DE69736881D1 - Parallel verketteter tail-biting-faltungskode und dekoder dafür - Google Patents

Parallel verketteter tail-biting-faltungskode und dekoder dafür

Info

Publication number
DE69736881D1
DE69736881D1 DE69736881T DE69736881T DE69736881D1 DE 69736881 D1 DE69736881 D1 DE 69736881D1 DE 69736881 T DE69736881 T DE 69736881T DE 69736881 T DE69736881 T DE 69736881T DE 69736881 D1 DE69736881 D1 DE 69736881D1
Authority
DE
Germany
Prior art keywords
tail biting
folding code
chained
decoder therefor
parallel
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
DE69736881T
Other languages
English (en)
Other versions
DE69736881T2 (de
Inventor
Michael Hladik
Bailey Anderson
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.)
SES Americom Inc
Original Assignee
SES Americom 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 SES Americom Inc filed Critical SES Americom Inc
Application granted granted Critical
Publication of DE69736881D1 publication Critical patent/DE69736881D1/de
Publication of DE69736881T2 publication Critical patent/DE69736881T2/de
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
    • 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
    • H03M13/29—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
    • H03M13/29—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
    • H03M13/2978—Particular arrangement of the component decoders
    • H03M13/2981—Particular arrangement of the component decoders using as many component decoders as component 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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/3723—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35 using means or methods for the initialisation of the decoder
    • 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
    • H03M13/3905—Maximum a posteriori probability [MAP] decoding or approximations thereof based on trellis or lattice decoding, e.g. forward-backward algorithm, log-MAP decoding, max-log-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
    • H04L1/0067—Rate matching
    • H04L1/0068—Rate matching by puncturing
DE69736881T 1996-04-19 1997-04-14 Parallel verketteter tail-biting-faltungskode und dekoder dafür Expired - Fee Related DE69736881T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US636732 1991-01-02
US08/636,732 US5721745A (en) 1996-04-19 1996-04-19 Parallel concatenated tail-biting convolutional code and decoder therefor
PCT/US1997/006129 WO1997040582A1 (en) 1996-04-19 1997-04-14 Parallel concatenated tail-biting convolutional code and decoder therefor

Publications (2)

Publication Number Publication Date
DE69736881D1 true DE69736881D1 (de) 2006-12-14
DE69736881T2 DE69736881T2 (de) 2007-06-21

Family

ID=24553103

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69736881T Expired - Fee Related DE69736881T2 (de) 1996-04-19 1997-04-14 Parallel verketteter tail-biting-faltungskode und dekoder dafür

Country Status (21)

Country Link
US (1) US5721745A (de)
EP (1) EP0834222B1 (de)
JP (1) JP3857320B2 (de)
KR (1) KR100522263B1 (de)
CN (1) CN1111962C (de)
AR (1) AR006767A1 (de)
AU (1) AU716645B2 (de)
BR (1) BR9702156A (de)
CA (1) CA2221295C (de)
CZ (1) CZ296885B6 (de)
DE (1) DE69736881T2 (de)
HU (1) HU220815B1 (de)
ID (1) ID16464A (de)
IL (1) IL122525A0 (de)
MY (1) MY113013A (de)
NO (1) NO975966D0 (de)
PL (3) PL184230B1 (de)
RU (1) RU2187196C2 (de)
UA (1) UA44779C2 (de)
WO (1) WO1997040582A1 (de)
ZA (1) ZA973217B (de)

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RU2187196C2 (ru) 2002-08-10
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