BR9711877A - Esquema de codifica-Æo para sistemas de comunica-Æo digitais - Google Patents

Esquema de codifica-Æo para sistemas de comunica-Æo digitais

Info

Publication number
BR9711877A
BR9711877A BR9711877A BR9711877A BR9711877A BR 9711877 A BR9711877 A BR 9711877A BR 9711877 A BR9711877 A BR 9711877A BR 9711877 A BR9711877 A BR 9711877A BR 9711877 A BR9711877 A BR 9711877A
Authority
BR
Brazil
Prior art keywords
communication systems
coding scheme
digital communication
digital
coding
Prior art date
Application number
BR9711877A
Other languages
English (en)
Inventor
Yi-Pin E Wang
Sandeep Chennakeshu
Paul Dent
Kumar Balachandran
Original Assignee
Ericsson Inc
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 Ericsson Inc filed Critical Ericsson Inc
Publication of BR9711877A publication Critical patent/BR9711877A/pt

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • 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
    • H04L1/0057—Block 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
    • 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
    • H03M13/2906—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 using block codes
    • H03M13/2927—Decoding strategies
    • 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
    • H03M13/2906—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 using block codes
    • H03M13/2927—Decoding strategies
    • H03M13/293—Decoding strategies with erasure setting
    • 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
    • H03M13/2942—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 wherein a block of parity bits is computed only from combined information bits or only from parity bits, e.g. a second block of parity bits is computed from a first block of parity bits obtained by systematic encoding of a block of information bits, or a block of parity bits is obtained by an XOR combination of sub-blocks of information bits
    • 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
    • H03M13/3769—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35 using symbol combining, e.g. Chase combining of symbols received twice or more
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • 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
    • H03M13/15—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes
    • H03M13/1505—Golay 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
    • H03M13/6306—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
    • 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
    • H04L1/0071—Use of interleaving

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BR9711877A 1996-10-09 1997-09-29 Esquema de codifica-Æo para sistemas de comunica-Æo digitais BR9711877A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/728,158 US5838267A (en) 1996-10-09 1996-10-09 Method and apparatus for encoding and decoding digital information
PCT/US1997/017436 WO1998016016A2 (en) 1996-10-09 1997-09-29 Error correction with two block codes and error correction with transmission repetition

Publications (1)

Publication Number Publication Date
BR9711877A true BR9711877A (pt) 1999-08-24

Family

ID=24925662

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9711877A BR9711877A (pt) 1996-10-09 1997-09-29 Esquema de codifica-Æo para sistemas de comunica-Æo digitais

Country Status (11)

