Kenichi TOMITA


Reduced Complexity Iterative Decoding Using a Sub-Optimum Minimum Distance Search
Jun ASATANI Takuya KOUMOTO Kenichi TOMITA Tadao KASAMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/10/01
Vol. E86-A  No. 10  pp. 2596-2600
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
minimum distance searchnear optimality conditionReed-Muller codeiterative decoding
 Summary | Full Text:PDF(558.1KB)

A Soft-Decision Iterative Decoding Algorithm Using a Top-Down and Recursive Minimum Distance Search
Jun ASATANI Kenichi TOMITA Takuya KOUMOTO Toyoo TAKATA Tadao KASAMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2002/10/01
Vol. E85-A  No. 10  pp. 2220-2228
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
minimum distance searchrecursive maximum likelihood decodingminimum weight codewordsReed-Muller codeiterative decoding
 Summary | Full Text:PDF(671.8KB)

An Evaluation Method of the Block Error Probability by Using a Low-Weight Sub-Trellis Diagram
Kenichi TOMITA Toyoo TAKATA Tadao KASAMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/11/25
Vol. E80-A  No. 11  pp. 2104-2110
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
block error probabilityblock codelow-weight subtrellis diagram and union bound
 Summary | Full Text:PDF(486.1KB)

An Improved Union Bound on Block Error Probability for Closest Coset Decoding
Kenichi TOMITA Toyoo TAKATA Tadao KASAMI Shu LIN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1995/09/25
Vol. E78-A  No. 9  pp. 1077-1085
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
block error probabilityblock modulation codeclosest coset decodingand union bound
 Summary | Full Text:PDF(673.2KB)