SE8605236L - Forfarande for att avkoda felkorrigerande blockkoder - Google Patents

Forfarande for att avkoda felkorrigerande blockkoder

Info

Publication number
SE8605236L
SE8605236L SE8605236A SE8605236A SE8605236L SE 8605236 L SE8605236 L SE 8605236L SE 8605236 A SE8605236 A SE 8605236A SE 8605236 A SE8605236 A SE 8605236A SE 8605236 L SE8605236 L SE 8605236L
Authority
SE
Sweden
Prior art keywords
code
received
procedure
decoding error
block codes
Prior art date
Application number
SE8605236A
Other languages
Unknown language ( )
English (en)
Other versions
SE8605236D0 (sv
SE463845B (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/sv
Publication of SE8605236L publication Critical patent/SE8605236L/sv
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
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 true SE8605236L (sv) 1987-06-12
SE463845B 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 (sv)
CA (1) CA1296065C (sv)
GB (1) GB2185367B (sv)
SE (1) SE463845B (sv)

Families Citing this family (44)

* 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 (en) * 1989-06-26 1990-12-26 Can A. Eryaman Erasure arrangement for an error correction decoder
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
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
EP2285011B8 (en) 1997-10-31 2018-06-27 AT&T Mobility II LLC Maximum likelihood detection of concatenated space codes for wireless applications
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
US6526538B1 (en) 1998-09-28 2003-02-25 Comtech Telecommunications Corp. Turbo product code decoder
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
EP1281241A2 (en) * 2000-04-04 2003-02-05 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 (en) * 2001-05-09 2004-04-14 Comtech Telecommunications Corp. Low density parity check codes and low density turbo product codes
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

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
CA1296065C (en) 1992-02-18
GB2185367B (en) 1990-01-17
GB2185367A (en) 1987-07-15
US4763331A (en) 1988-08-09
SE8605236D0 (sv) 1986-12-05
SE463845B (sv) 1991-01-28
GB8629347D0 (en) 1987-01-21

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