HU220815B1 - Eljárás párhuzamos, összefűzött, spirálos kódolásra és dekódolásra, összetettkódszó-kódoló és dekódoló, kódoló és dekódolórendszer - Google Patents

Eljárás párhuzamos, összefűzött, spirálos kódolásra és dekódolásra, összetettkódszó-kódoló és dekódoló, kódoló és dekódolórendszer Download PDF

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Publication number
HU220815B1
HU220815B1 HU9901440A HUP9901440A HU220815B1 HU 220815 B1 HU220815 B1 HU 220815B1 HU 9901440 A HU9901440 A HU 9901440A HU P9901440 A HUP9901440 A HU P9901440A HU 220815 B1 HU220815 B1 HU 220815B1
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Hungary
Prior art keywords
decoder
encoder
code
composite
bits
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HU9901440A
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English (en)
Hungarian (hu)
Inventor
John Bailey Anderson
Stephen Michael Hladik
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General Electric Co.
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Publication of HUP9901440A2 publication Critical patent/HUP9901440A2/hu
Publication of HUP9901440A3 publication Critical patent/HUP9901440A3/hu
Publication of HU220815B1 publication Critical patent/HU220815B1/hu

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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

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  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
HU9901440A 1996-04-19 1997-04-14 Eljárás párhuzamos, összefűzött, spirálos kódolásra és dekódolásra, összetettkódszó-kódoló és dekódoló, kódoló és dekódolórendszer HU220815B1 (hu)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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 (3)

Publication Number Publication Date
HUP9901440A2 HUP9901440A2 (hu) 1999-08-30
HUP9901440A3 HUP9901440A3 (en) 2000-03-28
HU220815B1 true HU220815B1 (hu) 2002-05-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
HU9901440A HU220815B1 (hu) 1996-04-19 1997-04-14 Eljárás párhuzamos, összefűzött, spirálos kódolásra és dekódolásra, összetettkódszó-kódoló és dekódoló, kódoló és dekódolórendszer

Country Status (21)

Country Link
US (1) US5721745A (enExample)
EP (1) EP0834222B1 (enExample)
JP (1) JP3857320B2 (enExample)
KR (1) KR100522263B1 (enExample)
CN (1) CN1111962C (enExample)
AR (1) AR006767A1 (enExample)
AU (1) AU716645B2 (enExample)
BR (1) BR9702156A (enExample)
CA (1) CA2221295C (enExample)
CZ (1) CZ296885B6 (enExample)
DE (1) DE69736881T2 (enExample)
HU (1) HU220815B1 (enExample)
ID (1) ID16464A (enExample)
IL (1) IL122525A0 (enExample)
MY (1) MY113013A (enExample)
NO (1) NO975966D0 (enExample)
PL (3) PL183239B1 (enExample)
RU (1) RU2187196C2 (enExample)
UA (1) UA44779C2 (enExample)
WO (1) WO1997040582A1 (enExample)
ZA (1) ZA973217B (enExample)

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