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Location design of multiple cyclic redundancy checks for polar codes in successive cancellation list decoding

  • Beihang University

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

Abstract

Cyclic redundancy check (CRC)-Aided successive cancellation list (CA-SCL) decoding algorithm has brought good error performance. Recently, some researchers utilized multiple CRC codes to reduce decoding complexity of CA-SCL decoding algorithm. However, based on CA-SCL decoding frame, we not only reduce decoding complexity but also improve error performance. We divide polar codeword into independent sub-blocks during the process of encoding. Meanwhile, locations of multiple CRC are optimized according to a value of each average Bhattacharyya parameter. Finally, for CA-SCL decoding, results indicate that our constructed polar codes show an admirable error performance and low decoding complexity than that of equal sub-block codewords.

Original languageEnglish
Title of host publication2018 IEEE/CIC International Conference on Communications in China, ICCC 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages257-261
Number of pages5
ISBN (Electronic)9781538670057
DOIs
StatePublished - 2 Jul 2018
Event2018 IEEE/CIC International Conference on Communications in China, ICCC 2018 - Beijing, China
Duration: 16 Aug 201818 Aug 2018

Publication series

Name2018 IEEE/CIC International Conference on Communications in China, ICCC 2018

Conference

Conference2018 IEEE/CIC International Conference on Communications in China, ICCC 2018
Country/TerritoryChina
CityBeijing
Period16/08/1818/08/18

Keywords

  • Adaptive successive cancellation list
  • Equal\unequal sub-block.
  • Multi-CRC
  • Polar codes
  • Successive cancellation list

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