. F., Abd-Alhameed, R. A., & El-Hennawy, H. (2022, July). Super-Wideband and Highly-Miniaturized Phased Array for MM-Wave Smartphone Applications. Presented at 2022 International Telecommunications Conference (ITC-Egypt), Alexandria, Egypt

This paper aims to investigate of new phased array design and its radiation characteristics with highly-miniaturized and super-wideband (SWB) properties. The procedure of the phased array design is simple and can be directly performed on a single-lay... Read More about Super-Wideband and Highly-Miniaturized Phased Array for MM-Wave Smartphone Applications.

Vertically-Polarized/End-Fire Phased Array with Folded-Slot Resonators for Cellular Communications
Presentation / Conference Contribution
Parchin, N. O., Amar, A. S., Abdel-Rahman, A. S., Adel, A., See, C. H., Abdul-Al, M., & Abd-Alhameed, R. A. (2022, July). Vertically-Polarized/End-Fire Phased Array with Folded-Slot Resonators for Cellular Communications. Presented at 2022 International Telecommunications Conference (ITC-Egypt), Alexandria, Egypt

This study aims to introduce a new phased array design with end-fire and vertically-polarized radiation for future cellular networks. The procedure of the array design is simple, accomplished on a single layer substrate material. Its schematic involv... Read More about Vertically-Polarized/End-Fire Phased Array with Folded-Slot Resonators for Cellular Communications.

CPW-Fed MIMO Smartphone Antenna Array with Radiation/Polarization Diversity for 5G Applications
Presentation / Conference Contribution
Ojaroudi Parchin, N., Alibakhshikenari, M., See, C. H., Dayoub, . I., & Abd-Alhameed, R. (2023, May). CPW-Fed MIMO Smartphone Antenna Array with Radiation/Polarization Diversity for 5G Applications. Presented at 2023 IEEE IAS Global Conference on Emerging Technologies (GlobConET), Loughborough University, London, UK

This paper represents a new MIMO antenna design with compact diversity resonators for future smartphone applications. Four pairs of diversity monopoles with CPW feeding have been deployed at the mainboard’s corners to create an 8×8 MIMO configuration... Read More about CPW-Fed MIMO Smartphone Antenna Array with Radiation/Polarization Diversity for 5G Applications.

QR-Code Pixelated Antenna with Multi-Factor Authentication for Wireless and Security Applications
Presentation / Conference Contribution
Jahanbakhsh Basherlou, H., Ullah, A., Parchin, N. O., See, C. H., & Abd-Alhameed, R. A. (2023, March). QR-Code Pixelated Antenna with Multi-Factor Authentication for Wireless and Security Applications. Presented at 2023 First International Conference on Microwave, Antenna and Communication (MAC), Prayagraj, India

Quick response (QR) codes can be used for antenna applications, in addition to being used as information-sharing and security devices. QR-Code pixelated antennas present a game-changing solution for wireless communication and security applications. T... Read More about QR-Code Pixelated Antenna with Multi-Factor Authentication for Wireless and Security Applications.

Flexible Antenna Design for Wearable Telemedicine Applications
Presentation / Conference Contribution
Yehia, S., Fatah, A., Taher, F., Elwi, T. A., Fathy, M., Sree, A., Alibakhshikenari, M., Virdee, B. S., Livreri, P., Parchin, N. O., See, C. H., Pau, G., Dayoub, I., & Limiti, E. (2023, July). Flexible Antenna Design for Wearable Telemedicine Applications. Presented at Photonics and Electromagnetics Research Symposium, Prague, Czech Republic

In this article, an antenna design based on the printed patch of three strip lines which are excited with a microstrip line has been proposed and implemented for wearable telemedicine devices. The proposed antenna is fabricated using conductive coppe... Read More about Flexible Antenna Design for Wearable Telemedicine Applications.

Design of Compact Flexible UWB Antenna Using Different Substrate Materials for WBAN Applications
Presentation / Conference Contribution
Yehia, S., Fatah, A., Taher, F., Elwi, T. A., Fathy, M., Sree, A., Alibakhshikenari, M., Virdee, B. S., Livreri, P., Parchin, N. O., See, C. H., Pau, G., Dayoub, I., & Limiti, E. (2023, July). Design of Compact Flexible UWB Antenna Using Different Substrate Materials for WBAN Applications. Presented at Photonics and Electromagnetics Research Symposium, Prague, Czech Republic

In this paper, the design process of compact flexible ultra-wideband (UWB) antenna using various substrate materials such as FR4, Kapton, and Rogers RT5880 is discussed and experimentally investigated. The proposed antenna is structured as a flexible... Read More about Design of Compact Flexible UWB Antenna Using Different Substrate Materials for WBAN Applications.

