Tsuyoshi OGINO


Highly Efficient Doherty Linear Amplifier with Input Power Allocation Control for Portable Radio
Fumitaka IIZUKA Tsuyoshi OGINO Hiroshi SUZUKI Kazuhiko FUKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/06/01
Vol. E87-C  No. 6  pp. 915-923
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit and Device Technologies)
Category: 
Keyword: 
mobile communicationDohertyhighly efficient amplifierlinearization
 Summary | Full Text:PDF(695.6KB)

A Power Amplifier Model Considering Drain Current Dependence upon Input Power for High Efficiency Transmitter Power Amplifiers in Mobile Communications
Fumitaka IIZUKA Tsuyoshi OGINO Hiroshi SUZUKI Kazuhiko FUKAWA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/05/01
Vol. E87-C  No. 5  pp. 762-771
Type of Manuscript:  Special Section PAPER (Special Section on Advances in Characterization and Measurement Technologies for Microwave and Millimeter-Wave Materials, Devices and Circuits)
Category: Active Devices and Circuits
Keyword: 
efficient power amplifiersdrain current dependenceauto-biasPHEMTmobile communications
 Summary | Full Text:PDF(510KB)