Multiple scaling extrinsic soft information for improved min-sum iterative decoding of LDPC codes

Cheon Ho Lee, Young-Chai Ko, Jun Heo

Research output: Contribution to journalArticle


This paperp resentsa n improvedm in-sumi teratived ecoding schemef or regulara nd irregularL DPC codes. The proposedd ecoding schemes calest he extrinsics oft informationf rom variablen odest o check. Differents caling factorsa re appliedf or iterationsa nd the scalingf actors are obtainedb y a simplifiedv ectoro ptimizationm ethod.

Original languageEnglish
Pages (from-to)2874-2876
Number of pages3
JournalIEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
Issue number10
Publication statusPublished - 2008 Oct 1



  • LDPC codes
  • Min-sumd decoing
  • Scaling

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Computer Graphics and Computer-Aided Design
  • Applied Mathematics
  • Signal Processing

Cite this