Dr. Mohammed El Ghzaoui received his Ph.D. in Transmission and Data Processing, at Sidi Mohammed ben Abdellah University, Morocco, in 2012. He is Professor at faculty of sciences Dhar El Mahraz, Sidi Mohamed Ben Abdellah University, Morocco. His current research interests include multiple input multiple output (MIMO), orthogonal frequency division multiplexing (OFDM) modulation, radio frequency identification, antennas, power line communication (PLC), space–time coding, wireless communication, THz communication system, THz sources design, THz pulse shaping; pulse modulation; multiband on–off keying; THz channel modeling.Dr. Sudipta Das is currently working as Associate Professor in the Department of Electronics and Communication Engineering at IMPS College of Engineering & Technology, West Bengal, India. He received his Ph.D. from the University of Kalyani, India, in the year 2017. His research interests are microstrip antennas for microwave, mm-waveand THz communication systems, flexible antenna design, filter design, FSS, RFID, microwave components, and THz systems.Dr. T. R. Lenka is currently Assistant Professor in the Department of Electronics and Communication Engineering, National Institute of Technology Silchar, Assam. He received Ph.D. in Microelectronics Engineering from Sambalpur University, Odisha, India, in 2012. His research interests include nanoelectronics: III-Nitride and Ga2O3-based heterojunction devices for RF/microwave and power electronics and nanowire LED, solar photovoltaics, MEMS-based piezoelectric energy harvesting, and nanotechnology. Dr. Arindam Biswas received his M.Tech. in Radio Physics and Electronics from the University of Calcutta, India, in 2010, and Ph.D. from NIT Durgapur, in 2013. He was Postdoctoral Researcher at Pusan National University, South Korea, under the prestigious BK21PLUS Fellowship. He was Visiting Professor at Research Institute of Electronics, Shizuoka University, Japan. Currently, Dr. Biswas is working as Assistant Professor in the School of Mines and Metallurgy, Kazi Nazrul University, Asansol, West Bengal, India. His research interests are in the area of carrier transport in low-dimensional systems and electronic devices, nonlinear optical communications, and THz semiconductor sources.