DE69804810D1 - Kommunikationssysteme bzw. verfahren, bei denen eine selektive und rekursive dekodierung verwendet wird - Google Patents

Kommunikationssysteme bzw. verfahren, bei denen eine selektive und rekursive dekodierung verwendet wird

Info

Publication number
DE69804810D1
DE69804810D1 DE69804810T DE69804810T DE69804810D1 DE 69804810 D1 DE69804810 D1 DE 69804810D1 DE 69804810 T DE69804810 T DE 69804810T DE 69804810 T DE69804810 T DE 69804810T DE 69804810 D1 DE69804810 D1 DE 69804810D1
Authority
DE
Germany
Prior art keywords
selective
communication systems
recursive decoding
recursive
decoding
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.)
Expired - Lifetime
Application number
DE69804810T
Other languages
English (en)
Other versions
DE69804810T2 (de
Inventor
Sandeep Chennakeshu
A Hassan
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.)
Ericsson Inc
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
Application granted granted Critical
Publication of DE69804810D1 publication Critical patent/DE69804810D1/de
Publication of DE69804810T2 publication Critical patent/DE69804810T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • 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
    • H03M13/2975—Judging correct decoding, e.g. iteration stopping criteria
    • 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
    • H04L1/0055—MAP-decoding
    • 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
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes
    • 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
    • H04L1/007—Unequal error protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
DE69804810T 1997-08-14 1998-08-13 Kommunikationssysteme bzw. verfahren, bei denen eine selektive und rekursive dekodierung verwendet wird Expired - Lifetime DE69804810T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/911,149 US6192503B1 (en) 1997-08-14 1997-08-14 Communications system and methods employing selective recursive decording
PCT/US1998/016731 WO1999009696A1 (en) 1997-08-14 1998-08-13 Communications systems and methods employing selective recursive decoding

Publications (2)

Publication Number Publication Date
DE69804810D1 true DE69804810D1 (de) 2002-05-16
DE69804810T2 DE69804810T2 (de) 2002-11-14

Family

ID=25429809

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69804810T Expired - Lifetime DE69804810T2 (de) 1997-08-14 1998-08-13 Kommunikationssysteme bzw. verfahren, bei denen eine selektive und rekursive dekodierung verwendet wird

Country Status (8)

Country Link
US (1) US6192503B1 (de)
EP (1) EP1004181B1 (de)
JP (1) JP2001516175A (de)
CN (1) CN1276116A (de)
AU (1) AU8780598A (de)
CA (1) CA2299317A1 (de)
DE (1) DE69804810T2 (de)
WO (1) WO1999009696A1 (de)

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JP2002505051A (ja) * 1997-06-23 2002-02-12 シーメンス アクチエンゲゼルシヤフト カルマンフィルタによるソース制御チャネル復号化のための方法及び装置
US6396822B1 (en) * 1997-07-15 2002-05-28 Hughes Electronics Corporation Method and apparatus for encoding data for transmission in a communication system
US6643331B1 (en) * 1997-12-24 2003-11-04 Inmarsat Ltd. Coding method and apparatus
KR100429506B1 (ko) * 1998-04-18 2004-11-20 삼성전자주식회사 통신시스템의 채널부호/복호장치 및 방법
US6480503B1 (en) * 1998-12-28 2002-11-12 Texas Instruments Incorporated Turbo-coupled multi-code multiplex data transmission for CDMA
EP1017176B1 (de) * 1998-12-30 2011-02-16 Canon Kabushiki Kaisha Kodierungsvorrichtung und Verfahren, Dekodierungsvorrichtung und Verfahren und dazugehörige Systeme
FI106416B (fi) * 1999-02-09 2001-01-31 Nokia Mobile Phones Ltd Menetelmä ja laite dekoodatun symbolisarjan luotettavuuden määrittämiseksi
EP1160989A4 (de) * 1999-03-01 2005-10-19 Fujitsu Ltd Turbodekodierungsvorrichtung
US7027537B1 (en) * 1999-03-05 2006-04-11 The Board Of Trustees Of The Leland Stanford Junior University Iterative multi-user detection
US6754290B1 (en) * 1999-03-31 2004-06-22 Qualcomm Incorporated Highly parallel map decoder
US6848069B1 (en) * 1999-08-10 2005-01-25 Intel Corporation Iterative decoding process
US6747948B1 (en) * 1999-08-11 2004-06-08 Lucent Technologies Inc. Interleaver scheme in an OFDM system with multiple-stream data sources
US6400290B1 (en) * 1999-11-29 2002-06-04 Altera Corporation Normalization implementation for a logmap decoder
DE19959409A1 (de) 1999-12-09 2001-06-21 Infineon Technologies Ag Turbo-Code-Decoder und Turbo-Code-Decodierverfahren mit iterativer Kanalparameterschätzung
US6654927B1 (en) * 2000-01-10 2003-11-25 Lg Electronics Inc. Iterative error-correction for turbo code decoding
FR2808632B1 (fr) * 2000-05-03 2002-06-28 Mitsubishi Electric Inf Tech Procede de turbo-decodage avec reencodage des informations erronees et retroaction
US7242726B2 (en) * 2000-09-12 2007-07-10 Broadcom Corporation Parallel concatenated code with soft-in soft-out interactive turbo decoder
US6697985B1 (en) * 2000-10-04 2004-02-24 Actelis Networks Inc. Predictive forward error correction redundancy
CN1311641C (zh) * 2001-07-04 2007-04-18 艾利森电话股份有限公司 用于处理接收信号以获得最终质量接收信号的方法
JP2003203435A (ja) * 2002-01-09 2003-07-18 Fujitsu Ltd データ再生装置
US20050102600A1 (en) * 2003-11-10 2005-05-12 Anand Anandakumar High data rate communication system for wireless applications
JP4526293B2 (ja) * 2004-03-31 2010-08-18 パナソニック株式会社 ターボ復号装置及びターボ復号方法
JP4321394B2 (ja) * 2004-07-21 2009-08-26 富士通株式会社 符号化装置、復号装置
US7395461B2 (en) * 2005-05-18 2008-07-01 Seagate Technology Llc Low complexity pseudo-random interleaver
US7360147B2 (en) * 2005-05-18 2008-04-15 Seagate Technology Llc Second stage SOVA detector
US7502982B2 (en) * 2005-05-18 2009-03-10 Seagate Technology Llc Iterative detector with ECC in channel domain
KR100950661B1 (ko) * 2006-05-20 2010-04-02 삼성전자주식회사 통신 시스템에서 신호 수신 장치 및 방법
CN101299613B (zh) * 2007-04-30 2011-01-05 华为技术有限公司 ZigZag码译码方法及其装置
US8719670B1 (en) * 2008-05-07 2014-05-06 Sk Hynix Memory Solutions Inc. Coding architecture for multi-level NAND flash memory with stuck cells
US8560898B2 (en) * 2009-05-14 2013-10-15 Mediatek Inc. Error correction method and error correction apparatus utilizing the method
GB2494483B (en) * 2012-03-01 2013-10-09 Renesas Mobile Corp Apparatus and method for communication
US9842020B2 (en) * 2014-11-26 2017-12-12 Qualcomm Incorporated Multi-wire symbol transition clocking symbol error correction

