BR9804859B1 - processo de codificação em turbo em um sistema de comunicações bem como sistema de comunicações. - Google Patents

processo de codificação em turbo em um sistema de comunicações bem como sistema de comunicações.

Info

Publication number
BR9804859B1
BR9804859B1 BRPI9804859-7A BR9804859A BR9804859B1 BR 9804859 B1 BR9804859 B1 BR 9804859B1 BR 9804859 A BR9804859 A BR 9804859A BR 9804859 B1 BR9804859 B1 BR 9804859B1
Authority
BR
Brazil
Prior art keywords
communications system
well
coding process
turbo coding
turbo
Prior art date
Application number
BRPI9804859-7A
Other languages
English (en)
Portuguese (pt)
Other versions
BR9804859A (pt
Inventor
John Anderson Fergus Ross
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 filed Critical
Publication of BR9804859A publication Critical patent/BR9804859A/pt
Publication of BR9804859B1 publication Critical patent/BR9804859B1/pt

Links

Classifications

    • 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
    • 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
    • H03M13/2975—Judging correct decoding, e.g. iteration stopping criteria
    • 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
    • H03M13/3761—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35 using code combining, i.e. using combining of codeword portions which may have been transmitted separately, e.g. Digital Fountain codes, Raptor codes or Luby Transform [LT] 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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/635—Error control coding in combination with rate matching
    • H03M13/6362—Error control coding in combination with rate matching by puncturing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • 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
    • 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
    • H04L1/0069—Puncturing patterns
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
    • H04L1/1819—Hybrid protocols; Hybrid automatic repeat request [HARQ] with retransmission of additional or different redundancy
    • 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
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1829—Arrangements specially adapted for the receiver end
    • H04L1/1835—Buffer management
    • H04L1/1845—Combining techniques, e.g. code combining
    • 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
    • H03M13/63—Joint error correction and other techniques
    • H03M13/6306—Error control coding in combination with Automatic Repeat reQuest [ARQ] and diversity transmission, e.g. coding schemes for the multiple transmission of the same information or the transmission of incremental redundancy
    • 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
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
BRPI9804859-7A 1997-04-21 1998-04-15 processo de codificação em turbo em um sistema de comunicações bem como sistema de comunicações. BR9804859B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/845,095 US5983384A (en) 1997-04-21 1997-04-21 Turbo-coding with staged data transmission and processing
PCT/US1998/007348 WO1998048517A1 (en) 1997-04-21 1998-04-15 Turbo-coding with staged data transmission and processing

Publications (2)

Publication Number Publication Date
BR9804859A BR9804859A (pt) 1999-08-24
BR9804859B1 true BR9804859B1 (pt) 2010-05-18

Family

ID=25294382

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9804859-7A BR9804859B1 (pt) 1997-04-21 1998-04-15 processo de codificação em turbo em um sistema de comunicações bem como sistema de comunicações.

Country Status (8)

Country Link
US (1) US5983384A (enExample)
EP (4) EP2296284A1 (enExample)
JP (5) JP4083240B2 (enExample)
CN (1) CN1102817C (enExample)
BR (1) BR9804859B1 (enExample)
DE (2) DE69816261T2 (enExample)
IL (1) IL127588A (enExample)
WO (1) WO1998048517A1 (enExample)

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EP1326346A3 (en) 2004-01-02
EP1933466A3 (en) 2008-07-16
DE69816261D1 (de) 2003-08-14
CN1224546A (zh) 1999-07-28
BR9804859A (pt) 1999-08-24
IL127588A0 (en) 1999-10-28
EP1326346B1 (en) 2008-10-01
DE69816261T2 (de) 2004-04-22
CN1102817C (zh) 2003-03-05
DE69840079D1 (de) 2008-11-13
EP0937337A1 (en) 1999-08-25
JP2008086036A (ja) 2008-04-10
JP4719205B2 (ja) 2011-07-06
JP2000514276A (ja) 2000-10-24
EP0937337B1 (en) 2003-07-09
JP2011109724A (ja) 2011-06-02
EP1326346A2 (en) 2003-07-09
JP4083240B2 (ja) 2008-04-30
JP5391218B2 (ja) 2014-01-15
IL127588A (en) 2005-11-20
WO1998048517A1 (en) 1998-10-29
JP2005245027A (ja) 2005-09-08
JP4495236B2 (ja) 2010-06-30
US5983384A (en) 1999-11-09
EP2296284A1 (en) 2011-03-16
EP1933466A2 (en) 2008-06-18

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