SE463845B - Saett att avkoda felkorrigerande block-koder er - Google Patents

Saett att avkoda felkorrigerande block-koder er

Info

Publication number
SE463845B
SE463845B SE8605236A SE8605236A SE463845B SE 463845 B SE463845 B SE 463845B SE 8605236 A SE8605236 A SE 8605236A SE 8605236 A SE8605236 A SE 8605236A SE 463845 B SE463845 B SE 463845B
Authority
SE
Sweden
Prior art keywords
decoding
bit
word
received
code
Prior art date
Application number
SE8605236A
Other languages
English (en)
Swedish (sv)
Other versions
SE8605236L (sv
SE8605236D0 (sv
Inventor
T Matsumoto
Original Assignee
Nippon Telegraph & Telephone
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
Priority claimed from JP27827685A external-priority patent/JPH06101722B2/ja
Priority claimed from JP28893485A external-priority patent/JPH077942B2/ja
Priority claimed from JP61121698A external-priority patent/JPH07112161B2/ja
Priority claimed from JP61157034A external-priority patent/JPH0815270B2/ja
Application filed by Nippon Telegraph & Telephone filed Critical Nippon Telegraph & Telephone
Publication of SE8605236D0 publication Critical patent/SE8605236D0/xx
Publication of SE8605236L publication Critical patent/SE8605236L/
Publication of SE463845B publication Critical patent/SE463845B/sv

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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/6306—Error control coding in combination with Automatic Repeat reQuest [ARQ] and diversity transmission, e.g. coding schemes for the multiple transmission of the same information or the transmission of incremental redundancy
    • 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
    • H03M13/3723—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35 using means or methods for the initialisation of the decoder
    • 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
    • H03M13/451—Soft decoding, i.e. using symbol reliability information using a set of candidate code words, e.g. ordered statistics decoding [OSD]
    • H03M13/453—Soft decoding, i.e. using symbol reliability information using a set of candidate code words, e.g. ordered statistics decoding [OSD] wherein the candidate code words are obtained by an algebraic decoder, e.g. Chase decoding

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
SE8605236A 1985-12-11 1986-12-05 Saett att avkoda felkorrigerande block-koder er SE463845B (sv)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP27827685A JPH06101722B2 (ja) 1985-12-11 1985-12-11 符号受信方式
JP28893485A JPH077942B2 (ja) 1985-12-20 1985-12-20 符号受信方式
JP61121698A JPH07112161B2 (ja) 1986-05-26 1986-05-26 ブロック符号復号方法
JP61157034A JPH0815270B2 (ja) 1986-07-02 1986-07-02 誤り訂正ブロック符号復号法

Publications (3)

Publication Number Publication Date
SE8605236D0 SE8605236D0 (sv) 1986-12-05
SE8605236L SE8605236L (sv) 1987-06-12
SE463845B true SE463845B (sv) 1991-01-28

Family

ID=27470796

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8605236A SE463845B (sv) 1985-12-11 1986-12-05 Saett att avkoda felkorrigerande block-koder er

Country Status (4)

