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Sub 6 GHz Smartphone Antenna with Dual-Band Monopole Resonators for 5G Communications (2024)
Conference Proceeding
Jahanbakhsh Basherlou, H., Parchin, N. O., Alibakhshikenari, M., & See, C. H. (2024). Sub 6 GHz Smartphone Antenna with Dual-Band Monopole Resonators for 5G Communications. In 2023 IEEE International Workshop on Technologies for Defense and Security (TechDefense) (220-223). https://doi.org/10.1109/TechDefense59795.2023.10380892

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.

Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communication (2024)
Conference Proceeding
Zidour, A., Ayad, M., Alibakhshikenari, M., Basherlou, H. J., Parchin, N. O., & See, C. H. (2024). Tri-Band Endfire Antenna Array with Wide Angles of Beam-Scanning Capability for 5G mmWave Mobile Communication. In 2023 IEEE International Workshop on Technologies for Defense and Security (TechDefense) (224-227). https://doi.org/10.1109/TechDefense59795.2023.10380887

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.

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.

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.

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.

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.

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.

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.

Eight-Port Modified E-Slot MIMO Antenna Array with Enhanced Isolation for 5G Mobile Phone (2023)
Journal Article
Abubakar, H. S., Zhao, Z., Wang, B., Kiani, S. H., Parchin, N. O., & Hakim, B. (2023). Eight-Port Modified E-Slot MIMO Antenna Array with Enhanced Isolation for 5G Mobile Phone. Electronics, 12(2), Article 316. https://doi.org/10.3390/electronics12020316

An eight-element antenna system operating at sub 6 GHz is presented in this work for a future multiple-input multiple-output (MIMO) system based on a modified E-slot on the ground. The modified E-slot significantly lowers the coupling among the anten... Read More about Eight-Port Modified E-Slot MIMO Antenna Array with Enhanced Isolation for 5G Mobile Phone.

Programmable Beam-Steering Capabilities Based on Graphene Plasmonic THz MIMO Antenna via Reconfigurable Intelligent Surfaces (RIS) for IoT Applications (2022)
Journal Article
Khaleel, S. A., Hamad, E. K. I., Parchin, N. O., & Saleh, M. B. (2022). Programmable Beam-Steering Capabilities Based on Graphene Plasmonic THz MIMO Antenna via Reconfigurable Intelligent Surfaces (RIS) for IoT Applications. Electronics, 12(1), Article 164. https://doi.org/10.3390/electronics12010164

The approaching sixth-generation (6G) communication network will modernize applications and satisfy user demands through implementing a smart and reconfigurable system with a higher data rate and wider bandwidth. The controllable THz waves are highly... Read More about Programmable Beam-Steering Capabilities Based on Graphene Plasmonic THz MIMO Antenna via Reconfigurable Intelligent Surfaces (RIS) for IoT Applications.

Phased Array with Radiation-Mode Reconfigurability for 28 GHz Cognitive Cellular Communications (2022)
Conference Proceeding
Parchin, N. O., Alibakhshikenari, M., See, C. H., Abd-Alhameed, R. A., & Falcone, F. (in press). Phased Array with Radiation-Mode Reconfigurability for 28 GHz Cognitive Cellular Communications. In The 5th International Conference on Artificial Intelligence in Information and Communication

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.

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., … 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.

Circuit Modelling of Broadband Antenna Using Vector Fitting and Foster Form Approaches for IoT Applications (2022)
Journal Article
Ez-zaki, F., Belaid, K. A., Ahmad, S., Belahrach, H., Ghammaz, A., Al-Gburi, A. J. A., & Parachin, N. O. (2022). Circuit Modelling of Broadband Antenna Using Vector Fitting and Foster Form Approaches for IoT Applications. Electronics, 11(22), Article 3724. https://doi.org/10.3390/electronics11223724

Computation of the broadband antenna impedance behavior requires the wideband lumped equivalent circuit. This work aims to provide a comprehensive study of broadband antenna equivalent circuit models over broad frequency ranges for Internet of Things... Read More about Circuit Modelling of Broadband Antenna Using Vector Fitting and Foster Form Approaches for IoT Applications.

