Hirobumi SAITO


2.65Gbps Downlink Communications with Polarization Multiplexing in X-Band for Small Earth Observation Satellite
Tomoki KANEKO Noriyuki KAWANO Yuhei NAGAO Keishi MURAKAMI Hiromi WATANABE Makoto MITA Takahisa TOMODA Keiichi HIRAKO Seiko SHIRASAKA Shinichi NAKASUKA Hirobumi SAITO Akira HIROSE 
Publication:   
Publication Date: 2021/01/01
Vol. E104-B  No. 1  pp. 1-12
Type of Manuscript:  POSITION PAPER
Category: Satellite Communications
Keyword: 
satellite communicationssmall satelliteDVB-S2XCross Polarization Discrimination (XPD)polarization multiplexing
 Summary | Full Text:PDF(1.8MB)

A TM010 Cavity Power-Combiner with Microstrip Line Inputs
Vinay RAVINDRA Hirobumi SAITO Jiro HIROKAWA Miao ZHANG Atsushi TOMIKI 
Publication:   
Publication Date: 2017/12/01
Vol. E100-C  No. 12  pp. 1087-1096
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
cavitiesresonatorspower combinerscomputer-aided design of microwavepower amplifiers
 Summary | Full Text:PDF(2.4MB)

Compact X-Band Synthetic Aperture Radar for 100kg Class Satellite
Hirobumi SAITO Prilando Rizki AKBAR Hiromi WATANABE Vinay RAVINDRA Jiro HIROKAWA Kenji URA Pyne BUDHADITYA 
Publication:   
Publication Date: 2017/09/01
Vol. E100-B  No. 9  pp. 1653-1660
Type of Manuscript:  INVITED PAPER (Special Issue the Past, Present, and Future of Communications Technologies in the IEICE)
Category: Sensing
Keyword: 
synthetic aperture radar100kg class small satelliteX banddeployable honeycomb slot array antenna
 Summary | Full Text:PDF(3.2MB)

Navigation Message Decoding for Rocket-Borne GPS Receivers
Ken HARIMA Hirobumi SAITO Takuji EBINUMA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2012/11/01
Vol. E95-B  No. 11  pp. 3428-3431
Type of Manuscript:  Special Section LETTER (Special Section on Satellite Communication Technologies in Conjunction with Main Topics of JC-SAT2011)
Category: 
Keyword: 
GPSrocket-bornedecodingdifferential demodulation
 Summary | Full Text:PDF(201.1KB)