Country Link
US (1) US4763331A (fr)
CA (1) CA1296065C (fr)
GB (1) GB2185367B (fr)
SE (1) SE463845B (fr)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4821268A (en) * 1987-10-26 1989-04-11 Cyclotomics, Inc. Soft decision Reed-Solomon decoder
US4884272A (en) * 1988-02-10 1989-11-28 Mcconnell Peter R H Maximum likelihood diversity receiver
US5010554A (en) * 1989-05-12 1991-04-23 At&T Bell Laboratories Error correction method and apparatus
CA2013484A1 (fr) * 1989-06-26 1990-12-26 Can A. Eryaman Dispositif d'effacement pour decodeur a correction des erreurs
DE59009376D1 (de) * 1990-01-30 1995-08-10 Siemens Ag Einrichtung zur Fehlermustergenerierung bei Soft-Decision-Decodierung von Blockcodes.
JPH03272224A (ja) * 1990-03-20 1991-12-03 Canon Inc 情報信号処理方法
AU651298B2 (en) * 1991-11-11 1994-07-14 Motorola Mobility, Inc. Method and apparatus for improving detection of data bits in a slow frequency hopping communication system
US5987639A (en) * 1992-01-21 1999-11-16 Nokia Mobile Phones Ltd. Data decoding logic in a mobile phone
US5278871A (en) * 1992-03-19 1994-01-11 Motorola, Inc. Method and apparatus for estimating signal weighting parameters in a receiver
JPH05315977A (ja) * 1992-05-12 1993-11-26 Hitachi Ltd 軟判定最尤復号方法および復号器
US5481566A (en) * 1993-12-29 1996-01-02 At&T Corp. Method and apparatus to increase efficiency of systematic codes
US5442646A (en) * 1994-02-01 1995-08-15 The Mitre Corporation Subcarrier communication system
US5717723A (en) * 1994-08-17 1998-02-10 Roke Manor Research Limited Apparatus for use in equipment providing a digital radio link between a fixed radio unit and a mobile radio unit
DE4431237A1 (de) * 1994-09-02 1996-03-07 Bosch Gmbh Robert Verfahren zur Gewinnung von bitspezifischen Zuverlässigkeitsinformationen
JP3263567B2 (ja) 1995-05-31 2002-03-04 三洋電機株式会社 誤り訂正装置
JP3263568B2 (ja) 1995-05-31 2002-03-04 三洋電機株式会社 誤り訂正装置
US6017146A (en) * 1995-05-31 2000-01-25 Sanyo Electric Co., Ltd. Error correction device
US5995559A (en) * 1995-08-31 1999-11-30 Telefonaktiebolaget Lm Ericsson Methods for improved communication using repeated words
JPH09238125A (ja) * 1996-02-29 1997-09-09 N T T Ido Tsushinmo Kk 誤り制御方法および装置
DE19641399A1 (de) * 1996-09-27 1998-04-02 Siemens Ag Verfahren zum Ermitteln von auf einer ATM-Übertragungsstrecke in ATM-Nutzzellen aufgetretenen Bitfehlern mit Hilfe von Monitoring-OAM-Zellen
US5930272A (en) * 1997-06-10 1999-07-27 Efficient Channel Coding, Inc. Block decoding with soft output information
US6185258B1 (en) 1997-09-16 2001-02-06 At&T Wireless Services Inc. Transmitter diversity technique for wireless communications
WO1999023766A2 (fr) * 1997-10-31 1999-05-14 At & T Wireless Services, Inc. Detection par probabilite maximale a faible complexite de codes d'espace concatenes pour applications sans fil
US6188736B1 (en) 1997-12-23 2001-02-13 At&T Wireless Svcs. Inc. Near-optimal low-complexity decoding of space-time codes for fixed wireless applications
US6741643B1 (en) * 1998-04-15 2004-05-25 Telecommunications Research Laboratories Asymmetric equalization system for data transmission
US6459740B1 (en) 1998-09-17 2002-10-01 At&T Wireless Services, Inc. Maximum ratio transmission
ATE270795T1 (de) 1998-09-28 2004-07-15 Comtech Telecomm Corp Turbo produktkode decodierer
US6295625B1 (en) * 1999-01-27 2001-09-25 Echelon Corporation Error correcting using signal anomaly as a hint
US7356752B2 (en) * 2000-03-14 2008-04-08 Comtech Telecommunications Corp. Enhanced turbo product codes
AU2001289296A1 (en) * 2000-04-04 2001-10-15 Advanced Hardware Architectures, Inc. Enhanced turbo product code decoder system
US6553536B1 (en) 2000-07-07 2003-04-22 International Business Machines Corporation Soft error correction algebraic decoder
US7117418B2 (en) 2000-09-11 2006-10-03 Comtech Aha Corporation Soft input-soft output forward error correction decoding for turbo codes
US6876708B1 (en) * 2000-10-02 2005-04-05 Gas Research Institute Method and apparatus for demodulation of phase shift keyed signals
EP1407555A1 (fr) * 2001-05-09 2004-04-14 Comtech Telecommunications Corp. Codes a controle de parite faible densite, et produits turbocodes faible densite
US20030066004A1 (en) * 2001-09-28 2003-04-03 Rudrapatna Ashok N. Harq techniques for multiple antenna systems
AU2002334863A1 (en) * 2001-10-04 2003-04-14 Comtech Aha Corporation Method of decoding a turbo product code utilizing a scalable and hardware efficient forward error correction decoder
GB2387302B (en) * 2002-04-05 2005-11-30 Phyworks Ltd Error correcting decoder
US7386779B2 (en) * 2002-05-31 2008-06-10 Lucent Technologies Systems and methods for correcting errors in a received frame
US6931583B2 (en) * 2003-03-21 2005-08-16 Arraycomm, Inc. Decoding extended error correcting codes using soft information
US7890842B2 (en) * 2005-02-14 2011-02-15 California Institute Of Technology Computer-implemented method for correcting transmission errors using linear programming
US7634706B1 (en) * 2005-11-22 2009-12-15 Seagate Technology Llc Majority-detected erasure enhanced error correction
US9203438B2 (en) * 2006-07-12 2015-12-01 Ternarylogic Llc Error correction by symbol reconstruction in binary and multi-valued cyclic codes
FR2953345B1 (fr) 2009-12-01 2015-12-11 Canon Kk Procede de determination d'une copie a decoder et d'un vecteur d'effacements associe, produit programme d'ordinateur, moyen de stockage et dispositif recepteur correspondants.
US20130198582A1 (en) * 2012-01-30 2013-08-01 Broadcom Corporation Supercharged codes
KR102193004B1 (ko) * 2013-10-17 2020-12-18 삼성전자주식회사 근거리 무선 통신 시스템에서 데이터를 암호화하는 장치 및 방법
CN114424473A (zh) * 2019-09-13 2022-04-29 三菱电机株式会社 发送装置、接收装置、通信系统、控制电路、通信方法以及存储介质
JP2023120648A (ja) * 2022-02-18 2023-08-30 株式会社京三製作所 受信装置、車上装置及び受信方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130818A (en) * 1977-04-21 1978-12-19 Communications Satellite Corporation Analog threshold decoding
US4476458A (en) * 1982-06-14 1984-10-09 At&T Bell Laboratories Dual threshold decoder for convolutional self-orthogonal codes
US4519080A (en) * 1982-10-29 1985-05-21 Communications Satellite Corporation Analog threshold decoder
US4653053A (en) * 1984-05-11 1987-03-24 Harris Corporation Performance monitoring of antijam satellite communication network

