Teruo ISHIHARA


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

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

CODEC Hardware Engines for a Low-Power Baseband DSP Macro
Hirohisa GAMBE Teruo ISHIHARA Yasuji OTA Norichika KUMAMOTO Yoshio KUNIYASU 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/12/01
Vol. E85-C  No. 12  pp. 2123-2135
Type of Manuscript:  PAPER
Category: Integrated Electronics
Keyword: 
CODECDSPPDCPSI-CELPdigital cellular phone
 Summary | Full Text:PDF

A 1 V, 10.4 mW Low Power DSP Core for Mobile Wireless Use
Shoichiro KAWASHIMA Tetsuyoshi SHIOTA Isao FUKUSHI Ryuhei SASAGAWA Wataru SHIBAMOTO Atsushi TSUCHIYA Teruo ISHIHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/11/25
Vol. E83-C  No. 11  pp. 1739-1746
Type of Manuscript:  Special Section PAPER (Special Issue on Low-power LSIs and Technologies)
Category: 
Keyword: 
low-powerMACvoltage up convertersignal level converter1 V ROM
 Summary | Full Text:PDF