Country Link
US (1) US5838267A (pt)
EP (2) EP0931383B1 (pt)
JP (1) JP3860218B2 (pt)
KR (1) KR100330336B1 (pt)
CN (2) CN1102813C (pt)
AU (1) AU724590B2 (pt)
BR (1) BR9711877A (pt)
CA (1) CA2267211A1 (pt)
DE (2) DE69721028T2 (pt)
TW (1) TW357507B (pt)
WO (1) WO1998016016A2 (pt)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6067326A (en) * 1997-09-08 2000-05-23 Conexant Systems, Inc. 4 x 4 dimensional block modulation code for a PAM-5 constellation
US6199190B1 (en) 1998-02-11 2001-03-06 Conexant Systems, Inc. Convolution decoding terminated by an error detection block code with distributed parity bits
US6199189B1 (en) * 1998-06-30 2001-03-06 Motorola, Inc. Method, system, apparatus, and phone for error control of golay encoded data signals
US6292918B1 (en) * 1998-11-05 2001-09-18 Qualcomm Incorporated Efficient iterative decoding
US6381450B1 (en) * 1999-04-02 2002-04-30 D.S.P.C. Technologies Ltd. Method and device for managing power consumption of a receiver in stand-by mode
US6643332B1 (en) * 1999-07-09 2003-11-04 Lsi Logic Corporation Method and apparatus for multi-level coding of digital signals
US6891897B1 (en) * 1999-07-23 2005-05-10 Nortel Networks Limited Space-time coding and channel estimation scheme, arrangement and method
US6606727B1 (en) * 1999-10-29 2003-08-12 Stmicroelectronics, Inc. System and method for providing error correction coding with selectively variable redundancy
US6757654B1 (en) * 2000-05-11 2004-06-29 Telefonaktiebolaget Lm Ericsson Forward error correction in speech coding
US7221648B2 (en) * 2000-11-29 2007-05-22 Lucent Technologies Inc. Rate adaptation in a wireless communication system
US20020064167A1 (en) * 2000-11-29 2002-05-30 Khan Farooq Ullah Hybrid ARQ with parallel packet transmission
US6985545B2 (en) * 2000-12-26 2006-01-10 Nortel Networks Limited Apparatus and method to provide spectrum sharing for two or more RF signals occupying an overlapping RF bandwidth
US6583735B2 (en) * 2001-02-01 2003-06-24 Nec Corporation Method and apparatus for adaptive bus coding for low power deep sub-micron designs
US20020162071A1 (en) * 2001-02-22 2002-10-31 Chang Shih-Jeh Forward error control of redundantly-transmitted codewords
US6859563B2 (en) * 2001-03-30 2005-02-22 Ricoh Co., Ltd. Method and apparatus for decoding information using late contexts
WO2003015285A1 (en) * 2001-08-09 2003-02-20 Adaptive Networks, Inc. Error correction process and mechanism
US20030039226A1 (en) * 2001-08-24 2003-02-27 Kwak Joseph A. Physical layer automatic repeat request (ARQ)
US7246294B2 (en) * 2002-04-01 2007-07-17 Intel Corporation Method for iterative hard-decision forward error correction decoding
US7386779B2 (en) * 2002-05-31 2008-06-10 Lucent Technologies Systems and methods for correcting errors in a received frame
US6901083B2 (en) * 2002-10-25 2005-05-31 Qualcomm, Incorporated Method and system for code combining at an outer decoder on a communication system
IL157885A0 (en) 2003-09-11 2004-03-28 Bamboo Mediacasting Ltd Iterative forward error correction
US6989776B2 (en) * 2003-11-17 2006-01-24 Seagate Technology Llc Generation of interleaved parity code words having limited running digital sum values
US7418644B2 (en) * 2004-03-01 2008-08-26 Hewlett-Packard Development Company, L.P. System for error correction coding and decoding
KR100989314B1 (ko) * 2004-04-09 2010-10-25 삼성전자주식회사 디스플레이장치
CN1993892B (zh) 2004-08-10 2012-12-26 三星电子株式会社 用于编码和解码块低密度奇偶校验码的装置和方法
US7350131B2 (en) * 2005-01-22 2008-03-25 Cisco Technology, Inc. Error protecting groups of data words
WO2006082815A1 (ja) 2005-02-02 2006-08-10 Matsushita Electric Industrial Co., Ltd. 無線通信システム、インタリーブパターン制御装置およびインタリーブパターン制御方法
WO2007134542A1 (fr) * 2006-05-23 2007-11-29 Huawei Technologies Co., Ltd. Procédé et appareil d'envoi et de réception de signaux
US7685493B2 (en) * 2006-09-29 2010-03-23 Agere Systems Inc. Buffer compression in automatic retransmission request (ARQ) systems
US8374224B2 (en) * 2007-05-24 2013-02-12 Lantiq Deutschland Gmbh Interleaver apparatus and method
JP5229695B2 (ja) * 2007-07-04 2013-07-03 日本電気株式会社 マルチキャリア移動体通信システム
CN101689968B (zh) * 2007-07-13 2012-11-07 松下电器产业株式会社 发送装置和发送方法
US7900119B2 (en) * 2007-11-30 2011-03-01 Lantiq Deutschland Gmbh Interleaving redundancy apparatus and method
JP4978576B2 (ja) * 2008-07-03 2012-07-18 株式会社Ｊｖｃケンウッド 符号化方法および符号化装置ならびに復号方法および復号装置
CN102630374B (zh) * 2009-09-17 2015-07-01 法国电信公司 用于具有全双工中继器的多接入中继器信道系统的用于传送数字信号的方法、以及对应的中继器装置
CN101938331B (zh) * 2010-09-03 2013-06-26 北京全路通信信号研究设计院有限公司 数据通信方法、装置及系统
US8924815B2 (en) * 2011-11-18 2014-12-30 Sandisk Enterprise Ip Llc Systems, methods and devices for decoding codewords having multiple parity segments
US8938663B2 (en) * 2012-01-24 2015-01-20 Broadcom Corporation Modem architecture for joint source channel decoding
US9053698B2 (en) 2012-01-24 2015-06-09 Broadcom Corporation Jitter buffer enhanced joint source channel decoding
US9037942B2 (en) 2012-01-24 2015-05-19 Broadcom Corporation Modified joint source channel decoder
CN108650057B (zh) * 2012-10-17 2023-10-13 华为技术有限公司 一种编译码的方法、装置及系统
EP3314835B1 (en) * 2015-06-26 2020-04-08 Kandou Labs S.A. High speed communications system
US10313056B2 (en) * 2017-02-06 2019-06-04 Mitsubishi Electric Research Laboratories, Inc. Irregular polar code encoding
FR3079697B1 (fr) * 2018-03-27 2020-06-05 Continental Automotive France Procede de transmission de mesures realisees par un capteur vers un recepteur
RU2720901C1 (ru) * 2019-11-19 2020-05-14 Федеральное государственное бюджетное образовательное учреждение высшего образования "Тихоокеанский государственный университет" Способ помехозащищенной передачи телеметрических данных с адаптацией к состоянию канала связи

