Kazuhiro KIMURA


Signal-Carrier Cooperative DF Relay Using Adaptive Modulation
Kazuhiro KIMURA Hiroyuki MIYAZAKI Tatsunori OBARA Fumiyuki ADACHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/02/01
Vol. E97-B  No. 2  pp. 387-395
Type of Manuscript:  PAPER
Category: Fundamental Theories for Communications
Keyword: 
cooperative decode-and-forward (DF) relaysingle-carrier transmissionadaptive modulation
 Summary | Full Text:PDF(1.3MB)

Elevation Properties of a Quasi-Zenith Satellite System Using Circular Orbits
Kazuhiro KIMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2004/08/01
Vol. E87-B  No. 8  pp. 2142-2151
Type of Manuscript:  Special Section PAPER (Special Section on Recent Fundamental Technologies for Broadband Satellite Communications)
Category: 
Keyword: 
quasi-zenith satellite systeminclined geosynchronous orbithigh elevationconstellation designgeocentric angle
 Summary | Full Text:PDF(1.7MB)

Moving Object Detection from Optical Flow without Empirical Thresholds
Naoya OHTA Kenichi KANATANI Kazuhiro KIMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1998/02/25
Vol. E81-D  No. 2  pp. 243-245
Type of Manuscript:  LETTER
Category: Image Processing,Computer Graphics and Pattern Recognition
Keyword: 
geometric AICmodel selectionoptical flowmoving object detectionstatistical inference
 Summary | Full Text:PDF(279KB)

Double-Layered Inclined Orbit Constellation for Advanced Satellite Communications Network
Kazuhiro KIMURA Keizo INAGAKI Yoshio KARASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/01/25
Vol. E80-B  No. 1  pp. 93-102
Type of Manuscript:  Special Section PAPER (Special Issue on Advances in Satellite Communications toward Multimedia Era)
Category: System Technology
Keyword: 
low earth orbitsatellite communicationsglobal networkoptical inter-satellite linkdouble-layered constellation
 Summary | Full Text:PDF(767.8KB)