Silicon-Based 0.450-0.475 THz Series-Fed Double Dielectric Resonator On-Chip Antenna Array Based on Metamaterial Properties for Integrated-Circuits (2019)
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.

Occupancy detection in non-residential buildings – A survey and novel privacy preserved occupancy monitoring solution (2018)
Journal Article
Ahmad, J., Larijani, H., Emmanuel, R., Mannion, M., & Javed, A. (2018). Occupancy detection in non-residential buildings – A survey and novel privacy preserved occupancy monitoring solution. Applied Computing and Informatics, https://doi.org/10.1016/j.aci.2018.12.001

Buildings use approximately 40% of global energy and are responsible for almost a third of the worldwide greenhouse gas emissions. They also utilise about 60% of the world’s electricity. In the last decade, stringent building regulations have led to... Read More about Occupancy detection in non-residential buildings – A survey and novel privacy preserved occupancy monitoring solution.

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 (2018)
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.

Study on Antenna Mutual Coupling Suppression Using Integrated Metasurface Isolator for SAR and MIMO Applications (2018)
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.

A New Waveguide Slot Array Antenna with High Isolation and High Antenna Bandwidth Operation on Ku- and K-bands for Radar and MIMO Systems (2018)
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.

Mutual-Coupling Reduction in Metamaterial Substrate Integrated Waveguide Slotted Antenna Arrays Using Metal Fence Isolators for SAR and MIMO Applications (2018)
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 (2018)
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 (2018)
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 (2018)
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.

Simulation of PMSM in maxwell 3D/simplorer to optimize direct flux control (2017)
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.

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.

Current technologies and location based services (2017)
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.

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.

Quad-Ridge Flared Horn feed design for Radio telescope receiver system Using a Genetic Algorithm (2016)
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.

Reconfigurable neurons - making the most of configurable logic blocks (CLBs) (2015)
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).

Compact size uni-planer small Metamaterial-Inspired antenna for UWB applications (2015)
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.

Design and analysis of a simple UHF passive RFID tag for liquid level monitoring applications (2015)
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.

A Printed Wideband MIMO Antenna for Mobile and Portable Communication Devices (2015)
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.