FR2817091B1 - Codeur a turbocodes a synchronisation facilitee - Google Patents

Codeur a turbocodes a synchronisation facilitee

Info

Publication number
FR2817091B1
FR2817091B1 FR0015078A FR0015078A FR2817091B1 FR 2817091 B1 FR2817091 B1 FR 2817091B1 FR 0015078 A FR0015078 A FR 0015078A FR 0015078 A FR0015078 A FR 0015078A FR 2817091 B1 FR2817091 B1 FR 2817091B1
Authority
FR
France
Prior art keywords
turbocode
encoder
easy synchronization
synchronization
easy
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 - Fee Related
Application number
FR0015078A
Other languages
English (en)
Other versions
FR2817091A1 (fr
Inventor
Jacques Meyer
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.)
STMicroelectronics SA
Original Assignee
STMicroelectronics SA
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 STMicroelectronics SA filed Critical STMicroelectronics SA
Priority to FR0015078A priority Critical patent/FR2817091B1/fr
Priority to JP2002544857A priority patent/JP3960225B2/ja
Priority to US10/181,186 priority patent/US7212590B2/en
Priority to PCT/FR2001/003660 priority patent/WO2002043251A1/fr
Priority to EP01997895A priority patent/EP1346481A1/fr
Publication of FR2817091A1 publication Critical patent/FR2817091A1/fr
Application granted granted Critical
Publication of FR2817091B1 publication Critical patent/FR2817091B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L1/0041—Arrangements at the transmitter end
    • 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
    • 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6508—Flexibility, adaptability, parametrability and configurability of the implementation
    • H03M13/6516—Support of multiple code parameters, e.g. generalized Reed-Solomon decoder for a variety of generator polynomials or Galois fields
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
    • H03M5/145—Conversion to or from block codes or representations thereof
    • 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
    • H04L1/0045—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
    • 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
    • H04L1/0067—Rate matching
    • H04L1/0068—Rate matching by puncturing
    • H04L1/0069—Puncturing patterns
FR0015078A 2000-11-22 2000-11-22 Codeur a turbocodes a synchronisation facilitee Expired - Fee Related FR2817091B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0015078A FR2817091B1 (fr) 2000-11-22 2000-11-22 Codeur a turbocodes a synchronisation facilitee
JP2002544857A JP3960225B2 (ja) 2000-11-22 2001-11-21 同期を容易にしたターボコーダによって伝送されたデータを復号する方法及び装置
US10/181,186 US7212590B2 (en) 2000-11-22 2001-11-21 Turbocoder with facilitated synchronization
PCT/FR2001/003660 WO2002043251A1 (fr) 2000-11-22 2001-11-21 Codeur a turbocodes a synchronisation facilitee
EP01997895A EP1346481A1 (fr) 2000-11-22 2001-11-21 Codeur a turbocodes a synchronisation facilitee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0015078A FR2817091B1 (fr) 2000-11-22 2000-11-22 Codeur a turbocodes a synchronisation facilitee

Publications (2)

Publication Number Publication Date
FR2817091A1 FR2817091A1 (fr) 2002-05-24
FR2817091B1 true FR2817091B1 (fr) 2003-03-21

Family

ID=8856757

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0015078A Expired - Fee Related FR2817091B1 (fr) 2000-11-22 2000-11-22 Codeur a turbocodes a synchronisation facilitee

Country Status (5)

Country Link
US (1) US7212590B2 (fr)
EP (1) EP1346481A1 (fr)
JP (1) JP3960225B2 (fr)
FR (1) FR2817091B1 (fr)
WO (1) WO2002043251A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8000411B2 (en) * 2008-01-04 2011-08-16 Qualcomm Incorporated Decoding scheme using multiple hypotheses about transmitted messages

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04290316A (ja) * 1991-03-19 1992-10-14 Fujitsu Ltd ビット誤り低減方式
JP2666679B2 (ja) * 1993-04-27 1997-10-22 日本電気株式会社 スロット受信同期回路
JP2768621B2 (ja) * 1993-06-25 1998-06-25 沖電気工業株式会社 分散送信される畳み込み符号の復号装置
GB9511551D0 (en) * 1995-06-07 1995-08-02 Discovision Ass Signal processing system
US5710783A (en) * 1995-06-07 1998-01-20 Luthi; Daniel A. Optimization of synchronization control in concatenated decoders
KR100265674B1 (ko) * 1995-06-07 2000-09-15 데니스 피셸 인코드된 데이타 스트림에 대한 에러 검출 및 정정시스템
US5742622A (en) * 1996-03-12 1998-04-21 Discovision Associates Error detection and correction system for a stream of encoded data
US5956377A (en) 1996-05-31 1999-09-21 Vtech Communications, Ltd. Method and apparatus for synchronizing frames within a continuous stream of digital data
GB2316585A (en) * 1996-08-23 1998-02-25 Daewoo Electronics Co Ltd Synchronization method and apparatus in Viterbi decoder
FR2753025B1 (fr) * 1996-08-28 1998-11-13 Pyndiah Ramesh Procede de transmission de bits d'information avec codage correcteur d'erreurs, codeur et decodeur pour la mise en oeuvre de ce procede
US5953311A (en) * 1997-02-18 1999-09-14 Discovision Associates Timing synchronization in a receiver employing orthogonal frequency division multiplexing
FR2760302B1 (fr) * 1997-03-03 2000-08-04 Alsthom Cge Alcatel Procede et dispositif pour la transmission de trames de donnees
EP0932284A3 (fr) * 1998-01-27 2002-08-14 Hitachi Denshi Kabushiki Kaisha Système de transmission multiporteuse à largeur de bande modifiable
CA2263280C (fr) 1998-03-04 2008-10-07 International Mobile Satellite Organization Methode et appareil de communication mobile par satellite
JP2991694B1 (ja) * 1998-06-12 1999-12-20 日本放送協会 デジタル送信装置および受信装置
JP2000068863A (ja) * 1998-08-19 2000-03-03 Fujitsu Ltd 符号化装置及びその方法
JP3807120B2 (ja) * 1998-09-30 2006-08-09 日本ビクター株式会社 直交周波数分割多重信号伝送方法、送信装置及び受信装置
GB2343342A (en) 1998-10-28 2000-05-03 Int Mobile Satellite Org Satellite communication system with variable data transmission rate
US6625234B1 (en) * 1998-12-10 2003-09-23 Nortel Networks Limited Efficient implementations of proposed turbo code interleavers for third generation code division multiple access
US6493402B1 (en) * 1999-05-27 2002-12-10 Zenith Electronics Corporation Mode control for trellis decoder
US6473878B1 (en) * 1999-05-28 2002-10-29 Lucent Technologies Inc. Serial-concatenated turbo codes
EP1281241A2 (fr) 2000-04-04 2003-02-05 Advanced Hardware Architectures, Inc Systeme de turbo decodeur de code produit ameliore

Also Published As

Publication number Publication date
EP1346481A1 (fr) 2003-09-24
US20030071720A1 (en) 2003-04-17
JP2004515102A (ja) 2004-05-20
FR2817091A1 (fr) 2002-05-24
WO2002043251A1 (fr) 2002-05-30
US7212590B2 (en) 2007-05-01
JP3960225B2 (ja) 2007-08-15

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Legal Events

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