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Publication number Priority date Publication date Assignee Title
US4622670A (en) * 1984-12-10 1986-11-11 At&T Bell Laboratories Error-correction coding for multilevel transmission system
JPS63274222A (ja) * 1987-05-01 1988-11-11 Matsushita Electric Ind Co Ltd インタ−リ−ブ方法
FR2675971B1 (fr) 1991-04-23 1993-08-06 France Telecom Procede de codage correcteur d'erreurs a au moins deux codages convolutifs systematiques en parallele, procede de decodage iteratif, module de decodage et decodeur correspondants.
AU3247393A (en) * 1991-12-23 1993-07-28 Intel Corporation Circuitry for decoding huffman codes
US5430744A (en) * 1993-09-30 1995-07-04 International Business Machines Corporation Method and means for detecting partial response waveforms using a modified dynamic programming heuristic
DE59610391D1 (de) * 1995-06-12 2003-06-05 Siemens Ag Verfahren und Codiereinrichtung zur gesicherten Übertragung von Daten mittels Mehrkomponenten-Codierung
DE19526416A1 (de) * 1995-07-19 1997-01-23 Siemens Ag Verfahren und Anordnung zur Bestimmung eines adaptiven Abbruchkriteriums beim iterativen Decodieren multidimensional codierter Infomation
JP3674111B2 (ja) * 1995-10-25 2005-07-20 三菱電機株式会社 データ伝送装置
US5905742A (en) * 1995-12-27 1999-05-18 Ericsson Inc. Method and apparauts for symbol decoding
FI100565B (fi) * 1996-01-12 1997-12-31 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä ja laitteisto signaalin koodaamiseksi
US5894473A (en) * 1996-02-29 1999-04-13 Ericsson Inc. Multiple access communications system and method using code and time division
US5721745A (en) * 1996-04-19 1998-02-24 General Electric Company Parallel concatenated tail-biting convolutional code and decoder therefor
US6023783A (en) * 1996-05-15 2000-02-08 California Institute Of Technology Hybrid concatenated codes and iterative decoding
US5734962A (en) * 1996-07-17 1998-03-31 General Electric Company Satellite communications system utilizing parallel concatenated coding
US5983385A (en) * 1997-08-14 1999-11-09 Ericsson Inc. Communications systems and methods employing parallel coding without interleaving

Also Published As

Publication number Publication date
EP1004181A1 (de) 2000-05-31
AU8780598A (en) 1999-03-08
WO1999009696A1 (en) 1999-02-25
CN1276116A (zh) 2000-12-06
EP1004181B1 (de) 2002-04-10
US6192503B1 (en) 2001-02-20
JP2001516175A (ja) 2001-09-25
CA2299317A1 (en) 1999-02-25
DE69804810T2 (de) 2002-11-14

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