Also Published As

Publication number Publication date
GB2185367B (en) 1990-01-17
SE8605236L (sv) 1987-06-12
GB8629347D0 (en) 1987-01-21
SE8605236D0 (sv) 1986-12-05
US4763331A (en) 1988-08-09
CA1296065C (fr) 1992-02-18
GB2185367A (en) 1987-07-15

Similar Documents

Publication Publication Date Title
SE463845B (sv) Saett att avkoda felkorrigerande block-koder er
US5577053A (en) Method and apparatus for decoder optimization
EP0396403B1 (fr) Synchronisation de trame d'un train de données
US5537444A (en) Extended list output and soft symbol output viterbi algorithms
US5390198A (en) Soft decision viterbi decoder for M-ary convolutional codes
US5910182A (en) Data communications systems and methods using interspersed error detection bits
US4404674A (en) Method and apparatus for weighted majority decoding of FEC codes using soft detection
US4821268A (en) Soft decision Reed-Solomon decoder
US5367544A (en) Data stream frame synchronisation
US8341510B2 (en) CRC generator polynomial select method, CRC coding method and CRC coding circuit
EP0157867A1 (fr) Correction d'erreurs pour codes de blocs algebriques.
EP0127984B1 (fr) Décodeur pour codes correcteurs d'erreurs
WO1996008895A9 (fr) Dispositif et procede servant a optimiser un decodeur
US3789359A (en) Synchronism indicator for a convolutional decoder
US4959834A (en) Word syncronization system and method
Einarsson et al. A note on soft decision decoding with successive erasures (corresp.)
US5359610A (en) Error detection encoding system
CN106506011A (zh) 电力线工频通信编码纠错方法
JP5374156B2 (ja) データを復号化及び符号化するための装置及び方法
RU2633148C2 (ru) Способ кодовой цикловой синхронизации для каскадного кода при применении жестких решений
US6560745B1 (en) Method of identifying boundary of markerless codeword
RU2450464C1 (ru) Устройство кодовой цикловой синхронизации с интегрированными мягкими и жесткими решениями
Erokhin et al. One approach on ECC identification problem in a complex telecommunication system
RU2428801C1 (ru) Устройство кодовой цикловой синхронизации с мягкими решениями
GB2252702A (en) Channel coding for speech

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8605236-2

Format of ref document f/p: F

NUG Patent has lapsed