ATE438957T1 - Nichtlineare skalierung von zuverlässigkeitswerten in einem turbo dekodersystem - Google Patents

Nichtlineare skalierung von zuverlässigkeitswerten in einem turbo dekodersystem

Info

Publication number
ATE438957T1
ATE438957T1 AT02760514T AT02760514T ATE438957T1 AT E438957 T1 ATE438957 T1 AT E438957T1 AT 02760514 T AT02760514 T AT 02760514T AT 02760514 T AT02760514 T AT 02760514T AT E438957 T1 ATE438957 T1 AT E438957T1
Authority
AT
Austria
Prior art keywords
reliability
reliability values
decoder system
component decoders
turbo decoder
Prior art date
Application number
AT02760514T
Other languages
German (de)
English (en)
Inventor
Arie Koppelaar
Original Assignee
Nxp Bv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE438957T1 publication Critical patent/ATE438957T1/de

Links

Classifications

    • 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
    • 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
    • H03M13/6508—Flexibility, adaptability, parametrability and configurability of the implementation
    • H03M13/6511—Support of multiple decoding rules, e.g. combined MAP and Viterbi 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
    • H03M13/29—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

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
  • Amplifiers (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
AT02760514T 2001-10-25 2002-09-26 Nichtlineare skalierung von zuverlässigkeitswerten in einem turbo dekodersystem ATE438957T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01204083 2001-10-25
PCT/IB2002/004010 WO2003036797A1 (en) 2001-10-25 2002-09-26 Non linear scaling of reliability values in a turbo decoder system

Publications (1)

Publication Number Publication Date
ATE438957T1 true ATE438957T1 (de) 2009-08-15

Family

ID=8181141

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02760514T ATE438957T1 (de) 2001-10-25 2002-09-26 Nichtlineare skalierung von zuverlässigkeitswerten in einem turbo dekodersystem

Country Status (8)

Country Link
US (1) US7185267B2 (https=)
EP (1) EP1446888B1 (https=)
JP (1) JP4047279B2 (https=)
KR (1) KR20040045918A (https=)
CN (1) CN100382435C (https=)
AT (1) ATE438957T1 (https=)
DE (1) DE60233252D1 (https=)
WO (1) WO2003036797A1 (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8209579B2 (en) * 2004-03-31 2012-06-26 Intel Corporation Generalized multi-threshold decoder for low-density parity check codes
US7555071B2 (en) * 2005-09-29 2009-06-30 Agere Systems Inc. Method and apparatus for non-linear scaling of log likelihood ratio (LLR) values in a decoder
US7861135B2 (en) * 2006-02-03 2010-12-28 Electronics And Telecommunications Research Institute Of Daejeon Low-complexity and low-power-consumption turbo decoder with variable scaling factor
JP4675820B2 (ja) * 2006-04-27 2011-04-27 京セラ株式会社 受信装置及び受信方法
WO2008001251A2 (en) * 2006-06-27 2008-01-03 Nxp B.V. Turbo decoder with extrinsic information scaling modules
JP5711451B2 (ja) * 2009-09-15 2015-04-30 富士通株式会社 連接符号復号方法及び連接符号復号装置
US8867673B2 (en) * 2010-07-23 2014-10-21 Qualcomm Incorporated Selective quantization of decision metrics in wireless communication
JP5844667B2 (ja) * 2012-03-19 2016-01-20 パナソニック株式会社 復号装置、復号方法及び無線通信装置
TWI569584B (zh) * 2015-07-17 2017-02-01 晨星半導體股份有限公司 採用動態調整因子的解碼方法
KR101769134B1 (ko) 2016-10-17 2017-08-30 엘아이지넥스원 주식회사 코드의 복호화 과정에서 셔플을 이용한 최소 신뢰도 산출 방법 및 장치
CN114079474B (zh) * 2020-08-14 2025-12-12 深圳市中兴微电子技术有限公司 数据处理方法、装置、译码器、网络设备和可读存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6029264A (en) * 1997-04-28 2000-02-22 The Trustees Of Princeton University System and method for error correcting a received data stream in a concatenated system
CA2245603C (en) * 1997-08-14 2011-06-28 Stewart Crozier Method of enhanced max-log-a posteriori probability processing
KR100544555B1 (ko) * 1998-05-28 2006-01-24 소니 가부시끼 가이샤 길쌈 부호의 연출력 복호 장치 및 연출력 복호 방법
US6223319B1 (en) * 1998-08-20 2001-04-24 General Electric Company Turbo code decoder with controlled probability estimate feedback
KR100296028B1 (ko) * 1998-12-31 2001-09-06 윤종용 이동통신시스템에서 이득 조절 장치를 가지는 복호기

Also Published As

Publication number Publication date
JP2005506793A (ja) 2005-03-03
KR20040045918A (ko) 2004-06-02
DE60233252D1 (de) 2009-09-17
EP1446888A1 (en) 2004-08-18
EP1446888B1 (en) 2009-08-05
CN1575547A (zh) 2005-02-02
US20030088820A1 (en) 2003-05-08
JP4047279B2 (ja) 2008-02-13
WO2003036797A1 (en) 2003-05-01
US7185267B2 (en) 2007-02-27
CN100382435C (zh) 2008-04-16

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