Design of a Tri-Band Wearable Antenna for Millimeter-Wave 5G Applications (2022)
Journal Article
Ahmad, S., Boubakar, H., Naseer, S., Alim, M. E., Sheikh, Y. A., Ghaffar, A., …Parchin, N. O. (2022). Design of a Tri-Band Wearable Antenna for Millimeter-Wave 5G Applications. Sensors, 22(20), Article 8012. https://doi.org/10.3390/s22208012

A printed monopole antenna for millimeter-wave applications in the 5G frequency region is described in this research. As a result, the proposed antenna resonates in three frequency bands that are designated for 5G communication systems, including 28... Read More about Design of a Tri-Band Wearable Antenna for Millimeter-Wave 5G Applications.

A Deployable and Cost-Effective Kirigami Antenna for Sub-6 GHz MIMO Applications (2022)
Journal Article
Kiani, S. H., Marey, M., Rafique, U., Shah, S. I. H., Bashir, M. A., Mostafa, H., …Parchin, N. O. (2022). A Deployable and Cost-Effective Kirigami Antenna for Sub-6 GHz MIMO Applications. Micromachines, 13(10), Article 1735. https://doi.org/10.3390/mi13101735

In this work, a low-cost, deployable, integratable, and easy-to-fabricate multiple-input multiple-output (MIMO) Kirigami antenna is proposed for sub-6 GHz applications. The proposed MIMO antenna is inspired by Kirigami art, which consists of four rad... Read More about A Deployable and Cost-Effective Kirigami Antenna for Sub-6 GHz MIMO Applications.

Eight-Element Antenna Array with Improved Radiation Performances for 5G Hand-Portable Devices (2022)
Journal Article
Ullah, A., Ojaroudi Parchin, N., Amar, A. S. I., & Abd-Alhameed, R. A. (2022). Eight-Element Antenna Array with Improved Radiation Performances for 5G Hand-Portable Devices. Electronics, 11(18), Article 2962. https://doi.org/10.3390/electronics11182962

This study aims to introduce a new phased array design with improved radiation properties for future cellular networks. The procedure of the array design is simple and has been accomplished on a low-cost substrate material while offering several inte... Read More about Eight-Element Antenna Array with Improved Radiation Performances for 5G Hand-Portable Devices.

Super-Wideband and Highly-Miniaturized Phased Array for MM-Wave Smartphone Applications (2022)
Conference Proceeding
Amar, A. S., Darwish, M., Parchin, N. O., See, C. H., Ghareeb, M. F., Abd-Alhameed, R. A., & El-Hennawy, H. (2022). Super-Wideband and Highly-Miniaturized Phased Array for MM-Wave Smartphone Applications. In 2022 International Telecommunications Conference (ITC-Egypt). https://doi.org/10.1109/itc-egypt55520.2022.9855725

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.

A New Multiple Slot Antenna System for Sub 6 GHz Smartphones (2022)
Conference Proceeding
Parchin, N. O., Amar, A. S., Darwish, M., See, C. H., Abd-Alhameed, R. A., Almslmany, A., & El-Hennawy, H. (2022). A New Multiple Slot Antenna System for Sub 6 GHz Smartphones. In 2022 International Telecommunications Conference (ITC-Egypt). https://doi.org/10.1109/itc-egypt55520.2022.9855691

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)
Conference Proceeding
Parchin, N. O., Amar, A. S., Abdel-Rahman, A. S., Adel, A., See, C. H., Abdul-Al, M., & Abd-Alhameed, R. A. (2022). Vertically-Polarized/End-Fire Phased Array with Folded-Slot Resonators for Cellular Communications. In 2022 International Telecommunications Conference (ITC-Egypt). https://doi.org/10.1109/itc-egypt55520.2022.9855748

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.

Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems (2022)
Conference Proceeding
Parchin, N. O., Ullah, A., Santos, H. M. D., See, C. H., & Abd-Alhameed, R. A. (2022). Gain Enhancement of Diversity Slot Antenna Using FSS with Metamaterial Unit Cells for UWB Systems. In 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS). https://doi.org/10.1109/wams54719.2022.9847736

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)
Conference Proceeding
Ullah, A., Parchin, N. O., Santos, H. M. D., See, C. H., & Abd-Alhameed, R. A. (2022). Low-Profile MM-Wave PIFA Array with Omni-Directional and Full-Coverage Radiations. In 2022 IEEE Wireless Antenna and Microwave Symposium (WAMS). https://doi.org/10.1109/wams54719.2022.9847827

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.

A Compact mmWave MIMO Antenna for Future Wireless Networks (2022)
Journal Article
Khan, M. I., Khan, S., Kiani, S. H., Ojaroudi Parchin, N., Mahmood, K., Rafique, U., & Qadir, M. M. (2022). A Compact mmWave MIMO Antenna for Future Wireless Networks. Electronics, 11(15), Article 2450. https://doi.org/10.3390/electronics11152450

This article presents a four-element multiple-input multiple-output (MIMO) antenna design for next-generation millimeter-wave (mmWave) communication systems. The single antenna element of the MIMO systems consists of a T-shaped and plow-shaped patch... Read More about A Compact mmWave MIMO Antenna for Future Wireless Networks.

New Method to Implement and Analysis of Medical System in Real Time (2022)
Journal Article
Abd Elgawad, Y. Z., Youssef, M. I., Nasser, T. M., Almslmany, A., S. I. Amar, A., Mohamed, A. A., …Moussa, K. H. (2022). New Method to Implement and Analysis of Medical System in Real Time. Healthcare, 10(7), Article 1357. https://doi.org/10.3390/healthcare10071357

The use of information technology and technological medical devices has contributed significantly to the transformation of healthcare. Despite that, many problems have arisen in diagnosing or predicting diseases, either as a result of human errors or... Read More about New Method to Implement and Analysis of Medical System in Real Time.

MTM-Inspired Graphene-Based THz MIMO Antenna Configurations Using Characteristic Mode Analysis for 6G/IoT Applications (2022)
Journal Article
Khaleel, S. A., Hamad, E. K. I., Parchin, N. O., & Saleh, M. B. (2022). MTM-Inspired Graphene-Based THz MIMO Antenna Configurations Using Characteristic Mode Analysis for 6G/IoT Applications. Electronics, 11(14), Article 2152. https://doi.org/10.3390/electronics11142152

6G wireless communications will be immersed in the future with different applications. It is expected to support all IoT services and satellite communications, and it is expected to support artificial intelligence (AI) and machine learning (ML). The... Read More about MTM-Inspired Graphene-Based THz MIMO Antenna Configurations Using Characteristic Mode Analysis for 6G/IoT Applications.

A New Beamforming Approach Using 60 GHz Antenna Arrays for Multi-Beams 5G Applications (2022)
Journal Article
Al-Sadoon, M. A. G., Patwary, M. N., Zahedi, Y., Parchin, N. O., Aldelemy, A., & Abd-Alhameed, R. A. (2022). A New Beamforming Approach Using 60 GHz Antenna Arrays for Multi-Beams 5G Applications. Electronics, 11(11), Article 1739. https://doi.org/10.3390/electronics11111739

Recent studies and research have centred on new solutions in different elements and stages to the increasing energy and data rate demands for the fifth generation and beyond (B5G). Based on a new-efficient digital beamforming approach for 5G wireless... Read More about A New Beamforming Approach Using 60 GHz Antenna Arrays for Multi-Beams 5G Applications.

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., …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.

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., … 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 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., …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.

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., …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.

Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications (2021)
Conference Proceeding
Ullah, A., Parchin, N. O., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021). Internal MIMO Antenna Design for Multi-Band Mobile Handset Applications. In 2021 29th Telecommunications Forum (TELFOR). https://doi.org/10.1109/TELFOR52709.2021.9653362

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 (2021)
Conference Proceeding
Ullah, A., Parchin, N. O., Abdul-Al, M., Santos, H. M. D., See, C. H., Fun Hu, Y., & Abd-Alhameed, R. A. (2021). Dual-Band MIMO Antenna Array for Sub 6 GHz 5G Smartphone Applications. In 2021 29th Telecommunications Forum (TELFOR). https://doi.org/10.1109/TELFOR52709.2021.9653363

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 (2021)
Conference Proceeding
Parchin, N. O., Ullah, A., Amar, A. S. I., Abdul-Al, M., Santos, H. M. D., See, C. H., …Abd-Alhameed, R. A. (2021). Wideband and Low-Profile Phased Array Smartphone Antenna Supporting 28-38 GHz. In 2021 29th Telecommunications Forum (TELFOR). https://doi.org/10.1109/TELFOR52709.2021.9653317

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.

Phased Array Antenna Package with Switchable Radiation Coverage for Future Smartphones (2021)
Conference Proceeding
Parchin, N. O., Ullah, A., Abdul-Al, M., Amar, A. S., Hu, Y. F., & Abd-Alhameed, R. A. (2021). Phased Array Antenna Package with Switchable Radiation Coverage for Future Smartphones. In 2021 IEEE 26th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD). https://doi.org/10.1109/camad52502.2021.9617783

A new phased array antenna package with improved and switchable radiation coverage is proposed for future cellular communications. Its configuration contains three subarrays of patch radiators along the edge area of the smartphone board. Each sub-arr... Read More about Phased Array Antenna Package with Switchable Radiation Coverage for Future Smartphones.

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”.

Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks (2021)
Journal Article
Al-Yasir, Y. I. A., Abdulkhaleq, A. M., Parchin, N. O., Elfergani, I. T., Rodriguez, J., Noras, J. M., …Qahwaji, R. (2022). Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks. IEEE Transactions on Green Communications and Networking, 6(1), 500-511. https://doi.org/10.1109/tgcn.2021.3100399

The paper presents the general requirements and an exemplary design of the RF front-end system that in today’s handset is a key consumer of power. The design is required to minimize the carbon footprint in mobile handsets devices, whilst facilitating... Read More about Green and Highly Efficient MIMO Transceiver System for 5G Heterogenous Networks.

A Planar Dual-Polarized Phased Array With Broad Bandwidth and Quasi-Endfire Radiation for 5G Mobile Handsets (2021)
Journal Article
Parchin, N. O., Zhang, J., Abd-Alhameed, R. A., Pedersen, G. F., & Zhang, S. (2021). A Planar Dual-Polarized Phased Array With Broad Bandwidth and Quasi-Endfire Radiation for 5G Mobile Handsets. IEEE Transactions on Antennas and Propagation, 69(10), 6410-6419. https://doi.org/10.1109/tap.2021.3069501

A planar dual-polarized phased array is proposed for 5G cellular communications. The array has the properties of dual-polarization, wideband, and quasi-endfire radiation, which is printed on one side of a single-layer substrate. The design contains t... Read More about A Planar Dual-Polarized Phased Array With Broad Bandwidth and Quasi-Endfire Radiation for 5G Mobile Handsets.

A Varactor-Based Very Compact Tunable Filter with Wide Tuning Range for 4G and Sub-6 GHz 5G Communications (2020)
Journal Article
Al-Yasir, Y. I. A., Ojaroudi Parchin, N., Tu, Y., Abdulkhaleq, A. M., Elfergani, I. T. E., Rodriguez, J., & Abd-Alhameed, R. A. (2020). A Varactor-Based Very Compact Tunable Filter with Wide Tuning Range for 4G and Sub-6 GHz 5G Communications. Sensors, 20(16), Article 4538. https://doi.org/10.3390/s20164538

A very compact microstrip reconfigurable filter for fourth-generation (4G) and sub-6 GHz fifth-generation (5G) systems using a new hybrid co-simulation method is presented in this manuscript. The basic microstrip design uses three coupled line resona... Read More about A Varactor-Based Very Compact Tunable Filter with Wide Tuning Range for 4G and Sub-6 GHz 5G Communications.

A Survey on Reconfigurable Microstrip Filter–Antenna Integration: Recent Developments and Challenges (2020)
Journal Article
Tu, Y., Al-Yasir, Y. I. A., Ojaroudi Parchin, N., Abdulkhaleq, A. M., & Abd-Alhameed, R. A. (2020). A Survey on Reconfigurable Microstrip Filter–Antenna Integration: Recent Developments and Challenges. Electronics, 9(8), Article 1249. https://doi.org/10.3390/electronics9081249

Reconfigurable and tunable radio frequency (RF) and microwave (MW) components have become exciting topics for many researchers and design engineers in recent years. Reconfigurable microstrip filter–antenna combinations have been studied in the litera... Read More about A Survey on Reconfigurable Microstrip Filter–Antenna Integration: Recent Developments and Challenges.

A New and Compact Wide-Band Microstrip Filter-Antenna Design for 2.4 GHz ISM Band and 4G Applications (2020)
Journal Article
Al-Yasir, Y. I. A., Alkhafaji, M. K., A. Alhamadani, H., Ojaroudi Parchin, N., Elfergani, I., Saleh, A. L., …Abd-Alhameed, R. A. (2020). A New and Compact Wide-Band Microstrip Filter-Antenna Design for 2.4 GHz ISM Band and 4G Applications. Electronics, 9(7), Article 1084. https://doi.org/10.3390/electronics9071084

A new and compact four-pole wide-band planar filter-antenna design is proposed in this article. The effect of the dielectric material type on the characteristics of the design is also investigated and presented. The filter-antenna structure is formed... Read More about A New and Compact Wide-Band Microstrip Filter-Antenna Design for 2.4 GHz ISM Band and 4G Applications.

Load‐modulation technique without using quarter‐wavelength transmission line (2020)
Journal Article
Abdulkhaleq, A. M., Yahya, M. A., Parchin, N. O., Al‐Yasir, Y., Sajedin, M., Elfergani, I., …Rodriguez, J. (2020). Load‐modulation technique without using quarter‐wavelength transmission line. IET microwaves, antennas & propagation, 14(11), 1209-1215. https://doi.org/10.1049/iet-map.2019.0957

A proposed method for achieving active load-modulation technique without using a quarter-wavelength transmission line is discussed and evaluated. The theoretical analysis shows that the active load-modulation can be achieved without using a quarter-w... Read More about Load‐modulation technique without using quarter‐wavelength transmission line.

Use of multiple mobile sinks in wireless sensor networks for large‐scale areas (2020)
Journal Article
Al‐Behadili, H. A., AlWane, S. K., Al‐Yasir, Y. I., Parchin, N. O., Olley, P., & Abd‐Alhameed, R. A. (2020). Use of multiple mobile sinks in wireless sensor networks for large‐scale areas. IET Wireless Sensor Systems, 10(4), 175-180. https://doi.org/10.1049/iet-wss.2019.0208

Sensing coverage and network connectivity are two of the most fundamental issues to ensure that there are effective environmental sensing and robust data communication in a wireless sensor network (WSN) application. Random positioning of nodes in a W... Read More about Use of multiple mobile sinks in wireless sensor networks for large‐scale areas.

Design of Multi-Mode Antenna Array for Use in Next-Generation Mobile Handsets (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., & Abd-Alhameed, R. A. (2020). Design of Multi-Mode Antenna Array for Use in Next-Generation Mobile Handsets. Sensors, 20(9), Article 2447. https://doi.org/10.3390/s20092447

In this study, a new design of a tri-band multiple-input–multiple-output (MIMO) antenna array is proposed for fifth-generation (5G) cellular systems. Its structure is composed of eight identical planar-inverted F antenna (PIFA) elements placed at dif... Read More about Design of Multi-Mode Antenna Array for Use in Next-Generation Mobile Handsets.

Ultra-Wideband Diversity MIMO Antenna System for Future Mobile Handsets (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., I. A. Al-Yasir, Y., M. Abdulkhaleq, A., & A. Abd-Alhameed, R. (2020). Ultra-Wideband Diversity MIMO Antenna System for Future Mobile Handsets. Sensors, 20(8), Article 2371. https://doi.org/10.3390/s20082371

A new ultra-wideband (UWB) multiple-input/multiple-output (MIMO) antenna system is proposed for future smartphones. The structure of the design comprises four identical pairs of compact microstrip-fed slot antennas with polarization diversity functio... Read More about Ultra-Wideband Diversity MIMO Antenna System for Future Mobile Handsets.

A Survey of Differential-Fed Microstrip Bandpass Filters: Recent Techniques and Challenges (2020)
Journal Article
Al-Yasir, Y. I. A., Ojaroudi Parchin, N., Abdulkhaleq, A. M., Bakr, M. S., & Abd-Alhameed, R. A. (2020). A Survey of Differential-Fed Microstrip Bandpass Filters: Recent Techniques and Challenges. Sensors, 20(8), Article 2356. https://doi.org/10.3390/s20082356

Differentially driven devices represent a highly promising research field for radio frequency (RF), microwave (MW), and millimeter-wave (mmWave) designers and engineers. Designs employing differential signals are essential elements in low-noise fourt... Read More about A Survey of Differential-Fed Microstrip Bandpass Filters: Recent Techniques and Challenges.

Design of a Wide-Band Microstrip Filtering Antenna with Modified Shaped Slots and SIR Structure (2020)
Journal Article
Al-Yasir, Y. I. A., A. Alhamadani, H., Kadhim, A. S., Ojaroudi Parchin, N., Saleh, A. L., Elfergani, I. T. E., …Abd-Alhameed, R. A. (2020). Design of a Wide-Band Microstrip Filtering Antenna with Modified Shaped Slots and SIR Structure. Inventions, 5(1), Article 11. https://doi.org/10.3390/inventions5010011

This paper presents a new compact microstrip filtering antenna with modified shaped slots to improve the impedance bandwidth. The proposed microstrip filtering antenna consists of three parts: the monopole radiating patch antenna; the Stepped Impedan... Read More about Design of a Wide-Band Microstrip Filtering Antenna with Modified Shaped Slots and SIR Structure.

Reconfigurable Antennas: Switching Techniques—A Survey (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., Al-Yasir, Y. I. A., M. Abdulkhaleq, A., & A. Abd-Alhameed, R. (2020). Reconfigurable Antennas: Switching Techniques—A Survey. Electronics, 9(2), Article 336. https://doi.org/10.3390/electronics9020336

Due to the fast development of wireless communication technology, reconfigurable antennas with multimode and cognitive radio operation in modern wireless applications with a high-data rate have drawn very close attention from researchers. Reconfigura... Read More about Reconfigurable Antennas: Switching Techniques—A Survey.

A New CPW-Fed Diversity Antenna for MIMO 5G Smartphones (2020)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., Al-Yasir, Y. I. A., M. Abdulkhaleq, A., Patwary, M., & A. Abd-Alhameed, R. (2020). A New CPW-Fed Diversity Antenna for MIMO 5G Smartphones. Electronics, 9(2), Article 261. https://doi.org/10.3390/electronics9020261

In this study, a new coplanar waveguide (CPW)-fed diversity antenna design is introduced for multiple-input–multiple-output (MIMO) smartphone applications. The diversity antenna is composed of a double-fed CPW-fed antenna with a pair of modified T-ri... Read More about A New CPW-Fed Diversity Antenna for MIMO 5G Smartphones.

Orthogonally dual‐polarised MIMO antenna array with pattern diversity for use in 5G smartphones (2020)
Journal Article
Ojaroudi Parchin, N., Al‐Yasir, Y. I., Jahanbakhsh Basherlou, H., Abd‐Alhameed, R. A., & Noras, J. M. (2020). Orthogonally dual‐polarised MIMO antenna array with pattern diversity for use in 5G smartphones. IET microwaves, antennas & propagation, 14(6), 457-467. https://doi.org/10.1049/iet-map.2019.0328

A new multiple-input/multiple-output (MIMO) antenna design is introduced for future smartphones. The proposed design contains four pairs of double-fed circular-ring resonators located at different edges of the smartphone printed circuit board (PCB) w... Read More about Orthogonally dual‐polarised MIMO antenna array with pattern diversity for use in 5G smartphones.

