CN109075799A - 极化Polar码的编译码方法及装置 - Google Patents

极化Polar码的编译码方法及装置 Download PDF

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CN109075799A
CN109075799A CN201680085093.XA CN201680085093A CN109075799A CN 109075799 A CN109075799 A CN 109075799A CN 201680085093 A CN201680085093 A CN 201680085093A CN 109075799 A CN109075799 A CN 109075799A
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polar code
survivor path
length
code
polarization
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CN109075799B (zh
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余荣道
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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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/3707—Adaptive decoding and hybrid decoding, e.g. decoding methods or techniques providing more than one decoding algorithm for one code
    • H03M13/3715—Adaptation to the number of estimated errors or to the channel state
    • 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
    • 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
    • H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit
    • 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
    • H03M13/29—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 combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
    • H03M13/2957—Turbo codes and decoding
    • 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
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • 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
    • H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
    • H03M13/353—Adaptation to the channel
    • 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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/6337—Error control coding in combination with channel estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0041—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0061—Error detection codes

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Electromagnetism (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

本发明实施例公开了一种极化Polar码的编译码方法及装置，其中的译码方法可包括：接收端接收发射端发送的极化Polar码和指示所述极化Polar码长度为N的指示信息；根据接收所述极化Polar码的信噪比SNR和所述极化Polar码的码长N，确定所述极化Polar码的幸存路径数L，所述L为正整数；按照所述幸存路径数L对所述极化Polar码进行串行抵消列表SCL译码，得到L条幸存路径，并对所述L条幸存路径中的至少一条进行校验，以获取所述极化Polar码的译码结果。采用本发明可以解决现有技术中Polar码译码的幸存路径数L固定不变而导致的译码复杂度较大的缺陷。

Description

PCT国内申请，说明书已公开。

Claims (20)

  1. PCT国内申请，权利要求书已公开。
CN201680085093.XA 2016-04-29 2016-04-29 极化Polar码的编译码方法及装置 Active CN109075799B (zh)

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EP (1) EP3442127B1 (zh)
JP (1) JP6781270B2 (zh)
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CN112187409A (zh) * 2020-09-29 2021-01-05 哲库科技(北京)有限公司 译码方法和装置、终端、芯片及存储介质
WO2021068782A1 (zh) * 2019-10-12 2021-04-15 华为技术有限公司 Scl译码方法、装置及设备
CN116979973A (zh) * 2023-09-22 2023-10-31 为准（北京）电子科技有限公司 一种信息解码方法、装置、电子设备及可读存储介质

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CN111224680A (zh) * 2019-11-29 2020-06-02 北京航空航天大学 一种低延时高可靠的极化码快速译码方法和译码器
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CN116979973B (zh) * 2023-09-22 2023-12-15 为准（北京）电子科技有限公司 一种信息解码方法、装置、电子设备及可读存储介质

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EP3442127B1 (en) 2024-02-21
US20190068225A1 (en) 2019-02-28
WO2017185377A1 (zh) 2017-11-02
CN109075799B (zh) 2024-03-15
KR102268413B1 (ko) 2021-06-22
KR102174947B1 (ko) 2020-11-05
RU2715523C1 (ru) 2020-02-28
KR20180137556A (ko) 2018-12-27
EP3442127A4 (en) 2019-07-24
US10892780B2 (en) 2021-01-12
JP6781270B2 (ja) 2020-11-04
EP3442127A1 (en) 2019-02-13
JP2019517189A (ja) 2019-06-20
KR20200091967A (ko) 2020-07-31

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