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3824590A (en) * 1973-03-26 1974-07-16 Bell Telephone Labor Inc Adaptive interpolating video encoder
US4222107A (en) * 1979-01-22 1980-09-09 Burr-Brown Research Corporation Method and apparatus for automatically calibrating a digital to analog converter
US4412208A (en) * 1980-09-16 1983-10-25 Nippon Telegraph & Telephone Public Corporation Digital to analog converter
US4933956A (en) * 1983-04-14 1990-06-12 Codex Corporation Simplified decoding of lattices and codes
IE72468B1 (en) * 1987-07-31 1997-04-09 Univ Leland Stanford Junior Selective amplification of target polynucleotide sequences
JPH01194531A (ja) * 1988-01-28 1989-08-04 Sony Corp デジタルオーディオデータのエンコード方法
GB2216752A (en) * 1988-03-02 1989-10-11 Cyclotomics Inc Forward error correction in packet switched communications
US4926169A (en) * 1988-11-28 1990-05-15 Unisys Corp. Coder-decoder for purged extended golay (22,7) codes
US5072358A (en) * 1990-03-09 1991-12-10 Daytronic Corporation Process controller
JP2591242B2 (ja) * 1990-04-02 1997-03-19 松下電器産業株式会社 誤り検出方法
US5247579A (en) * 1990-12-05 1993-09-21 Digital Voice Systems, Inc. Methods for speech transmission
US5321703A (en) * 1992-03-13 1994-06-14 Digital Equipment Corporation Data recovery after error correction failure
US5373511A (en) * 1992-05-04 1994-12-13 Motorola, Inc. Method for decoding a reed solomon encoded signal with inner code and apparatus for doing same
US5305353A (en) * 1992-05-29 1994-04-19 At&T Bell Laboratories Method and apparatus for providing time diversity
US5379305A (en) * 1992-07-20 1995-01-03 Digital Equipment Corporation Error correction system with selectable error correction capabilities
FR2699355B1 (fr) * 1992-12-15 1995-02-17 Matra Communication Procédé de constitution de multiplex numérique et dispositif de mis en Óoeuvre dudit procédé.
CA2113941A1 (en) * 1993-01-25 1994-07-26 Andrew J. Macdonald Error correcting decoder and decoding method for receivers in digital cellular communications systems
DE4306508A1 (de) * 1993-03-03 1994-09-08 Philips Patentverwaltung Verfahren und Anordnung zum Ermitteln von Wörtern in einem Sprachsignal
US5742640A (en) * 1995-03-07 1998-04-21 Diva Communications, Inc. Method and apparatus to improve PSTN access to wireless subscribers using a low bit rate system
US5995559A (en) * 1995-08-31 1999-11-30 Telefonaktiebolaget Lm Ericsson Methods for improved communication using repeated words
KR100234026B1 (ko) * 1997-02-14 1999-12-15 김영환 직렬 데이터 전송 장치

Also Published As

Publication number Publication date
TW357507B (en) 1999-05-01
WO1998016016A2 (en) 1998-04-16
WO1998016016A3 (en) 1998-06-25
EP0931383A2 (en) 1999-07-28
AU4655997A (en) 1998-05-05
KR20000048678A (ko) 2000-07-25
EP0998072B1 (en) 2003-04-02
US5838267A (en) 1998-11-17
DE69720544D1 (de) 2003-05-08
JP2001502861A (ja) 2001-02-27
AU724590B2 (en) 2000-09-28
DE69720544T2 (de) 2004-01-15
CN1449152A (zh) 2003-10-15
DE69721028D1 (de) 2003-05-22
CA2267211A1 (en) 1998-04-16
KR100330336B1 (ko) 2002-04-01
DE69721028T2 (de) 2003-11-27
EP0998072A1 (en) 2000-05-03
JP3860218B2 (ja) 2006-12-20
CN1240067A (zh) 1999-12-29
EP0931383B1 (en) 2003-04-16
CN1102813C (zh) 2003-03-05

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Legal Events

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B08F Application fees: application dismissed [chapter 8.6 patent gazette]