SG43207A1 - Post processing method and apparatus for symbol reliability generation - Google Patents

Post processing method and apparatus for symbol reliability generation

Info

Publication number
SG43207A1
SG43207A1 SG1996005553A SG1996005553A SG43207A1 SG 43207 A1 SG43207 A1 SG 43207A1 SG 1996005553 A SG1996005553 A SG 1996005553A SG 1996005553 A SG1996005553 A SG 1996005553A SG 43207 A1 SG43207 A1 SG 43207A1
Authority
SG
Singapore
Prior art keywords
processing method
post processing
reliability generation
symbol reliability
symbol
Prior art date
Application number
SG1996005553A
Other languages
English (en)
Inventor
Nambirajan Seshadri
Peter Hoeher
Original Assignee
At & T Corp
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 At & T Corp filed Critical At & T Corp
Publication of SG43207A1 publication Critical patent/SG43207A1/en

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
    • H03M13/37—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
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • H03M13/4138—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors soft-output Viterbi algorithm based decoding, i.e. Viterbi decoding with weighted decisions
    • H03M13/4146—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors soft-output Viterbi algorithm based decoding, i.e. Viterbi decoding with weighted decisions soft-output Viterbi decoding according to Battail and Hagenauer in which the soft-output is determined using path metric differences along the maximum-likelihood path, i.e. "SOVA" 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
    • H03M13/37—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
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Hardware Redundancy (AREA)
SG1996005553A 1993-05-21 1994-05-11 Post processing method and apparatus for symbol reliability generation SG43207A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/065,296 US5457704A (en) 1993-05-21 1993-05-21 Post processing method and apparatus for symbol reliability generation

Publications (1)

Publication Number Publication Date
SG43207A1 true SG43207A1 (en) 1997-10-17

Family

ID=22061713

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996005553A SG43207A1 (en) 1993-05-21 1994-05-11 Post processing method and apparatus for symbol reliability generation

Country Status (7)

Country Link
US (1) US5457704A (de)
EP (1) EP0625829B1 (de)
JP (1) JP3537183B2 (de)
AU (1) AU673251B2 (de)
DE (1) DE69421963T2 (de)
ES (1) ES2142375T3 (de)
SG (1) SG43207A1 (de)

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Also Published As

Publication number Publication date
EP0625829A2 (de) 1994-11-23
US5457704A (en) 1995-10-10
EP0625829B1 (de) 1999-12-08
HK1003214A1 (en) 1998-10-16
AU673251B2 (en) 1996-10-31
DE69421963D1 (de) 2000-01-13
DE69421963T2 (de) 2000-07-13
JPH0722968A (ja) 1995-01-24
ES2142375T3 (es) 2000-04-16
JP3537183B2 (ja) 2004-06-14
AU6321994A (en) 1994-11-24
EP0625829A3 (de) 1997-08-20

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