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Minkowski Based Microwave Resonator for Material Detection over Sub-6 GHz 5G Spectrum (2023)
Conference Proceeding
Anwer, A. I., Alibakhshikenari, . M., Elwi, T., Virdee, B., Kouhalvandi, L., Abdul Hassain, Z. A., …Livreri, P. (2023). Minkowski Based Microwave Resonator for Material Detection over Sub-6 GHz 5G Spectrum. . https://doi.org/10.1109/6GNet58894.2023.10317726

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.

Breast Cancer Detection Based on Simplified Deep Learning Technique With Histopathological Image Using BreaKHis Database (2023)
Journal Article
Toma, T. A., Biswas, S., Miah, M. S., Alibakhshikenari, M., Virdee, B. S., Fernando, S., …Livreri, P. (2023). Breast Cancer Detection Based on Simplified Deep Learning Technique With Histopathological Image Using BreaKHis Database. Radio Science, 58(11), Article e2023RS007761. https://doi.org/10.1029/2023rs007761

Presented here are the results of an investigation conducted to determine the effectiveness of deep learning (DL)‐based systems utilizing the power of transfer learning for detecting breast cancer in histopathological images. It is shown that DL mode... Read More about Breast Cancer Detection Based on Simplified Deep Learning Technique With Histopathological Image Using BreaKHis Database.

Metamaterial Based Sensor Using Fractal Hilbert Structure for Liquid Characterization (2023)
Conference Proceeding
AbdulSattar, R. K., Alibakhshikenari, M., Elwi, T. A., Kouhalvandi, L., Hassain, Z. A. A., Virdee, B. S., …Limiti, E. (2023). Metamaterial Based Sensor Using Fractal Hilbert Structure for Liquid Characterization. In 2023 International Conference on Electromagnetics in Advanced Applications (ICEAA). https://doi.org/10.1109/iceaa57318.2023.10297837

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.

Wide-Scan/High-Gain Phased Array Antenna for 5G/6G Cellular Networks (2023)
Presentation / Conference
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 (2023)
Presentation / Conference
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.

An Investigation on the Effects of Beam Squint Caused by an Analog Beamformed User Terminal Utilizing Antenna Arrays (2023)
Journal Article
Abd-Alhameed, R. A., Hu, Y. F., Al-Yasir, Y., Parchin, N. O., & Ullah, A. (2023). An Investigation on the Effects of Beam Squint Caused by an Analog Beamformed User Terminal Utilizing Antenna Arrays. IEEE Access, 11, 98230-98243. https://doi.org/10.1109/access.2023.3313200

In the equivalent frequency-based model, the antenna array gain is utilised to characterise the frequency response of the beam squint effect generated by the antenna array. This impact is considered for a wide range of uniform linear array (ULA) and... Read More about An Investigation on the Effects of Beam Squint Caused by an Analog Beamformed User Terminal Utilizing Antenna Arrays.

Phased Array with Radiation-mode Reconfigurability for Cognitive Cellular Communications (2023)
Conference Proceeding
Ojaroudi Parchin, N., Alibakhshikenari, M., See, C. H., Dayoub, I., & Abd-Alhameed, R. A. (2023). Phased Array with Radiation-mode Reconfigurability for Cognitive Cellular Communications. In 2023 Photonics and Electromagnetics Research Symposium (PIERS). Proceedings (1383-1388). https://doi.org/10.1109/PIERS59004.2023.10221274

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.

Design of Compact Flexible UWB Antenna Using Different Substrate Materials for WBAN Applications (2023)
Conference Proceeding
Yehia, S., Fatah, A., Taher, F., Elwi, T. A., Fathy, M., Sree, A., …Limiti, E. (2023). Design of Compact Flexible UWB Antenna Using Different Substrate Materials for WBAN Applications. In 2023 Photonics and Electromagnetics Research Symposium (PIERS). Proceedings (373-378). https://doi.org/10.1109/PIERS59004.2023.10221357

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.

