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扩展Golay码的盲识别方法
引用本文:李 影,王晓君,刘 健.扩展Golay码的盲识别方法[J].河北科技大学学报,2010,31(6):553-557.
作者姓名:李 影  王晓君  刘 健
作者单位:[1]石家庄邮电职业技术学院电信工程系,河北石家庄050031 [2]河北科技大学信息科学与工程学院,河北石家庄050018 [3]西安电子科技大学ISN国家重点实验室,陕西西安710071
摘    要:针对信道编码的盲识别问题,首次提出了扩展Golay码的盲识别方法。与前有的盲识别算法比较,该算法的识别概率有明显的提高,这是一个全新的研究课题,在智能通信、信息截获、密码分析等领域有重要的应用。仿真实验表明文中提出的方法在误码率为8×10-2的情况下,对于扩展Golay码的识别概率高于99%,比原有算法提高了44%。

关 键 词:误码率  盲识别  信道编码  码重分布  扩展Golay码
收稿时间:2010/5/7 0:00:00

Methods for blind recognition of extended Golay code
LI Ying,WANG Xiao-jun and LIU Jian.Methods for blind recognition of extended Golay code[J].Journal of Hebei University of Science and Technology,2010,31(6):553-557.
Authors:LI Ying  WANG Xiao-jun and LIU Jian
Institution:1.Telecommunications Engineering Department,Shijiazhuang Posts and Telecommunications Technology Vocational College,Shijiazhuang Hebei 050031,China;2.College of Information Science and Engineering,Hebei University of Science and Technology,Shijiazhuang Hebei 050018,China;3.National Key Lab of Integrated Services Networks,Xidian University,Xi'an Shaanxi 710071,China)
Abstract:In order to solve the problem of blind recognition of channel coding,the method of blind recognition of extended Golay code is proposed.Compared with the former blind recognition,the recognition probability has been obviously improved.This is a brand-new subject for research and has important application in such fields as adaptive communication,information interception and cryptanalysis.The simulation experiments show that the recognition probability for extended Golay code of the proposed method in the thesis is above 99%,enhanced by 44% compared with the original method at a bit error rate(BER) of 8×10-2.
Keywords:bit error rate  blind recognition  channel coding  weight distribution  extended Golay code
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