All Outputs (167)

Multi/Broad-Band Phased Array Enabling Capacity and Physical-Layer Security in Cyberspace Mobile Communications for 5G and Beyond (2023)
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.

CPW-Fed MIMO Smartphone Antenna Array with Radiation/Polarization Diversity for 5G Applications (2023)
Presentation / Conference Contribution
Ojaroudi Parchin, N., Alibakhshikenari, M., See, C. H., Dayoub, . I., & Abd-Alhameed, R. (2023). CPW-Fed MIMO Smartphone Antenna Array with Radiation/Polarization Diversity for 5G Applications. . https://doi.org/10.1109/GlobConET56651.2023

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.

A New Multiple Slot Antenna System for Sub 6 GHz Smartphones (2022)
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.

Vertically-Polarized/End-Fire Phased Array with Folded-Slot Resonators for Cellular Communications (2022)
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.

Super-Wideband and Highly-Miniaturized Phased Array for MM-Wave Smartphone Applications (2022)
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.

Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems (2022)
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 (2022)
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.

F-Shape Dual-Band MIMO Antenna System for Next- Generation Smartphone Applications (2022)
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 (2021)
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.

Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz (2021)
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.

Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications (2021)
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.

Indoor Characterisation of a Reverse Truncated Pyramid Concentrator (2021)
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.

Energy Harvesting Circuit with High RF-to-DC Conversion Efficiency (2021)
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.

Impedance Matching Network Based on Metasurface (2-D Metamaterials) for Electrically Small Antennas (2021)
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.

A Design of UWB Band-Pass Filter with Variable Dual Notched Bands Using EBG Structure (2020)
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.

Compact, Low-profile and Robust Inversely E-shaped Antenna Integrated with EBG Structures for Wearable Application (2020)
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.

Liquid-Sensing Metamaterial Ring Resonator in Millimeter-wave Band for 5G Applications (2020)
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.

High Performance Metasurface-Based On-Chip Antenna for Terahertz Integrated Circuits (2020)
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.

Metasurface for Controlling Polarization of Scattered EM Waves (2020)
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.

Automated Reconfigurable Antenna Impedance for Optimum Power Transfer (2020)
Presentation / Conference Contribution
Alibakhshikenari, M., Virdee, B. S., Hwang See, C., Abd-Alhameed, R. A., Falcone, F., & Limiti, E. (2020). Automated Reconfigurable Antenna Impedance for Optimum Power Transfer. . https://doi.org/10.1109/APMC46564.2019.9038260

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.