Tsutomu HASHIMOTO


High Efficient and Small Sized Coupling Optics for Monolithic Array LD Module
Junichiro YAMASHITA Akihiro ADACHI Shinichi KANEKO Tsutomu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1994/11/25
Vol. E77-C  No. 11  pp. 1776-1780
Type of Manuscript:  Special Section PAPER (Special Issue on Electromagnetic Theory)
Category: 
Keyword: 
optical communicationoptical FDMopticslaser diode array
 Summary | Full Text:PDF(451.8KB)

Separated Equivalent Edge Current Method for Calculating Scattering Cross Sections of Polyhedron Structures
Yonehiko SUNAHARA Hiroyuki OHMINE Hiroshi AOKI Takashi KATAGI Tsutomu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/11/25
Vol. E76-B  No. 11  pp. 1439-1444
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
antennas and propagationscattering cross sectionsequivalent edge currentgeometrical theory of diffraction
 Summary | Full Text:PDF(536.6KB)

Multi-Beam Airborne Pulsed-Doppler Radar System and Its PRF Tuning Effect for Clutter Rejection
Michimasa KONDO Sachiko ISHIKAWA Takahiko FUJISAKA Tetsuo KIRIMOTO Tsutomu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/10/25
Vol. E76-B  No. 10  pp. 1263-1270
Type of Manuscript:  Special Section PAPER (Special Issue on Radar Technology)
Category: Radar System
Keyword: 
airborne pulsed-Doppler radarmulti-beam radarPRF tuningmulti-beam radar equation
 Summary | Full Text:PDF(652.5KB)

Wideband High Power Amplifier Design Using Novel Band-Pass Filters with FET's Parasitic Reactances
Yasushi ITOH Tadashi TAKAGI Hiroyuki MASUNO Masaki KOHNO Tsutomu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/06/25
Vol. E76-C  No. 6  pp. 938-943
Type of Manuscript:  Special Section PAPER (Special Issue on Microwave and Millimeter-Wave Technology for Advanced Functions and Size-Reductions)
Category: 
Keyword: 
amplifierwidebandhigh powerHEMTbandpass filter
 Summary | Full Text:PDF(545.2KB)

A Millimeter-Wave Monolithic High Power Amplifier Using a Novel Tandem FET
Tadashi TAKAGI Kiyoharu SEINO Takuo KASHIWA Tsutomu HASHIMOTO Fumio TAKEDA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1992/06/25
Vol. E75-C  No. 6  pp. 669-673
Type of Manuscript:  Special Section PAPER (Special Issue on MMIC Technology)
Category: 
Keyword: 
millimeter-wavehigh power amplifierMMICtandem FET
 Summary | Full Text:PDF(434.4KB)