Masatake HANGAI


High-Power GaN HEMT T/R Switch Using Asymmetric Series-Shunt/Shunt Configuration
Masatake HANGAI  Yukinobu TARUI  Yoshitaka KAMO  Morishige HIEDA  Masatoshi NAKAYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/10/01
Vol. E94-C  No. 10  pp. 1533-1538
Type of Manuscript: Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Devices and Circuits
Keyword: 
T/R switchGaN HEMThigh-powerseries-shunt/shunt configuration
  Summary |  Full Text:PDF

High-Power Protection Switch Using Stub/Line Selectable Circuits
Masatake HANGAI  Kazuhiko NAKAHARA  Mamiko YAMAGUCHI  Morishige HIEDA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/05/01
Vol. E94-C  No. 5  pp. 814-819
Type of Manuscript: Special Section PAPER (Special Section on Fundamentals and Applications of Advanced Semiconductor Devices)
Category: 
Keyword: 
switchhigh-powerMMICmonolithic microwave integrated circuit
  Summary |  Full Text:PDF

Micromachined RF Devices for Concurrent Integration on Dielectric-Air-Metal Structures
Tamotsu NISHINO  Masatake HANGAI  Yukihisa YOSHIDA  Sang-Seok LEE 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2010/07/01
Vol. E93-C  No. 7  pp. 1111-1118
Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
micromachineMEMShollow waveguidesGCPWfiltershybridsMEMS switchessilicon
  Summary |  Full Text:PDF

Millimeter-Wave High-Power MMIC Switch with Multiple FET Resonators
Masatake HANGAI  Tamotsu NISHINO  Morishige HIEDA  Kunihiro ENDO  Moriyasu MIYAZAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2007/09/01
Vol. E90-C  No. 9  pp. 1695-1701
Type of Manuscript: Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Active Devices/Circuits
Keyword: 
switchFETFET resonatormillimeter-wavehigh-powerlow-lossMMICs
  Summary |  Full Text:PDF