Phased Array with Radiation-mode Reconfigurability for Cognitive Cellular Communications
Presentation / Conference Contribution
Ojaroudi Parchin, N., Alibakhshikenari, M., See, C. H., Dayoub, I., & Abd-Alhameed, R. A. (2023, July). Phased Array with Radiation-mode Reconfigurability for Cognitive Cellular Communications. Presented at Photonics and Electromagnetics Research Symposium, Prague, Czech Republic

A beam-steerable phased array with highly-miniaturized resonators and radiationmode reconfigurability is studied in this paper for 28 GHz 5G cellular cognitive networks. Simple and straightforward design procedures are followed. Eight modified T-sha... Read More about Phased Array with Radiation-mode Reconfigurability for Cognitive Cellular Communications.

Multi/Broad-Band Phased Array Enabling Capacity and Physical-Layer Security in Cyberspace Mobile Communications for 5G and Beyond
Presentation / Conference Contribution
Ullah, A., Jahanbakhsh Basherlou, H., Parchin, N. O., Hwang See, C., & Abd-Alhameed, R. A. (2023, March). Multi/Broad-Band Phased Array Enabling Capacity and Physical-Layer Security in Cyberspace Mobile Communications for 5G and Beyond. Presented at 2023 First International Conference on Microwave, Antenna and Communication (MAC), Prayagraj, India

Broadband/multiband phased array antennas with wide-scan and smart beam-steering are desirable to meet the capacity and security requirements of 5G and beyond. This paper discusses the characteristics of a new beam-steerable phased array design havin... Read More about Multi/Broad-Band Phased Array Enabling Capacity and Physical-Layer Security in Cyberspace Mobile Communications for 5G and Beyond.

Metamaterial Based Sensor Using Fractal Hilbert Structure for Liquid Characterization
Presentation / Conference Contribution
AbdulSattar, R. K., Alibakhshikenari, M., Elwi, T. A., Kouhalvandi, L., Hassain, Z. A. A., Virdee, B. S., Soruri, M., Tokan, N. T., Parchin, N. O., See, C. H., Livreri, P., Dayoub, I., Aïssa, S., & Limiti, E. (2023, October). Metamaterial Based Sensor Using Fractal Hilbert Structure for Liquid Characterization. Presented at 2023 International Conference on Electromagnetics in Advanced Applications (ICEAA), Venice, Italy

In this work, a simple and efficient approach is presented to design a metamaterial based sensitive sensor for liquid characterization. The proposed sensor based on the Hilbert structure has a compacted size of 40×60×1.6mm3. The Hilbert curve is used... Read More about Metamaterial Based Sensor Using Fractal Hilbert Structure for Liquid Characterization.

Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communication
Presentation / Conference Contribution
Zidour, A., Ayad, M., Alibakhshikenari, M., Basherlou, H. J., Parchin, N. O., & See, C. H. (2023, November). Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communication. Presented at 2023 IEEE TechDefense, Rome, Italy

In this paper, a novel multiband phased array antenna with endfire radiation pattern is designed at millimeter-wave (mmWave) frequency bands for 5G mobile applications. The proposed antenna element is a compact quasi-Yagi with a modified dipole drive... Read More about Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communication.

Wide-Scan/High-Gain Phased Array Antenna for 5G/6G Cellular Networks
Presentation / Conference Contribution
Jahanbakhsh Basherlou, H., Parchin, N. O., Alibakhshikenari, M., & See, C. H. (2023, October). Wide-Scan/High-Gain Phased Array Antenna for 5G/6G Cellular Networks. Paper presented at IEEE MTTW Conference 2023, Riga, Latvia

This paper explores the features of a novel beam-steerable phased array antenna design that exhibits high radiation capabilities, catering to the needs of future cellular networks such as 5G/6G. The focus of the discussion is on smartphones, given th... Read More about Wide-Scan/High-Gain Phased Array Antenna for 5G/6G Cellular Networks.

Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communications
Presentation / Conference Contribution
Zidour, A., Ayad, M., Alibakhshikenari, M., Basherlou, H. J., Parchin, N. O., & See, C. H. (2023, October). Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communications. Paper presented at IEEE MTTW Conference 2023, Riga, Latvia

In this paper, a novel multiband phased array antenna with endfire radiation pattern is designed at millimeter-wave (mmWave) frequency bands for 5G mobile applications. The proposed antenna element is a compact quasi-Yagi with a modified dipole drive... Read More about Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communications.

