极化码编译码技术研究及在6G中的应用

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中图分类号：TN911.2 文献标志码：A文章编号：1003-3114（2025）06-1369-10

Abstract：Polarcodeistheonly encoding schemethatcanreach the ShannonLimit ofarbitrary symmetric binary inputdiscrete memory-freechannelintheory.Ithastheadvantagesofearstructureandlowcomplexity.Thispaperbrieflyintroducesthepricipleof chanelpolarizationandthecodingonstructionprocessofpolarcode.Thentsimulatesandcompares thechannelpolarzationpenomenonunderdiferentcodelngths.ebasicprciplesofcommonharddecisondcodingalgorithsaredescibed，includingSsive Cancelation（SC）decodingagr，uccessveCacelltioList（SCL）decoinglgoritm，CyicRedundancyCeckd siveCancelltinList（CA-SCL）decodingalgorithandFast SimplifiedSuccessveCancelltionList（SSCL）decodingalgorih.hen， thedecodingperformanceunderdierentSignaltoNoiseRatio（S）issimulatedwiththeblockrorateasthidex.Finalyfacing thestrictequiementsof tenextgenerationmobilecommunicationsystem，theapplicationprospectofpolarcodein6Gisforasted.

Keywords：polar code;channel polarization;encode;decode

0 引言

自2019年5G商用以来，我国已建成全球规模最大的5G网络，为研究与探索6G系统奠定了基础。（剩余12802字）