Flexible Antenna Design for Wearable Telemedicine Applications (2023)
Conference Proceeding
Yehia, S., Fatah, A., Taher, F., Elwi, T. A., Fathy, M., Sree, A., …Limiti, E. (2023). Flexible Antenna Design for Wearable Telemedicine Applications. In 2023 Photonics and Electromagnetics Research Symposium. Proceedings (122-127). https://doi.org/10.1109/PIERS59004.2023.10221503

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.

mmWave Polarization Diversity Wideband Multiple-Input/Multiple-Output Antenna System with Symmetrical Geometry for Future Compact Devices (2023)
Journal Article
Munir, M. E., Kiani, S. H., Savci, H. S., Sehrai, D. A., Muhammad, F., Ali, A., …Parchin, N. O. (2023). mmWave Polarization Diversity Wideband Multiple-Input/Multiple-Output Antenna System with Symmetrical Geometry for Future Compact Devices. Symmetry, 15(9), Article 1641. https://doi.org/10.3390/sym15091641

The fifth generation (5G) of mobile networks is a significant technological advancement in telecommunications that provides faster data speeds, lower latency, and greater network capacity. One of the key technologies that enables 5G is multiple-input... Read More about mmWave Polarization Diversity Wideband Multiple-Input/Multiple-Output Antenna System with Symmetrical Geometry for Future Compact Devices.

Multi/Broad-Band Phased Array Enabling Capacity and Physical-Layer Security in Cyberspace Mobile Communications for 5G and Beyond (2023)
Conference Proceeding
Ullah, A., Jahanbakhsh Basherlou, H., Parchin, N. O., Hwang See, C., & Abd-Alhameed, R. A. (2023). Multi/Broad-Band Phased Array Enabling Capacity and Physical-Layer Security in Cyberspace Mobile Communications for 5G and Beyond. In 2023 First International Conference on Microwave, Antenna and Communication (MAC). https://doi.org/10.1109/mac58191.2023.10177082

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.

QR-Code Pixelated Antenna with Multi-Factor Authentication for Wireless and Security Applications (2023)
Conference Proceeding
Jahanbakhsh Basherlou, H., Ullah, A., Parchin, N. O., See, C. H., & Abd-Alhameed, R. A. (2023). QR-Code Pixelated Antenna with Multi-Factor Authentication for Wireless and Security Applications. In 2023 First International Conference on Microwave, Antenna and Communication (MAC). https://doi.org/10.1109/mac58191.2023.10177088

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.

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., …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.

CPW-Fed MIMO Smartphone Antenna Array with Radiation/Polarization Diversity for 5G Applications (2023)
Conference Proceeding
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.

Eight Element MIMO Antenna Array with Tri-Band Response for Modern Smartphones (2023)
Journal Article
Kiani, S. H., Savci, H. S., Abubakar, H. S., Parchin, N. O., Rimli, H., & Hakim, B. (2023). Eight Element MIMO Antenna Array with Tri-Band Response for Modern Smartphones. IEEE Access, 11, 44244-44253. https://doi.org/10.1109/access.2023.3271716

This article presents an eight-element tri-band Multiple Input Multiple Output (MIMO) antenna system for future handheld devices. The suggested antenna system consists of a main and sideboards. The feed lines are connected on the main board while the... Read More about Eight Element MIMO Antenna Array with Tri-Band Response for Modern Smartphones.

A Four Element mm-Wave MIMO Antenna System with Wide-Band and High Isolation Characteristics for 5G Applications (2023)
Journal Article
Munir, M. E., Kiani, S. H., Savci, H. S., Marey, M., Khan, J., Mostafa, H., & Parchin, N. O. (2023). A Four Element mm-Wave MIMO Antenna System with Wide-Band and High Isolation Characteristics for 5G Applications. Micromachines, 14(4), Article 776. https://doi.org/10.3390/mi14040776

In this article, we propose a light weight, low profile Multiple Input Multiple Output (MIMO) antenna system for compact 5th Generation (5G) mmwave devices. Using a RO5880 substrate that is incredibly thin, the suggested antenna is made up of circula... Read More about A Four Element mm-Wave MIMO Antenna System with Wide-Band and High Isolation Characteristics for 5G Applications.

A 1.5 KW L-Band All GaN High-Efficiency Solid State Power Amplifier for Pulsed Applications (2023)
Conference Proceeding
Abounemra, A. M. E., Parchin, N. O., El-Tager, A. M., Mahdi, M., & Darwish, M. (2023). A 1.5 KW L-Band All GaN High-Efficiency Solid State Power Amplifier for Pulsed Applications. In 2023 International Microwave and Antenna Symposium (IMAS). https://doi.org/10.1109/imas55807.2023.10066929

This paper describes the design and fabrication of a 1500 watts multi-stage L-band RF solid-state power amplifier (SSPA). The basic approach is to use 50-volt Gallium Nitride High Electron Mobility Transistors (GaN-HEMT) for all the stages to ease th... Read More about A 1.5 KW L-Band All GaN High-Efficiency Solid State Power Amplifier for Pulsed Applications.