Keyword : Doherty amplifier

A Review of GaN MMIC Power Amplifier Technologies for Millimeter-Wave Applications
Keigo NAKATANI Yutaro YAMAGUCHI Takuma TORII Masaomi TSURU 
Publication:   
Publication Date: 2022/10/01
Vol. E105-C  No. 10 ; pp. 433-440
Type of Manuscript:  INVITED PAPER (Special Section on Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
GaN, SATCOM, 5G, high power amplifier, MMIC, Doherty amplifier, millimeter wave, 
 Summary | Full Text:PDF(5.6MB)
High-Power High-Efficiency GaN HEMT Doherty Amplifiers for Base Station Applications
Andrei GREBENNIKOV James WONG Hiroaki DEGUCHI 
Publication:   
Publication Date: 2021/10/01
Vol. E104-C  No. 10 ; pp. 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, 
 Summary | Full Text:PDF(1.3MB)
A Study on Highly Efficient Dual-Input Power Amplifiers for Large PAPR Signals
Atsushi YAMAOKA Thomas M. HONE Yoshimasa EGASHIRA Keiichi YAMAGUCHI 
Publication:   
Publication Date: 2021/10/01
Vol. E104-C  No. 10 ; pp. 506-515
Type of Manuscript:  INVITED PAPER (Special Section on Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
Doherty amplifier, outphasing amplifier, Doherty-outphasing amplifier, base stations, multiple-input amplifier, 
 Summary | Full Text:PDF(2MB)
Overview and Prospects of High Power Amplifier Technology Trend for 5G and beyond 5G Base Stations
Koji YAMANAKA Shintaro SHINJO Yuji KOMATSUZAKI Shuichi SAKATA Keigo NAKATANI Yutaro YAMAGUCHI 
Publication:   
Publication Date: 2021/10/01
Vol. E104-C  No. 10 ; pp. 526-533
Type of Manuscript:  INVITED PAPER (Special Section on Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
5G, beyond 5G, high power amplifier, base-station, Doherty amplifier, digital power amplifier, 
 Summary | Full Text:PDF(2.6MB)
A Wideband Digital Predistorter for a Doherty Power Amplifier Using a Direct Learning Memory Effect Filter
Kenichi HORIGUCHI Naoko MATSUNAGA Kazuhisa YAMAUCHI Ryoji HAYASHI Moriyasu MIYAZAKI Toshio NOJIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7 ; pp. 975-982
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
predistortion, adaptive filter, memory effect, power amplifier, Doherty amplifier, 
 Summary | Full Text:PDF(2.2MB)
An HPSK/OFDM 64-QAM Dual-Mode Doherty Power Amplifier Module for Mobile Terminals
Takayuki KATO Keiichi YAMAGUCHI Yasuhiko KURIYAMA Hiroshi YOSHIDA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/09/01
Vol. E90-C  No. 9 ; pp. 1678-1684
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Devices/Circuits
Keyword: 
Doherty amplifier, PA module, HPSK, OFDM 64-QAM, multi-mode, mobile terminal, GaAs MMIC, 
 Summary | Full Text:PDF(1.8MB)
A 4-mm-Square Miniaturized Doherty Power Amplifier Module for W-CDMA Mobile Terminals
Takayuki KATO Keiichi YAMAGUCHI Yasuhiko KURIYAMA Hiroshi YOSHIDA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/02/01
Vol. E90-A  No. 2 ; pp. 310-316
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
Doherty amplifier, PA module, W-CDMA, mobile terminal, GaAs MMIC, 
 Summary | Full Text:PDF(1.2MB)