Masatoshi WATANABE


A Variable Step Size Algorithm for Speech Noise Reduction Method Based on Noise Reconstruction System
Naoto SASAOKA Masatoshi WATANABE Yoshio ITOH Kensaku FUJII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/01/01
Vol. E92-A  No. 1  pp. 244-251
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
noise reductionadaptive filtersystem identificationNLMS algorithmvariable step size
 Summary | Full Text:PDF(487.7KB)

Experimental Performance Results of Coherent Wideband DS-CDMA with TDD Scheme
Osamu KATO Kazuyuki MIYA Koichi HOMMA Takashi KITADE Masaki HAYASHI Masatoshi WATANABE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1998/07/25
Vol. E81-B  No. 7  pp. 1337-1344
Type of Manuscript:  Special Section PAPER (Special Issue on Third Generation Land Mobile Communication Systems)
Category: 
Keyword: 
DS-CDMATDDspace diversityopen-loop power control
 Summary | Full Text:PDF(709.6KB)

Soft Decision Viterbi Decoding and Self-Interference Cancellation for High Speed Radio Communication by Parallel Combinatory CDMA
Osamu KATO Masatoshi WATANABE Eiji KATSURA Koichi HOMMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/07/25
Vol. E80-A  No. 7  pp. 1233-1240
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Network)
Category: 
Keyword: 
high rate data transmissionparallel combinatory CDMAmulti-code transmissionViterbi decodinginterference cancellation
 Summary | Full Text:PDF(671.5KB)