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自适应量化测试序列数的分组Turbo码译码算法

刘星成 王康

刘星成, 王康. 自适应量化测试序列数的分组Turbo码译码算法[J]. 电子与信息学报, 2009, 31(12): 3006-3009. doi: 10.3724/SP.J.1146.2008.01843
引用本文: 刘星成, 王康. 自适应量化测试序列数的分组Turbo码译码算法[J]. 电子与信息学报, 2009, 31(12): 3006-3009. doi: 10.3724/SP.J.1146.2008.01843
Liu Xing-cheng, Wang Kang. Decoding Algorithm for Block Turbo Codes Based on the Adaptive Quantized Testing Sequences[J]. Journal of Electronics & Information Technology, 2009, 31(12): 3006-3009. doi: 10.3724/SP.J.1146.2008.01843
Citation: Liu Xing-cheng, Wang Kang. Decoding Algorithm for Block Turbo Codes Based on the Adaptive Quantized Testing Sequences[J]. Journal of Electronics & Information Technology, 2009, 31(12): 3006-3009. doi: 10.3724/SP.J.1146.2008.01843

自适应量化测试序列数的分组Turbo码译码算法

doi: 10.3724/SP.J.1146.2008.01843
基金项目: 

国家自然科学基金(60673086,60711140419),广东省科技计划(2006B50101003)和广州市科技计划(2007Z3-D0071)资助课题

Decoding Algorithm for Block Turbo Codes Based on the Adaptive Quantized Testing Sequences

  • 摘要: 针对分组Turbo码自适应Chase译码算法存在的缺陷,该文提出自适应量化测试序列数的分组Turbo码译码算法。该方法以测试序列数C为研究对象,依出错概率大小选择错误图样,并利用量化测试函数根据SNR的变化对测试序列数进行量化,从而达到直接控制译码复杂度的目的。仿真结果表明,所提出的译码算法保证了译码性能,并直接降低了译码复杂度。
  • Berrou C, Glavieux A, and Thitimajshima P. Near Shannonlimit error-correcting coding and decoding: Turbo-codes.ICC93, Geneva, May 1993, 2: 1063-1070.[2]Berrou C and Clavieux A. Near optimum error correctingcoding and decoding: turbo-codes[J].IEEE Transactions onCommunications.1996, 44(10):1261-1271[3]Pyndiah R, Glavieux A, and Picart A, et al.. Near optimumdecoding of product codes, GLOBECOM 94, San Francisco,CA, 28 Nov-2 Dec. 1994: 339-343.[4]Pyndiah R. Near-optimum decoding of product codes: BlockTurbo codes[J].IEEE Transactions on Communications.1998,46(8):1003-1010[5]Mahran A and Benaissa M. Adaptive Chase algorithm forblock Turbo codes[J].Electronics Letters.2003, 39(7):617-619[6]Weber J H and Fossorier M P C. Limited-trial Chase-likealgorithms achieving bounded-distance decoding[J].IEEETransactions on Information Theory.2004, 50(12):3318-3323[7]Xu C, Liang Y C, and Leon W S. Shortened Turbo productcodes: encoding design and decoding algorithm[J].IEEETransactions on Vehicular Technology, Part .2007, 56(6):3495-3501[8]Liu W, Xiong C, and Wang D, et al.. A QRD-based chasedecoding algorithm for quasi-orthogonal space-time blockcode systems. WiCOM'08, Dalian, China, Oct. 2008: 1-5 .[9]Zhou R, Le Bidan R, and Pyndiah R, et al.. Low-complexityhigh-rate Reed-Solomon block Turbo codes[J].IEEETransactions on Communications.2007, 55(9):1656-1660[10]Loncar M, Johannesson R, and Bocharova I E, et al..Soft-output BEAST decoding with application to productcodes[J].IEEE Transactions on Information Theory.2008,54(3):1036-1049
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  • 被引次数: 0
出版历程
  • 收稿日期:  2008-12-31
  • 修回日期:  2009-06-29
  • 刊出日期:  2009-12-19

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