Sub 6 GHz Smartphone Antenna with Dual-Band Monopole Resonators for 5G Communications
Presentation / Conference Contribution
Jahanbakhsh Basherlou, H., Parchin, N. O., Alibakhshikenari, M., & See, C. H. (2023, November). Sub 6 GHz Smartphone Antenna with Dual-Band Monopole Resonators for 5G Communications. Presented at 2023 IEEE TechDefense, Rome, Italy

This study represents the schematic and fundamental features of a new MIMO antenna with low-profile elements and suitable characteristics for future cellular communications. Two rows of low-profile hook-shaped ring-monopole antennas with discrete-fed... Read More about Sub 6 GHz Smartphone Antenna with Dual-Band Monopole Resonators for 5G Communications.

AI-Driven Design of a Quasi-digitally-coded Wideband Microstrip Patch Antenna Array
Presentation / Conference Contribution
Akinsolu, M. O., Al-Yasir, Y. I. A., Hua, Q., See, C., & Liu, B. (2024, March). AI-Driven Design of a Quasi-digitally-coded Wideband Microstrip Patch Antenna Array. Presented at EuCAP 2024, Glasgow, UK

Artificial intelligence (AI) is enabling the automated design of contemporary antennas for numerous applications. Specifically, the use of machine learning (ML)-assisted global optimization techniques for the efficient design of modern antennas is no... Read More about AI-Driven Design of a Quasi-digitally-coded Wideband Microstrip Patch Antenna Array.

A Multiple-stage Uniform Transmission Line Matching Technique for Triple-Band RF to-DC Rectifier with Harmonic Suppression for Wireless Power Transfer Applications.
Presentation / Conference Contribution
Odiamenhi, M., See, C. H., Ojaroudi Parchin, N., Yu, H., & Goh, K. (2024, February). A Multiple-stage Uniform Transmission Line Matching Technique for Triple-Band RF to-DC Rectifier with Harmonic Suppression for Wireless Power Transfer Applications. Presented at URSI UK Symposium, National Physics Laboratory, Teddington

Multiple-Element Smartphone Antenna Design with Broadband Resonators for 5G Cellular Communications in Sub 6 GHz Spectra
Presentation / Conference Contribution
Jahanbakhsh Barshelou, H., Ojaroudi Parchin, N., Manjakkal, L., See, C. H., & Abd-Alhameed, R. (2024, February). Multiple-Element Smartphone Antenna Design with Broadband Resonators for 5G Cellular Communications in Sub 6 GHz Spectra. Presented at URSI UK Symposium, National Physics Laboratory, Teddington

MIMO Smartphone Antenna with CPW-Fed Stepped Resonators for sub 6 GHz Cellular Networks
Presentation / Conference Contribution
Basherlou, H. J., Ojaroudi Parchin, N., Manjakkal, L., See, C. H., Amar, A. S. I., Salama, A. G., & Darwish, M. (2024, May). MIMO Smartphone Antenna with CPW-Fed Stepped Resonators for sub 6 GHz Cellular Networks. Presented at 14th International Conference on Electrical Engineering (ICEENG), Cairo , Egypt

The imperative for cutting-edge multi-port MIMO antennas has surged, driven by the evolving demands of advanced technologies, notably in the context of 5G networks and beyond. This paper introduces a new MIMO antenna utilizing Coplanar Waveguide (CPW... Read More about MIMO Smartphone Antenna with CPW-Fed Stepped Resonators for sub 6 GHz Cellular Networks.

Novel Aperture Antenna Array Design for Indoor Localisation UWB Radar Technologies
Presentation / Conference Contribution
Ahmed, I., Aldelemy, A., Ismail, A. S., See, C. H., Ghareeb, M. F., Nafea,, S., Oda, E., & Abd-Alhameed, R. A. (2024, May). Novel Aperture Antenna Array Design for Indoor Localisation UWB Radar Technologies. Presented at 14th International Conference on Electrical Engineering (ICEENG), Cairo, Egypt

Gain-Enhanced/End-Fire Phased Array Antenna for Future Cellular Networks
Presentation / Conference Contribution
Basherlou, H. J., Ojaroudi Parchin, N., Manjakkal, L., See, C. H., Amar, A. S. I., & Salama, A. G. (2024, May). Gain-Enhanced/End-Fire Phased Array Antenna for Future Cellular Networks. Presented at 14th International Conference on Electrical Engineering (ICEENG), Cairo, Egypt

This research paper delves into a new beam-steerable phased array design, showing remarkable radiation capabilities tailored to the demands of upcoming cellular networks like 5G/6G. The study focuses on smartphone applications, recognizing their comp... Read More about Gain-Enhanced/End-Fire Phased Array Antenna for Future Cellular Networks.

