Mr. Rakesh Kumar is an assistant professor in the area of Electronics and Communication Engineering at JSS Academy of Technical Education, Noida. He is pursuing Ph.D. in the area of RF & Microwave Engineering from Delhi Technological University, Delhi. He holds an M.Tech. degree from Ambedkar Institute of Advanced Communication Technologies and Research, Delhi and B.E degree from Technocrats Institute of Technology, Bhopal. He has a teaching experience of more than 10 years. His research interests include antenna design, metamaterials, MIMO systems, and wireless communication technologies. He has actively contributed to the field through several high-quality publications in reputed journals and conferences. He has published several SCI and Scopus-indexed journal papers, numerous papers in international conferences, and multiple book chapters with leading international publishers.