Muhammad Ruhul Hasin received his B.Sc. degree in electrical engineering from Islamic University of Technology, Gazipur, Bangladesh, in 2009, and the M.Sc. and Ph.D. degrees in electrical engineering from Arizona State University, Tempe, AZ in 2013 and 2018 respectively. He worked as senior RF design engineer in RF power business unit of NXP Semiconductors Inc., Chandler, AZ, with a focus on GaN based RF power amplifier module design for sub-6GHz cellular infrastructure application. He is currently working at Skyworks Solutions, Irvine, CA, as a staff design engineer concentrating on RF front-end IC’s for handset application. His current research interests include load modulated high efficiency RF power amplifiers, integrated RF power amplifier and transceiver architectures.