Wide-Scan/High-Gain Phased Array Antenna for 5G/6G Cellular Networks
Presentation / Conference Contribution
Basherlou, H. J., Ojaroudi Parchin, N., Alibakhshikenari, M., Kouhalvandi, L., & See, C. H. (2024, June). Wide-Scan/High-Gain Phased Array Antenna for 5G/6G Cellular Networks. Presented at 2024 IEEE 22nd Mediterranean Electrotechnical Conference- IEEE MELECON 2024, Porto, Portugal

This article investigates a new beam-steerable array antenna characterized by its high radiation performance, tailored for upcoming cellular networks like 5G and 6G. The emphasis here is on integration within smartphones, which pose challenges due to... Read More about Wide-Scan/High-Gain Phased Array Antenna for 5G/6G Cellular Networks.

Phased Array with Radiation-mode Reconfigurability for 28 GHz Cognitive Cellular Communications
Presentation / Conference Contribution
Ojaroudi Parchin, N., Alibakhshikenari, M., See, C. H., Abd-Alhameed, R. A., & Limiti, E. (2023, July). Phased Array with Radiation-mode Reconfigurability for 28 GHz Cognitive Cellular Communications. Presented at 2023 Photonics & Electromagnetics Research Symposium (PIERS), Prague, Czechia

A beam-steerable phased array with highly-miniaturized resonators and radiation-mode reconfigurability is studied in this paper for 28 GHz 5G cellular cognitive networks. Simple and straightforward design procedures are followed. Eight modified T-sha... Read More about Phased Array with Radiation-mode Reconfigurability for 28 GHz Cognitive Cellular Communications.

Wideband Hybrid Dielectric Resonator Antenna Array for 5G mmWave Mobile Applications
Presentation / Conference Contribution
Zidour, A., Alibakhshikenari, M., Ayad, M., See, C. H., & Limiti, E. (2024, June). Wideband Hybrid Dielectric Resonator Antenna Array for 5G mmWave Mobile Applications. Presented at 6th Global Power, Energy and Communication Conference (GPECOM), Budapest, Hungary

In this paper, a wideband hybrid dielectric resonator antenna (HDRA) array design is presented for fifth-generation (5G) millimeter wave (mmWave) applications. The hybrid antenna integrates three resonant radiators of feeding slot, ring patch, and DR... Read More about Wideband Hybrid Dielectric Resonator Antenna Array for 5G mmWave Mobile Applications.

Low-Profile and SWB Phased Array Antenna with Semi-Circular Loop Resonators for 5G/6G Systems
Presentation / Conference Contribution
Basherlou, H. J., Parchin, N. O., Alibakhshikenari, M., See, C. H., Kouhalvandi, L., Abd-Alhameed, R., & Limiti, E. (2024, June). Low-Profile and SWB Phased Array Antenna with Semi-Circular Loop Resonators for 5G/6G Systems. Presented at 2024 6th Global Power, Energy and Communication Conference (GPECOM), Budapest, Hungary

Phased array antennas with broadband and super-wideband (SWB) capabilities, featuring extensive scanning and end-fire radiations, are imperative to meet the evolving demands of future cellular systems. This paper explores the properties of a new desi... Read More about Low-Profile and SWB Phased Array Antenna with Semi-Circular Loop Resonators for 5G/6G Systems.

Orbital angular momentum with the approach of using in sub-6GHz 5G mobile communications for wireless applications
Presentation / Conference Contribution
Khorasani, S. A., Zakeri, H., Moradi, G., Alibakhshikenari, M., See, C. H., & Limiti, E. (2024, June). Orbital angular momentum with the approach of using in sub-6GHz 5G mobile communications for wireless applications. Presented at 6th Global Power, Energy and Communication Conference (GPECOM), Budapest, Hungary

This paper discusses the effect of the orbital angular momentum on the fifth generation of mobile communication. A new generation of mobile requires advanced antenna systems capable of sending and receiving massive amounts of data. The beamforming me... Read More about Orbital angular momentum with the approach of using in sub-6GHz 5G mobile communications for wireless applications.