PL182511B1 - Sposób dekodowania kodu kratowego z bitami końcowymi i dekoder kodu kratowego z bitami końcowymi - Google Patents

Sposób dekodowania kodu kratowego z bitami końcowymi i dekoder kodu kratowego z bitami końcowymi

Info

Publication number
PL182511B1
PL182511B1 PL97323523A PL32352397A PL182511B1 PL 182511 B1 PL182511 B1 PL 182511B1 PL 97323523 A PL97323523 A PL 97323523A PL 32352397 A PL32352397 A PL 32352397A PL 182511 B1 PL182511 B1 PL 182511B1
Authority
PL
Poland
Prior art keywords
probability
encoder
elements
vectors
state
Prior art date
Application number
PL97323523A
Other languages
English (en)
Polish (pl)
Other versions
PL323523A1 (en
Inventor
Stephen M. Hladik
John B. Anderson
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of PL323523A1 publication Critical patent/PL323523A1/xx
Publication of PL182511B1 publication Critical patent/PL182511B1/pl

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
    • H03M13/37—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
    • H03M13/3933—Decoding in probability domain
    • 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
    • H03M13/3938—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
    • H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
    • H03M13/615—Use of computational or mathematical techniques
    • H03M13/616—Matrix operations, especially for generator matrices or check matrices, e.g. column or row 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
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
    • H03M13/6583—Normalization other than scaling, e.g. by subtraction

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Computing Systems (AREA)
  • Error Detection And Correction (AREA)
PL97323523A 1996-04-19 1997-04-14 Sposób dekodowania kodu kratowego z bitami końcowymi i dekoder kodu kratowego z bitami końcowymi PL182511B1 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/636,742 US5721746A (en) 1996-04-19 1996-04-19 Optimal soft-output decoder for tail-biting trellis codes
PCT/US1997/006201 WO1997040583A1 (en) 1996-04-19 1997-04-14 An optimal soft-output decoder for tail-biting trellis codes

Publications (2)

Publication Number Publication Date
PL323523A1 PL323523A1 (en) 1998-03-30
PL182511B1 true PL182511B1 (pl) 2002-01-31

Family

ID=24553142

Family Applications (1)

Application Number Title Priority Date Filing Date
PL97323523A PL182511B1 (pl) 1996-04-19 1997-04-14 Sposób dekodowania kodu kratowego z bitami końcowymi i dekoder kodu kratowego z bitami końcowymi

Country Status (21)

Country Link
US (1) US5721746A (2)
EP (1) EP0834223A1 (2)
JP (1) JP3801211B2 (2)
KR (1) KR100531584B1 (2)
CN (1) CN1132320C (2)
AR (1) AR006722A1 (2)
AU (1) AU716761B2 (2)
BR (1) BR9702311A (2)
CA (1) CA2221137C (2)
CZ (1) CZ296383B6 (2)
HU (1) HU220832B1 (2)
ID (1) ID17231A (2)
IL (1) IL122526A (2)
MX (1) MX9710511A (2)
MY (1) MY125447A (2)
NO (1) NO975967L (2)
PL (1) PL182511B1 (2)
RU (1) RU2179367C2 (2)
UA (1) UA42841C2 (2)
WO (1) WO1997040583A1 (2)
ZA (1) ZA973213B (2)

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US6516437B1 (en) 2000-03-07 2003-02-04 General Electric Company Turbo decoder control for use with a programmable interleaver, variable block length, and multiple code rates
US7356752B2 (en) * 2000-03-14 2008-04-08 Comtech Telecommunications Corp. Enhanced turbo product codes
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Also Published As

Publication number Publication date
ZA973213B (en) 1997-11-14
CZ296383B6 (cs) 2006-03-15
CA2221137A1 (en) 1997-10-30
RU2179367C2 (ru) 2002-02-10
MX9710511A (es) 1998-03-31
AR006722A1 (es) 1999-09-08
CN1189936A (zh) 1998-08-05
JP3801211B2 (ja) 2006-07-26
PL323523A1 (en) 1998-03-30
EP0834223A1 (en) 1998-04-08
JPH11508440A (ja) 1999-07-21
AU716761B2 (en) 2000-03-09
IL122526A (en) 2003-10-31
AU2801997A (en) 1997-11-12
NO975967D0 (no) 1997-12-18
ID17231A (id) 1997-12-11
IL122526A0 (en) 1998-06-15
HUP9901431A3 (en) 1999-12-28
WO1997040583A1 (en) 1997-10-30
CA2221137C (en) 2004-10-12
CZ407497A3 (cs) 1998-06-17
KR19990028216A (ko) 1999-04-15
HU220832B1 (hu) 2002-05-28
HUP9901431A2 (hu) 1999-08-30
MY125447A (en) 2006-08-30
CN1132320C (zh) 2003-12-24
BR9702311A (pt) 1999-02-02
NO975967L (no) 1998-02-03
KR100531584B1 (ko) 2006-04-20
US5721746A (en) 1998-02-24
UA42841C2 (uk) 2001-11-15

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