ATE311043T1 - Soft-normalisierer für einen kanaldekoder - Google Patents

Soft-normalisierer für einen kanaldekoder

Info

Publication number
ATE311043T1
ATE311043T1 AT00118619T AT00118619T ATE311043T1 AT E311043 T1 ATE311043 T1 AT E311043T1 AT 00118619 T AT00118619 T AT 00118619T AT 00118619 T AT00118619 T AT 00118619T AT E311043 T1 ATE311043 T1 AT E311043T1
Authority
AT
Austria
Prior art keywords
soft
signal values
values
channel decoder
normalizer
Prior art date
Application number
AT00118619T
Other languages
English (en)
Inventor
Jens-Uwe Juergensen
Richard Son Stirling-Gallacher
Zhaocheng Wang
Taku Nagase
Original Assignee
Sony Deutschland Gmbh
Sony Corp
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 Sony Deutschland Gmbh, Sony Corp filed Critical Sony Deutschland Gmbh
Application granted granted Critical
Publication of ATE311043T1 publication Critical patent/ATE311043T1/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
    • 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
    • H03M13/6325—Error control coding in combination with demodulation
    • 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
    • H03M13/45—Soft decoding, i.e. using symbol reliability information
    • 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
    • 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
    • H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
    • H03M13/658—Scaling by multiplication or division
    • 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
    • H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
    • H03M13/6591—Truncation, saturation and clamping
    • 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
    • H04L1/0045—Arrangements at the receiver end

Landscapes

  • Engineering & Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
AT00118619T 2000-08-28 2000-08-28 Soft-normalisierer für einen kanaldekoder ATE311043T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00118619A EP1187344B1 (de) 2000-08-28 2000-08-28 Soft-Normalisierer für einen Kanaldekoder

Publications (1)

Publication Number Publication Date
ATE311043T1 true ATE311043T1 (de) 2005-12-15

Family

ID=8169677

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00118619T ATE311043T1 (de) 2000-08-28 2000-08-28 Soft-normalisierer für einen kanaldekoder

Country Status (7)

Country Link
US (1) US6973143B2 (de)
EP (1) EP1187344B1 (de)
JP (1) JP2002152295A (de)
KR (1) KR100733831B1 (de)
CN (1) CN1153483C (de)
AT (1) ATE311043T1 (de)
DE (1) DE60024261T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3526271B2 (ja) 2001-02-08 2004-05-10 松下電器産業株式会社 復号装置および復号方法
JP3624855B2 (ja) * 2001-05-22 2005-03-02 ソニー株式会社 正規化装置、方法、プログラムおよび該プログラムを記録した記録媒体ならびに通信端末装置
US7450631B2 (en) * 2001-10-26 2008-11-11 Intel Corporation Metric correction for multi user detection, for long codes DS-CDMA
EP1597667A4 (de) * 2003-02-26 2009-01-14 Qualcomm Inc Skalierung weicher daten für iterative dekodierung
US20070234178A1 (en) * 2003-02-26 2007-10-04 Qualcomm Incorporated Soft information scaling for interactive decoding
US6986096B2 (en) 2003-07-29 2006-01-10 Qualcomm, Incorporated Scaling and quantizing soft-decision metrics for decoding
KR101050615B1 (ko) * 2004-01-05 2011-07-19 삼성전자주식회사 연판정 복호기를 위한 입력범위 조절 장치 및 방법
US7515658B2 (en) 2004-06-29 2009-04-07 Stmicroelectronics Asia Pacific Pte. Ltd. Method to adaptively scale the input to a channel decoder
ATE472856T1 (de) * 2004-11-19 2010-07-15 Alcatel Lucent Empfängerssystem und -verfahren zur soft- dekodierung von punktierten faltungskoden
US20070047675A1 (en) * 2005-08-31 2007-03-01 Interdigital Technology Corporation Method and apparatus for scaling demodulated symbols for fixed point processing
CN101645724A (zh) * 2009-08-05 2010-02-10 深圳华为通信技术有限公司 译码性能优化方法、装置和移动终端
US7974369B2 (en) * 2009-10-30 2011-07-05 Lsi Corporation Phase detector for timing recovery loop
US8867673B2 (en) 2010-07-23 2014-10-21 Qualcomm Incorporated Selective quantization of decision metrics in wireless communication
CN102118224A (zh) * 2010-12-31 2011-07-06 上海高清数字科技产业有限公司 比特软值处理方法及装置
JP6123436B2 (ja) * 2013-04-04 2017-05-10 富士通株式会社 受信装置および復号方法
CN105531938A (zh) * 2013-09-10 2016-04-27 华为技术有限公司 一种解码输入信号的turbo解码器
CN109525250B (zh) * 2018-11-27 2023-01-17 湖南国科微电子股份有限公司 一种llr归一化实现方法、装置及电子设备

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61135234A (ja) * 1984-12-06 1986-06-23 Nec Corp 軟判定しきい値制御方式
JP2560873B2 (ja) * 1990-02-28 1996-12-04 日本ビクター株式会社 直交変換符号化復号化方法
JPH0629951A (ja) * 1992-07-06 1994-02-04 Fujitsu Ltd 軟判定器
US6081565A (en) * 1998-02-05 2000-06-27 Lucent Technologies Inc. Amplitude based coarse automatic gain control circuit
US6047035A (en) * 1998-06-15 2000-04-04 Dspc Israel Ltd. Method and device for quantizing the input to soft decoders

Also Published As

Publication number Publication date
EP1187344B1 (de) 2005-11-23
US6973143B2 (en) 2005-12-06
DE60024261T2 (de) 2006-08-03
JP2002152295A (ja) 2002-05-24
DE60024261D1 (de) 2005-12-29
CN1347252A (zh) 2002-05-01
EP1187344A1 (de) 2002-03-13
CN1153483C (zh) 2004-06-09
US20020025008A1 (en) 2002-02-28
KR100733831B1 (ko) 2007-07-02
KR20020018045A (ko) 2002-03-07

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Legal Events

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