A 5.8 GHz 1.8 V +20 dBm 32.5% PAE Power Amplifier for a Short-Range Over-the-Air WPT Application. - Myonggwan Kim; Reza E. Rad; Sungjin Kim; Younggun Pu; Yeonjae Jung; Hyungki Huh; Joonmo Yoo; Seokkee Kim; Kangyoon Lee (Sensors, 2023)