CA2393857A1 - Method and apparatus for concatenated channel coding - Google Patents

Method and apparatus for concatenated channel coding Download PDF

Info

Publication number
CA2393857A1
CA2393857A1 CA002393857A CA2393857A CA2393857A1 CA 2393857 A1 CA2393857 A1 CA 2393857A1 CA 002393857 A CA002393857 A CA 002393857A CA 2393857 A CA2393857 A CA 2393857A CA 2393857 A1 CA2393857 A1 CA 2393857A1
Authority
CA
Canada
Prior art keywords
code
decoder
inner code
coding
data
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002393857A
Other languages
English (en)
French (fr)
Inventor
Alok Kumar Gupta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ensemble Communications Inc
Original Assignee
Individual
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 US09/471,295 external-priority patent/US6769089B1/en
Application filed by Individual filed Critical Individual
Publication of CA2393857A1 publication Critical patent/CA2393857A1/en
Abandoned legal-status Critical Current

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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • H03M13/413—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors tail biting 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
    • H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
    • H03M13/253—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with concatenated 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
    • H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
    • H03M13/256—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with trellis coding, e.g. with convolutional codes and TCM
    • 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
    • H03M13/29—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
    • 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
    • H03M13/2933—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 a block and a convolutional code
    • H03M13/2936—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 a block and a convolutional code comprising an outer Reed-Solomon code and an inner convolutional code
    • 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
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/3944—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes for block codes, especially trellis or lattice decoding thereof
    • 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
    • H03M13/635—Error control coding in combination with rate matching
    • 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
    • H03M13/635—Error control coding in combination with rate matching
    • H03M13/6362—Error control coding in combination with rate matching by puncturing
    • 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
    • H03M13/03—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
    • H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
    • H03M13/1515—Reed-Solomon 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
    • H03M13/03—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
    • H03M13/151—Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes using error location or error correction polynomials
    • H03M13/155—Shortening or extension 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
    • H03M13/03—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
    • H03M13/19—Single error correction without using particular properties of the cyclic codes, e.g. Hamming codes, extended or generalised Hamming 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory 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
    • H03M13/2957—Turbo codes and decoding
    • H03M13/2996—Tail biting
    • 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
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • 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
    • H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
    • H03M13/618—Shortening and extension 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6561—Parallelized implementations

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
CA002393857A 1999-12-24 2000-12-21 Method and apparatus for concatenated channel coding Abandoned CA2393857A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US09/471,295 US6769089B1 (en) 1999-12-24 1999-12-24 Method and apparatus for concatenated channel coding in a data transmission system
US09/471,295 1999-12-24
US09/564,377 US6883133B1 (en) 1999-12-24 2000-05-01 Method and apparatus for concatenated channel coding with variable code rate and coding gain in a data transmission system
US09/564,377 2000-05-01
PCT/US2000/034948 WO2001048927A1 (en) 1999-12-24 2000-12-21 Method and apparatus for concatenated channel coding

Publications (1)

Publication Number Publication Date
CA2393857A1 true CA2393857A1 (en) 2001-07-05

Family

ID=27043386

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002393857A Abandoned CA2393857A1 (en) 1999-12-24 2000-12-21 Method and apparatus for concatenated channel coding

Country Status (8)

