Performance analysis of different puncturing schemes for rate compatible block-type LDPC

Meng Zheng*, Zesong Fei, Jingming Kuang, Xiang Chen, Wei Sun

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

The LDPC can provide multiple rates without employing more parity check matrices through the using of Rate Compatible strategy, in which the idea of puncturing is used to get codes at higher rates. This paper mainly focused on Block-type LDPC, for which three different puncturing algorithms are shown. One is the original scheme of puncturing based on the recovery step. Another one is proposed by directly using the former on Base check matrix. Besides, the idea of puncturing distribution on systematical B-LDPC also performs well. These puncturing schemes are analyzed and compared in the text, and based on the result, new puncturing schemes for B-LDPC in IEEE 802.16e standard are proposed.

Original languageEnglish
Title of host publicationProceedings - 5th International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2009
DOIs
Publication statusPublished - 2009
Event5th International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2009 - Beijing, China
Duration: 24 Sept 200926 Sept 2009

Publication series

NameProceedings - 5th International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2009

Conference

Conference5th International Conference on Wireless Communications, Networking and Mobile Computing, WiCOM 2009
Country/TerritoryChina
CityBeijing
Period24/09/0926/09/09

Keywords

  • Block-type LDPC
  • IEEE 802.16e
  • Puncturing

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