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关于非规则LDPC码的基于度分布HARQ性能研究

许成鑫 常永宇 杨大成

许成鑫, 常永宇, 杨大成. 关于非规则LDPC码的基于度分布HARQ性能研究[J]. 电子与信息学报, 2009, 31(4): 989-992. doi: 10.3724/SP.J.1146.2007.01841
引用本文: 许成鑫, 常永宇, 杨大成. 关于非规则LDPC码的基于度分布HARQ性能研究[J]. 电子与信息学报, 2009, 31(4): 989-992. doi: 10.3724/SP.J.1146.2007.01841
Xu Cheng-xin, Chang Yong-yu, Yang Da-cheng. Performance Research on DDB-HARQ for Irregular LDPC Codes[J]. Journal of Electronics & Information Technology, 2009, 31(4): 989-992. doi: 10.3724/SP.J.1146.2007.01841
Citation: Xu Cheng-xin, Chang Yong-yu, Yang Da-cheng. Performance Research on DDB-HARQ for Irregular LDPC Codes[J]. Journal of Electronics & Information Technology, 2009, 31(4): 989-992. doi: 10.3724/SP.J.1146.2007.01841

关于非规则LDPC码的基于度分布HARQ性能研究

doi: 10.3724/SP.J.1146.2007.01841

Performance Research on DDB-HARQ for Irregular LDPC Codes

  • 摘要: 该文提出了一种非规则LDPC码字基于度分布HARQ技术的改进方案。该方案在选择重传信息的过程中,不仅考虑了节点度分布的影响,而且考虑了非规则LDPC码字自身的不均等错误保护特性。与原始的基于度分布的HARQ方案相比,该方案使系统的误比特率和吞吐量指标得到了明显改善。
  • Landolsi M A. A comparative performance and complexitystudy of short-length LDPC and Turbo product codes [C].Conference on Information Communication Technologies:from Theory to Applications, ICTTA '06. 2nd, Damascus,Syria, 2006: 2359-2364.Kim Jaehong, Hur Woonhaing, and Ramamoorthy A, et al..Design of rate-compatible irregular LDPC codes forincremental redundancy hybrid ARQ systems [C]. IEEEInternational Symposium on Information Theory 2006,Seattle, USA, 2006: 1139-1143.[2]Cao Y, Gu J, Qi L, and Yang D. Degree distribution basedHARQ for irregular LDPC [J].Electronics Letters.2006,42(6):363-364[3]Huang Fugui, Yi Xiaoxin, and Wang Tie. Reliability-basedselective repeat hybrid ARQ protocol on low density paritycheck codes [C]. International Conference on ArtificialReality and Telexistence, ICAT'06, Hangzhou, China, 2006:576-579.[4]Richardson T J, Shokrollahi M A, and Urbanke R L. Designof capacity-approaching irregular low-density parity-checkcodes [J].IEEE Trans. on Inform. Theory.2001, 47(2):619-637[5]Li Xuehua, Cao Yiqing, and Yang Dacheng. An improveddegree distribution based HARQ for LDPC [C]. WirelessCommunications, Networking and Mobile Computing, 2006,Wuhan, China, 2006: 1-4.[6]Chung S Y, Richardson T J, and Urbanke R L. Analysis ofsum-product decoding of low-density parity-check codesusing a Gaussian approximation [J].IEEE Trans. on Inform.Theory.2001, 47(2):657-670[7]Yang Xiumei, Yuan Dongfeng, and Ma Piming, et al.. Newresearch on unequal error protection (UEP) property ofirregular LDPC codes [C]. Consumer Communications andNetworking Conference, 2004, Las Vegas, Nevada USA, 2004:361-363.[8]MacKay D J C. Good error-correcting codes based on verysparse matrices [J].IEEE Trans. on Inform. Theory.1999,45(2):399-431[9]IEEE 802.16eTM-2005. Part 16: Air interface for fixed andmobile broadband wireless access systems. 2006.
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出版历程
  • 收稿日期:  2007-11-29
  • 修回日期:  2008-04-14
  • 刊出日期:  2009-04-19

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