Publication: Publication Date: 2021/10/01 Vol. E104-CNo. 10pp. 488-495 Type of Manuscript: INVITED PAPER (Special Section on Microwave and Millimeter-Wave Technologies) Category: Keyword: Doherty amplifier, asymmetric, inverted, broadband, GaN HEMT, efficiency,
Publication: Publication Date: 2020/05/01 Vol. E103-CNo. 5pp. 225-230 Type of Manuscript: PAPER Category: Microwaves, Millimeter-Waves Keyword: RF power amplifier, X-parameter, RFT, GaN HEMT, efficiency,