Kazuhisa OHBUCHI


Performance Evaluation of Symbol-Wise XOR Based Bi-directional Relaying
Jianming WU Shunji MIYAZAKI Kazuhisa OHBUCHI Tomohiko TANIGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/05/01
Vol. E92-B  No. 5  pp. 1796-1807
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Techniques for 3G Evolution)
Category: 
Keyword: 
DFAFbi-directional relayingXORredundant MCSrepetition coding
 Summary | Full Text:PDF(2.1MB)

An Improved Sliding Window Algorithm for Max-Log-MAP Turbo Decoder and Its Programmable LSI Implementation
Hirohisa GAMBE Yoshinori TANAKA Kazuhisa OHBUCHI Teruo ISHIHARA Jifeng LI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/03/01
Vol. E88-C  No. 3  pp. 403-412
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
turbo codingMAP algorithmMax-Log-MAPsliding window
 Summary | Full Text:PDF(1.2MB)

A Low Power Programmable Turbo Decoder Macro Using the SOVA Algorithm
Hirohisa GAMBE Kazuhisa OHBUCHI Teruo ISHIHARA Takaaki ZAKOJI Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/04/01
Vol. E87-C  No. 4  pp. 510-519
Type of Manuscript:  Special Section PAPER (Special Section on Low-Power System LSI, IP and Related Technologies)
Category: 
Keyword: 
turbo codingSOVAViterbi algorithmtrace backMAX-LOG-MAPsliding window
 Summary | Full Text:PDF(960.8KB)