Country Link
US (2) US7296214B2 (enExample)
EP (1) EP1243075A1 (enExample)
JP (1) JP2003518866A (enExample)
CN (1) CN1235342C (enExample)
AU (1) AU3076301A (enExample)
BR (1) BR0016728A (enExample)
CA (1) CA2393857A1 (enExample)
WO (1) WO2001048927A1 (enExample)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2391777B (en) * 2001-05-03 2004-04-14 British Broadcasting Corp Improvements in decoders for many-carrier signals, in particular in DVB-T receivers
GB0110907D0 (en) * 2001-05-03 2001-06-27 British Broadcasting Corp Improvements in decoders for many carrier signals, in particular in DVB-T recievers
US8151175B2 (en) 2002-04-05 2012-04-03 Sentel Corporation Fault tolerant decoding method and apparatus
US8006170B2 (en) 2002-04-05 2011-08-23 Sentel Corporation Fault tolerant decoding method and apparatus including use of quality information
US7093188B2 (en) * 2002-04-05 2006-08-15 Alion Science And Technology Corp. Decoding method and apparatus
GB2407223B (en) * 2003-10-16 2006-06-07 Nokia Corp Reduced power consumption
EP1673886A1 (en) * 2003-10-16 2006-06-28 Nokia Corporation Reduced power consumption
US7991056B2 (en) * 2004-02-13 2011-08-02 Broadcom Corporation Method and system for encoding a signal for wireless communications
CN100428632C (zh) * 2004-11-04 2008-10-22 华为技术有限公司 一种组合编码器和组合解码器
US20060245505A1 (en) * 2005-05-02 2006-11-02 Limberg Allen L Digital television signals using linear block coding
GB2427325B (en) * 2005-06-14 2010-04-07 Nokia Corp Mobile phone radio
US7603591B2 (en) * 2005-07-19 2009-10-13 Mediatek Incorporation Apparatus selectively adopting different determining criteria in erasure marking procedure when performing decoding process, and method thereof
JP4662278B2 (ja) 2006-04-28 2011-03-30 富士通株式会社 エラー訂正装置、符号器、復号器、方法及び情報記憶装置
US7814398B2 (en) * 2006-06-09 2010-10-12 Seagate Technology Llc Communication channel with Reed-Solomon encoding and single parity check
JP4833173B2 (ja) 2006-10-30 2011-12-07 富士通株式会社 復号化器、符号化・復号化装置及び記録再生装置
GB2445005B (en) * 2006-12-19 2012-01-18 Martin Tomlinson Concatenated coding system
US8219896B2 (en) * 2007-10-23 2012-07-10 Telefonaktiebolaget L M Ericsson (Publ) Reduced-complexity decoding algorithms for tail-biting convolutional codes
US8397147B2 (en) * 2007-11-02 2013-03-12 Telefonaktiebolaget L M Ericsson (Publ) Optimum distance spectrum feedforward low rate tail-biting convolutional codes
US8375280B2 (en) * 2007-11-02 2013-02-12 Telefonaktiebolaget L M Ericsson (Publ) Optimum distance spectrum feedforward tail-biting convolutional codes
US8190977B2 (en) * 2008-08-27 2012-05-29 Intel Mobile Communications GmbH Decoder of error correction codes
US8855222B2 (en) 2008-10-07 2014-10-07 Qualcomm Incorporated Codes and preambles for single carrier and OFDM transmissions
US8726137B2 (en) 2009-02-02 2014-05-13 Telefonaktiebolaget L M Ericsson (Publ) Encoding and decoding methods for expurgated convolutional codes and convolutional turbo codes
CN102299733B (zh) * 2011-09-08 2013-11-06 中国人民解放军理工大学 协同通信系统的中继编码构造方法
US8787873B1 (en) 2011-11-04 2014-07-22 Plusn Llc System and method for communicating using bandwidth on demand
US9083492B2 (en) 2013-02-15 2015-07-14 Cortina Systems, Inc. Apparatus and method for communicating data over a communication channel
US20160182091A1 (en) * 2013-08-23 2016-06-23 Thomson Licensing Improved error control coding an decoding for serial concatenated codes
CN104467875A (zh) * 2014-12-09 2015-03-25 山东大学 一种rs码与删余卷积码级联码的参数盲识别方法
US10490197B2 (en) * 2015-06-17 2019-11-26 Samsung Electronics Co., Ltd. Method and device for processing internal channels for low complexity format conversion
CN110213015A (zh) * 2019-04-28 2019-09-06 杭州电子科技大学 一种针对短码的结合编译码方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5549054A (en) * 1978-10-04 1980-04-08 Mitsubishi Electric Corp Coding communication system
US4907233A (en) * 1988-05-18 1990-03-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration VLSI single-chip (255,223) Reed-Solomon encoder with interleaver
JP2663034B2 (ja) * 1990-03-02 1997-10-15 国際電信電話株式会社 二重復号方式
JPH0443721A (ja) * 1990-06-11 1992-02-13 Matsushita Electric Ind Co Ltd ディジタル信号復号装置
US5259030A (en) * 1991-07-17 1993-11-02 Harris Corporation Antijam improvement method and apparatus
US5416804A (en) * 1991-08-21 1995-05-16 U.S. Philips Corporation Digital signal decoder using concatenated codes
JPH065015A (ja) * 1992-06-18 1994-01-14 Canon Inc 記録再生装置、記録装置及び再生装置
US5457704A (en) * 1993-05-21 1995-10-10 At&T Ipm Corp. Post processing method and apparatus for symbol reliability generation
US5511096A (en) * 1994-01-18 1996-04-23 Gi Corporation Quadrature amplitude modulated data for standard bandwidth television channel
US5659578A (en) * 1994-11-23 1997-08-19 At&T Wireless Services, Inc. High rate Reed-Solomon concatenated trellis coded 16 star QAM system for transmission of data over cellular mobile radio
US5764646A (en) * 1996-04-02 1998-06-09 Ericsson Inc. Packet data transmission with clash subtraction
US5734962A (en) * 1996-07-17 1998-03-31 General Electric Company Satellite communications system utilizing parallel concatenated coding
CA2234006C (en) * 1998-04-06 2004-10-19 Wen Tong Encoding and decoding methods and apparatus
US6378101B1 (en) * 1999-01-27 2002-04-23 Agere Systems Guardian Corp. Multiple program decoding for digital audio broadcasting and other applications
US6769089B1 (en) * 1999-12-24 2004-07-27 Ensemble Communicatioins, Inc. Method and apparatus for concatenated channel coding in a data transmission system
JP3745709B2 (ja) * 2002-06-28 2006-02-15 インターナショナル・ビジネス・マシーンズ・コーポレーション 符号化装置、復号化装置、符号化方法、復号化方法、プログラム、プログラム記録媒体、及びデータ記録媒体