Noise Cancellation for HIPERLAN/2 with Open Loop Transmit Diversity Technique (2019)
Journal Article
Yahya, M. A., Alsaif, O. I., Saleh, I. A., Abdulkhaleq, A. M., Ojaroudi Parchin, N., Al-Yasir, Y. I. A., & Abd-Alhameed, R. A. (2019). Noise Cancellation for HIPERLAN/2 with Open Loop Transmit Diversity Technique. Inventions, 4(3), Article 46. https://doi.org/10.3390/inventions4030046

A new proposed method is presented, where multiple antennas have been applied into HIPERLAN/2 system in addition to employing space-time diversity technique, especially the Alamouti technique. The suggested approach is used to cancel or reduce the ef... Read More about Noise Cancellation for HIPERLAN/2 with Open Loop Transmit Diversity Technique.

Recent Developments of Dual-Band Doherty Power Amplifiers for Upcoming Mobile Communications Systems (2019)
Journal Article
Abdulkhaleq, A. M., Yahya, M. A., McEwan, N., Rayit, A., Abd-Alhameed, R. A., Ojaroudi Parchin, N., …Noras, J. (2019). Recent Developments of Dual-Band Doherty Power Amplifiers for Upcoming Mobile Communications Systems. Electronics, 8(6), Article 638. https://doi.org/10.3390/electronics8060638

Power amplifiers in modern and future communications should be able to handle different modulation standards at different frequency bands, and in addition, to be compatible with the previous generations. This paper reviews the recent design technique... Read More about Recent Developments of Dual-Band Doherty Power Amplifiers for Upcoming Mobile Communications Systems.

Design of multi‐standard single/tri/quint‐wideband asymmetric stepped‐impedance resonator filters with adjustable TZs (2019)
Journal Article
Al‐Yasir, Y. I., Tu, Y., Bakr, M. S., Parchin, N. O., Asharaa, A. S., Mshwat, W. A., …Noras, J. M. (2019). Design of multi‐standard single/tri/quint‐wideband asymmetric stepped‐impedance resonator filters with adjustable TZs. IET microwaves, antennas & propagation, 13(10), 1637-1645. https://doi.org/10.1049/iet-map.2018.5863

This study presents an original asymmetric stepped-impedance resonator filter combined with meander coupled-line structures and enabling the realisation of finite transmission zeros (TZs) and the implementation of multi-band bandpass filters. The mea... Read More about Design of multi‐standard single/tri/quint‐wideband asymmetric stepped‐impedance resonator filters with adjustable TZs.

Mobile-Phone Antenna Array with Diamond-Ring Slot Elements for 5G Massive MIMO Systems (2019)
Journal Article
Ojaroudi Parchin, N., Jahanbakhsh Basherlou, H., Alibakhshikenari, M., Ojaroudi Parchin, Y., Al-Yasir, Y. I. A., Abd-Alhameed, R. A., & Limiti, E. (2019). Mobile-Phone Antenna Array with Diamond-Ring Slot Elements for 5G Massive MIMO Systems. Electronics, 8(5), Article 521. https://doi.org/10.3390/electronics8050521

A design of mobile-phone antenna array with diamond-ring slot elements is proposed for fifth generation (5G) massive multiple-input/multiple-output (MIMO) systems. The configuration of the design consists of four double-fed diamond-ring slot antenna... Read More about Mobile-Phone Antenna Array with Diamond-Ring Slot Elements for 5G Massive MIMO Systems.

Eight-Element Dual-Polarized MIMO Slot Antenna System for 5G Smartphone Applications (2019)
Journal Article
Parchin, N. O., Al-Yasir, Y. I. A., Ali, A. H., Elfergani, I., Noras, J. M., Rodriguez, J., & Abd-Alhameed, R. A. (2019). Eight-Element Dual-Polarized MIMO Slot Antenna System for 5G Smartphone Applications. IEEE Access, 7, 15612-15622. https://doi.org/10.1109/access.2019.2893112

In this paper, we propose an eight-port/four-resonator slot antenna array with a dual-polarized function for multiple-input-multiple-output (MIMO) 5G mobile terminals. The design is composed of four dual-polarized square-ring slot radiators fed by pa... Read More about Eight-Element Dual-Polarized MIMO Slot Antenna System for 5G Smartphone Applications.