FR2804806B1 - Procede et dispositif d'entrelacement, procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre - Google Patents

Procede et dispositif d'entrelacement, procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre

Info

Publication number
FR2804806B1
FR2804806B1 FR0001537A FR0001537A FR2804806B1 FR 2804806 B1 FR2804806 B1 FR 2804806B1 FR 0001537 A FR0001537 A FR 0001537A FR 0001537 A FR0001537 A FR 0001537A FR 2804806 B1 FR2804806 B1 FR 2804806B1
Authority
FR
France
Prior art keywords
encoding
systems
devices
same
decoding methods
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
FR0001537A
Other languages
English (en)
Other versions
FR2804806A1 (fr
Inventor
Philippe Piret
Dantec Claude Le
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to FR0001537A priority Critical patent/FR2804806B1/fr
Publication of FR2804806A1 publication Critical patent/FR2804806A1/fr
Application granted granted Critical
Publication of FR2804806B1 publication Critical patent/FR2804806B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03M13/29—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
    • H03M13/2993—Implementing the return to a predetermined state, i.e. trellis termination
    • 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
    • H03M13/27—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 using interleaving techniques
    • H03M13/2703—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 using interleaving techniques the interleaver involving at least two directions
    • H03M13/271—Row-column interleaver with permutations, e.g. block interleaving with inter-row, inter-column, intra-row or intra-column permutations
    • 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
    • H03M13/27—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 using interleaving techniques
    • H03M13/2771—Internal interleaver for turbo codes

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
FR0001537A 2000-02-08 2000-02-08 Procede et dispositif d'entrelacement, procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre Expired - Fee Related FR2804806B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0001537A FR2804806B1 (fr) 2000-02-08 2000-02-08 Procede et dispositif d'entrelacement, procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0001537A FR2804806B1 (fr) 2000-02-08 2000-02-08 Procede et dispositif d'entrelacement, procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre

Publications (2)

Publication Number Publication Date
FR2804806A1 FR2804806A1 (fr) 2001-08-10
FR2804806B1 true FR2804806B1 (fr) 2002-05-03

Family

ID=8846754

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0001537A Expired - Fee Related FR2804806B1 (fr) 2000-02-08 2000-02-08 Procede et dispositif d'entrelacement, procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre

Country Status (1)

Country Link
FR (1) FR2804806B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2837331B1 (fr) 2002-03-13 2004-06-18 Canon Kk Procede d'entrelacement d'une sequence binaire

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4394642A (en) * 1981-09-21 1983-07-19 Sperry Corporation Apparatus for interleaving and de-interleaving data
CA2277474C (fr) * 1997-11-10 2004-04-06 Akira Shibutani Procede et dispositif d'entrelacement, et support d'enregistrement dans lequel on a enregistre un programme de production de motifs d'entrelacement
EP0928071B8 (fr) * 1997-12-30 2007-04-25 Canon Kabushiki Kaisha Entrelaceur pour turbo-codeur

Also Published As

Publication number Publication date
FR2804806A1 (fr) 2001-08-10

Similar Documents

Publication Publication Date Title
DE60143699D1 (de) Datakodierungsvorrichtung mit mehrfachen kodierern
DE69908293D1 (de) Codier- und decodiervorrichtung zur ratenanpassung bei datenübertragung
BR9708685B1 (pt) dispositivo codificador e sistema.
DE69430147D1 (de) Bildkodierungsverfahren, und -vorrichtung
DE60123317D1 (de) Kodiersystem und Kodierverfahren
BR9901456B1 (pt) aparelho e sistema de codificação e decodificação sem perda.
DE60133562D1 (de) Kanalcodierungs-decodierungsvorrichtung und -verfa
DE69204933D1 (de) Rohrabsperrvorrichtung.
DE69935564D1 (de) Kodiervorrichtung und -verfahren
FR2807895B1 (fr) Procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre
DE69916726D1 (de) Kodierungsvorrichtung und -Verfahren
FR2802735B1 (fr) Procede et dispositif de codage, procede et dispositif de decodage, et systemes les mettant en oeuvre
FI20011768A0 (fi) Menetelmä liikearvioinnin suorittamiseksi videokoodauksessa, videokoodausjärjestelmä sekä videokoodauslaite
NO20030977L (no) Avsvovling og nye sorbenter for samme
FR2792150B1 (fr) Procedes et dispositis de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre
NO20024428L (no) Brönnkompletteringsanordning med et strömningsforsikringssystem, og tilknyttede fremgangsmåter
FR2792151B1 (fr) Procedes et dispositifs de codage et de decodage de signaux numeriques, et systemes les mettant en oeuvre
NL1010171A1 (nl) Reed-Solomon decoderingsinrichting en decoderingswerkwijze.
DE69524526D1 (de) Informationskodierungsverfahren und -vorrichtung, Informationsdekodierungsverfahren und -vorrichtung
FR2811169B1 (fr) Procede et dispositif de decodage et systemes les mettant en oeuvre
FR2804806B1 (fr) Procede et dispositif d'entrelacement, procedes et dispositifs de codage et de decodage et systemes les mettant en oeuvre
EP1033885A4 (fr) Dispositif et procede de codage et de decodage
FR2801446B1 (fr) Procede et dispositif de codage, procede et dispositif de decodage, et systemes les mettant en oeuvre
BR0109103B1 (pt) método e aparelho de purificação de águas residuais.
FR2806938B1 (fr) Dispositif de curage de canalisation

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20141031