Also Published As

Publication number Publication date
AU3076301A (en) 2001-07-09
US7296214B2 (en) 2007-11-13
WO2001048927A9 (en) 2002-05-23
WO2001048927A1 (en) 2001-07-05
CN1413385A (zh) 2003-04-23
US20070033509A1 (en) 2007-02-08
US20050102605A1 (en) 2005-05-12
JP2003518866A (ja) 2003-06-10
CN1235342C (zh) 2006-01-04
BR0016728A (pt) 2002-10-01
US7293223B2 (en) 2007-11-06
EP1243075A1 (en) 2002-09-25

Similar Documents

Publication Publication Date Title
US7293223B2 (en) Method and apparatus for concatenated channel coding with variable code rate and coding gain in a data transmission system
JP3996205B2 (ja) 連接符号データの送受信方法および送受信装置
Deng et al. High rate concatenated coding systems using bandwidth efficient trellis inner codes
US8555134B2 (en) Turbo coding for upstream and downstream transmission over a channel
US5633881A (en) Trellis encoder and decoder based upon punctured rate 1/2 convolutional codes
US6606724B1 (en) Method and apparatus for decoding of a serially concatenated block and convolutional code
US20030126545A1 (en) Non-linear code-division multiple access technology with improved detection algorithms and error correction coding
US6883133B1 (en) Method and apparatus for concatenated channel coding with variable code rate and coding gain in a data transmission system
Liu et al. LDPC-RS product codes for digital terrestrial broadcasting transmission system
US20050008097A1 (en) Coded modulation scheme for a wirelesss communication system and methods thereof
Xu Soft decoding algorithm for RS-CC concatenated codes in WIMAX system
Deng et al. Reliability and throughput analysis of a concatenated coding scheme
Marinkovic et al. Performance and complexity analysis of channel coding schemes for multi-Gbps wireless communications
Hewitt Turbo product codes for LMDS
Herzberg et al. Concatenated multilevel block coded modulation
US7225392B2 (en) Error correction trellis coding with periodically inserted known symbols
Rasmussen et al. A comparison of trellis coded and Reed-Solomon coded hybrid-ARQ protocols over slowly fading Rayleigh channels
Angarita et al. Efficient mapping on FPGA of a Viterbi decoder for wireless LANs
Pollara Error Correction
Bhargava et al. Forward Error Correction Coding
Chang et al. New Syndrome Check Error Estimation and Its Concatenated Coding
KR20210127436A (ko) 연집 오류 처리 장치
Gogoi CODING AND ITS APPLICATION IN COMMUNICATION
Ran et al. Soft decoding techniques for broadband wireless channels
Xu et al. Iterative decoding for geran mbms

Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued