Daisuke GOTO


Comprehensive Feasibility Study on Direct Spectrum Division Transmission over Multiple Satellite Transponders
Fumihiro YAMASHITA Daisuke GOTO Yasuyoshi KOJIMA Jun-ichi ABE Takeshi ONIZAWA 
Publication:   
Publication Date: 2021/04/01
Vol. E104-B  No. 4  pp. 446-454
Type of Manuscript:  PAPER
Category: Satellite Communications
Keyword: 
satellite communicationsdirect spectrum division transmissionsatellite transpondersauto gain control
 Summary | Full Text:PDF(3.1MB)

A Novel Multi-Satellite Multi-Beam System with Single Frequency Reuse Applying MIMO
Daisuke GOTO Fumihiro YAMASHITA 
Publication:   
Publication Date: 2020/08/01
Vol. E103-B  No. 8  pp. 842-851
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
satellite communicationMIMOpre-codingequalizer
 Summary | Full Text:PDF(2.2MB)

Evaluations for Estimation Method of the Distributed Array Antenna (DAA) Radiation Pattern by Experimental Analysis
Daisuke GOTO Fumihiro YAMASHITA Kouhei SUZAKI Hideya SO Yoshinori SUZUKI Kiyoshi KOBAYASHI Naoki KITA 
Publication:   
Publication Date: 2018/06/01
Vol. E101-B  No. 6  pp. 1494-1502
Type of Manuscript:  PAPER
Category: Satellite Communications
Keyword: 
the distributed array antenna (DAA)array patternarray factorantenna pattern estimationantenna pattern measurement
 Summary | Full Text:PDF(3.5MB)

Undesired Radiation Suppression Technique for Distributed Array Antenna by Antenna Positioning and Delay Signal Processing
Kouhei SUZUKI Hideya SO Daisuke GOTO Yoshinori SUZUKI Fumihiro YAMASHITA Katsuya NAKAHIRA Kiyoshi KOBAYASHI Takatoshi SUGIYAMA 
Publication:   
Publication Date: 2017/10/01
Vol. E100-B  No. 10  pp. 1959-1967
Type of Manuscript:  PAPER
Category: Satellite Communications
Keyword: 
distributed array antenna (DAA)undesired radiation suppressiondelay compensationsatellite communication
 Summary | Full Text:PDF(4.5MB)