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IEICE TRANSACTIONS on Fundamentals

The Weight Distributions of the (256, k) Extended Binary Primitive BCH Codes with k≤71 and k≥187

Toru FUJIWARA, Takuya KUSAKA

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Summary :

Computing the weight distribution of a code is a challenging problem in coding theory. In this paper, the weight distributions of (256, k) extended binary primitive BCH codes with k≤71 and k≥187 are given. The weight distributions of the codes with k≤63 and k≥207 have already been obtained in our previous work. Affine permutation and trellis structure are used to reduce the computing time. Computer programs in C language which use recent CPU instructions, such as SIMD, are developed. These programs can be deployed even on an entry model workstation to obtain the new results in this paper.

Publication
IEICE TRANSACTIONS on Fundamentals Vol.E104-A No.9 pp.1321-1328
Publication Date
2021/09/01
Publicized
2021/03/12
Online ISSN
1745-1337
DOI
10.1587/transfun.2020EAP1119
Type of Manuscript
PAPER
Category
Coding Theory

Authors

Toru FUJIWARA
  Osaka University
Takuya KUSAKA
  Okayama University

Keyword