CN107636973A - 极化码的路径合并方法、装置以及译码装置 - Google Patents

极化码的路径合并方法、装置以及译码装置 Download PDF

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CN107636973A
CN107636973A CN201580080360.XA CN201580080360A CN107636973A CN 107636973 A CN107636973 A CN 107636973A CN 201580080360 A CN201580080360 A CN 201580080360A CN 107636973 A CN107636973 A CN 107636973A
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bits
paths
decoding
reliability
path
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CN107636973B (zh
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李斌
沈晖
陈凯
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/13—Linear codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6561—Parallelized implementations

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  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)

Abstract

本发明实施例公开一种极化Polar码译码的路径合并方法，Polar码的码长为N，方法包括：获取对Polar码前M个比特进行译码所确定的译码前的L条幸存路径；对Polar码第M+1至第M+k个比特进行译码，获取2k×L条扩展路径；根据Polar码第M+1至第M+k个比特的可靠度，从2k×L条扩展路径确定译码后的L条幸存路径；其中，N为2的正整数次幂，k为大于或等于2的正整数，M为k的正整数倍，L为正整数。

Description

PCT国内申请，说明书已公开。

Claims (19)

  1. PCT国内申请，权利要求书已公开。
CN201580080360.XA 2015-05-31 2015-05-31 极化码的路径合并方法、装置以及译码装置 Active CN107636973B (zh)

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CN108833052A (zh) * 2018-04-26 2018-11-16 西南电子技术研究所（中国电子科技集团公司第十研究所） 信道极化译码路径度量值排序方法
CN110635808A (zh) * 2018-06-22 2019-12-31 华为技术有限公司 极化码译码方法和译码装置
CN112491422A (zh) * 2020-11-24 2021-03-12 重庆邮电大学 基于高斯优化的比特翻转串行消除列表译码方法和系统

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CN108540140B (zh) * 2017-03-01 2021-01-22 电信科学技术研究院 一种极化码译码方法及装置
CN111130566B (zh) * 2019-12-18 2021-05-11 清华大学 Polar码译码器中寻找L个最大路径度量值的电路实现方法
CN113162633B (zh) * 2021-02-24 2023-09-05 Oppo广东移动通信有限公司 极化码的译码方法及装置、译码器、设备、存储介质

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108833052A (zh) * 2018-04-26 2018-11-16 西南电子技术研究所（中国电子科技集团公司第十研究所） 信道极化译码路径度量值排序方法
CN108833052B (zh) * 2018-04-26 2021-02-26 西南电子技术研究所（中国电子科技集团公司第十研究所） 信道极化译码路径度量值排序方法
CN110635808A (zh) * 2018-06-22 2019-12-31 华为技术有限公司 极化码译码方法和译码装置
CN110635808B (zh) * 2018-06-22 2021-11-30 华为技术有限公司 极化码译码方法和译码装置
CN112491422A (zh) * 2020-11-24 2021-03-12 重庆邮电大学 基于高斯优化的比特翻转串行消除列表译码方法和系统

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WO2016191996A1 (zh) 2016-12-08
CN111162798B (zh) 2023-07-28
CN111162798A (zh) 2020-05-15
CN107636973B (zh) 2020-01-31

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