Metamaterial based compact branch-line coupler with enhanced bandwidth for use in 5G applications

by Vallappil, Arshad K., A. Rahim, Mohamad Kamal, Khawaja, Bilal A., Aminu-Baba, Murtala
Published 2020

Metamaterial-inspired electrically compact triangular antennas loaded with CSRR and 3 × 3 cross-slots for 5G indoor distributed antenna systems

by Vallappil, Arshad Karimbu, Khawaja, Bilal A., A. Rahim, Mohamad Kamal, Iqbal, Muhammad Naeem, Chattha, Hassan T.
Published 2022

Butler matrix based beamforming networks for phased array antenna systems: A comprehensive review and future directions for 5G applications

by Vallappil, Arshad Karimbu, A. Rahim, Mohamad Kamal, Khawaja, Bilal A., Murad, Noor Asniza, Mustapha, Mohammed Gajibo
Published 2021

Minkowski–Sierpinski fractal structure-inspired 2 × 2 antenna array for use in next-generationwireless systems

by Vallappil, Arshad Karimbu, Khawaja, Bilal A., A. Rahim, Mohamad Kamal, Muhammad Uzair, Muhammad Uzair, Jamil, Mohsin, Awais, Qasim
Published 2023

A compact triple-band uwb inverted triangular antenna with dual-notch band characteristics using SSRR metamaterial structure for use in next-generation wireless systems

by Vallappil, Arshad Karimbu, Khawaja, Bilal A., A. Rahim, Mohamad Kamal, Iqbal, Muhammad Naeem, Chattha, Hassan T., Mohamad Ali, Mohamad Fakrie
Published 2022

Compact four element phased antenna array for 5G applications

by Ishfaq, Muhammad Kamran, Ishfaq, Muhammad Kamran, Abd. Rahman, Tharek, Mohamed Himdi, Mohamed Himdi, Chattha, Hassan Tariq, Saleem, Yasir, Khawaja, Bilal, Masud, Farhan
Published 2019

Complementary split-ring resonator and strip-gap based metamaterial fractal antenna with miniature size and enhanced bandwidth for 5G applications

by Karimbu Vallappil, Arshad, A. Rahim, Mohamad Kamal, A. Khawaja, Bilal, Iqbal, Muhammad Naeem, Murad, Noor Asniza, Gajibo, Mohamed Musthapa, O. Nur, Levy, S. Nugroho, Bambang
Published 2022

Compact wide-angle scanning multibeam antenna array for V2X communications

by Ishfaq, Muhammad Kamran, Babale, Suleiman Aliyu, Chattha, Hassan Tariq, Himdi, Mohamed, Raza, Ali, Younas, Muhammad, Abd. Rahman, Tharek, Abdul Rahim, Sharul Kamal, Khawaja, Bilal A.
Published 2021