DocumentCode
764602
Title
Optimum offset factor of LDPC codes
Author
Song, Hui-Shi ; Zhang, Ping
Author_Institution
Beijing Univ. of Posts & Telecommun., China
Volume
39
Issue
14
fYear
2003
fDate
7/10/2003 12:00:00 AM
Firstpage
1065
Lastpage
1066
Abstract
A very simple but efficient numerical computation method of density evolution using a Gaussian approximation for low-density parity-check (LDPC) codes under offset min-sum decoding is proposed. Based on this method, the thresholds for various offset factors are evaluated to find the optimum offset factor.
Keywords
decoding; parity check codes; Gaussian approximation; LDPC codes; density evolution; low-density parity check codes; numerical computation method; offset min-sum decoding; optimum offset factor;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:20030682
Filename
1220819
Link To Document