Toshihisa NISHIJIMA

Some Properties of Binary Weight Enumerators for Randomly Shifted Codes and Wozencraft's Ensemble
Toshihisa NISHIJIMA  Kin-ichiroh TOKIWA  Toshiyuki KOHNOSU 
Publication:   A - Abstracts of IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition)
Publication Date: 2009/04/01
Vol. J92-A  No. 4  pp. 243-245
Type of Manuscript: LETTER
Category: 
Keyword: 
randomly shifted codes,  binary weight enumerator,  primitive Reed-Solomon codes,  generalized Reed-Solomon codes, 
  Summary |  Full Text(in Japanese):PDF (70.8KB)
Upper and Lower Bounds on the Probability of Undetected Error for Binary Expansions of Concatenated Codes
Toshihisa NISHIJIMA 
Publication:   A - Abstracts of IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition)
Publication Date: 2009/01/01
Vol. J92-A  No. 1  pp. 48-54
Type of Manuscript: LETTER
Category: 
Keyword: 
concatenated codes,  generalized Reed-Solomon codes,  hamming weight distribution,  probability of undetected error, 
  Summary |  Full Text(in Japanese):PDF (226.1KB)
An Upper and a Lower Bound on the Probability of Undetected Error for Binary Expansions of Generalized Reed-Solomon Codes
Toshihisa NISHIJIMA 
Publication:   A - Abstracts of IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition)
Publication Date: 2008/06/01
Vol. J91-A  No. 6  pp. 676-684
Type of Manuscript: PAPER
Category: 
Keyword: 
generalied Reed-Solomon code,  Hamming weight distribution,  systematic code,  maximum distance separable code,  probability of an undetected error, 
  Summary |  Full Text(in Japanese):PDF (454.1KB)
Convergent Points of Asymptotic Distance Ratio of Some Justesen Codes
Toshiyuki KOHNOSU  Kin-ichiroh TOKIWA  Toshihisa NISHIJIMA 
Publication:   A - Abstracts of IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences (Japanese Edition)
Publication Date: 2008/05/01
Vol. J91-A  No. 5  pp. 587-590
Type of Manuscript: LETTER
Category: 
Keyword: 
Justesen codes,  asymptotically good codes,  weight distribution,  asymptotic distance ratio, 
  Summary |  Full Text(in Japanese):PDF (104.2KB)