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一种大围长的多进制LDPC码构造算法

黄凡 赵明佳 王鑫

计算机与数字工程2011,Vol.39Issue(1):28-30,167,4.
计算机与数字工程2011,Vol.39Issue(1):28-30,167,4.

一种大围长的多进制LDPC码构造算法

A Large Girth Non-binary Encoding Algorithm of LDPC Codes

黄凡 1赵明佳 1王鑫1

作者信息

  • 1. 华中科技大学电子科学与技术系,武汉,430074
  • 折叠

摘要

Abstract

Based on the research of finite geometries constructing method, proposed an encoding algorithm to construct non-binary LDPC codes with large girth. This method can construct designed LDPC codes with the evolution of particular graphs. The simulation results show that the LDPC codes constructed by this method have excellent performance used the binary and non-binary BP decoding algorithms. For the low complexity of constructing method by geometries, it is very easy to implement this algorithms and offer a good performance and low encoding complexity synchronously.

关键词

LDPC码/cage/伽罗华域/围长/BP译码

分类

信息技术与安全科学

引用本文复制引用

黄凡,赵明佳,王鑫..一种大围长的多进制LDPC码构造算法[J].计算机与数字工程,2011,39(1):28-30,167,4.

计算机与数字工程

OACSTPCD

1672-9722

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