Eiji TAKAGI


V-Band HEMT MMICs Using BCB Thin-Film Layers on GaAs Substrates
Naoko ONO Keiichi YAMAGUCHI Minoru AMANO Masayuki SUGIURA Yuji ISEKI Eiji TAKAGI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/10/01
Vol. E84-C  No. 10  pp. 1528-1534
Type of Manuscript:  Special Section PAPER (Special Issue on Millimeter-Wave Circuits and Fabrication Technologies Opening up the 21st Century)
Category: 
Keyword: 
BCBthin-film layerV-bandHEMTMMIC
 Summary | Full Text:PDF(801.2KB)

An Optimum Bias Point Study of Low Local Oscillator Power Operation for 60 GHz Drain Mixer
Keiichi YAMAGUCHI Yasuhiko KURIYAMA Eiji TAKAGI Mitsuo KONNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/11/25
Vol. E82-C  No. 11  pp. 1982-1991
Type of Manuscript:  Special Section PAPER (Special Issue on High-Frequency/High-Speed Devices for Information and Communication Systems in the 21st Century)
Category: Low Power-Consumption RF ICs
Keyword: 
drain mixerLO powerbiasMMICmillimeter wave
 Summary | Full Text:PDF(1MB)

60-GHz-Band Monolithic HEMT Amplifiers Using BCB Thin Film Layers on GaAs Substrates
Naoko ONO Yumi FUCHIDA Junko ONOMURA Minoru AMANO Masayuki SUGIURA Kunio YOSHIHARA Eiji TAKAGI Mitsuo KONNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1999/07/25
Vol. E82-C  No. 7  pp. 1073-1079
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter Wave Technology)
Category: Active Devices and Circuits
Keyword: 
BCBV-bandHEMTMMICamplifier
 Summary | Full Text:PDF(1.9MB)

A Monolithic GaAs Linear Power Amplifier Operating with a Single Low 2.7-V Supply for 1.9-GHz Digital Mobile Communication Applications
Masami NAGAOKA Tomotoshi INOUE Katsue KAWAKYU Shuichi OBAYASHI Hiroyuki KAYANO Eiji TAKAGI Yoshikazu TANABE Misao YOSHIMURA Kenji ISHIDA Yoshiaki KITAURA Naotaka UCHITOMI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/04/25
Vol. E78-C  No. 4  pp. 424-429
Type of Manuscript:  Special Section PAPER (Special Issue on Low-Voltage, Low-Power Integrated Circuits)
Category: Analog Circuits
Keyword: 
monolithic power amplifiergallium arsenidePHSsingle low voltage supplyhigh linearity
 Summary | Full Text:PDF(794.1KB)