BRPI0817253A2 - Método de encodificação, encodificador e decodificador - Google Patents

Método de encodificação, encodificador e decodificador

Info

Publication number
BRPI0817253A2
BRPI0817253A2 BRPI0817253-6A BRPI0817253A BRPI0817253A2 BR PI0817253 A2 BRPI0817253 A2 BR PI0817253A2 BR PI0817253 A BRPI0817253 A BR PI0817253A BR PI0817253 A2 BRPI0817253 A2 BR PI0817253A2
Authority
BR
Brazil
Prior art keywords
encoder
encoding
decoder method
decoder
Prior art date
Application number
BRPI0817253-6A
Other languages
English (en)
Inventor
Yutaka Murakami
Shutai Okamura
Masayuki Orihashi
Takaaki Kishigami
Shozo Okasaka
Original Assignee
Panasonic 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
Priority claimed from JP2008000844A external-priority patent/JP5160904B2/ja
Priority claimed from JP2008149478A external-priority patent/JP4564080B2/ja
Application filed by Panasonic Corp filed Critical Panasonic Corp
Publication of BRPI0817253A2 publication Critical patent/BRPI0817253A2/pt
Publication of BRPI0817253B1 publication Critical patent/BRPI0817253B1/pt

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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1148—Structural properties of the code parity-check or generator matrix
    • H03M13/1154—Low-density parity-check convolutional codes [LDPC-CC]
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/11—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits using multiple parity bits
    • H03M13/1102—Codes on graphs and decoding on graphs, e.g. low-density parity check [LDPC] codes
    • H03M13/1148—Structural properties of the code parity-check or generator matrix
    • H03M13/118—Parity check matrix structured for simplifying encoding, e.g. by having a triangular or an approximate triangular structure
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/23—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using convolutional codes, e.g. unit memory codes
    • H03M13/235—Encoding of convolutional codes, e.g. methods or arrangements for parallel or block-wise encoding
    • 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
    • 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
    • H04L1/0041—Arrangements at the transmitter end

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
BRPI0817253-6A 2007-09-28 2008-09-26 Método de codificação, codificador e decodificador BRPI0817253B1 (pt)

Applications Claiming Priority (17)

Application Number Priority Date Filing Date Title
JP2007-256567 2007-09-28
JP2007256567 2007-09-28
JP2007-340963 2007-12-28
JP2007340963 2007-12-28
JP2008000847 2008-01-07
JP2008-000844 2008-01-07
JP2008000844A JP5160904B2 (ja) 2007-09-28 2008-01-07 符号化方法、符号化器、復号器
JP2008-000847 2008-01-07
JP2008015670 2008-01-25
JP2008-015670 2008-01-25
JP2008-045290 2008-02-26
JP2008045290 2008-02-26
JP2008-061749 2008-03-11
JP2008061749 2008-03-11
JP2008-149478 2008-06-06
JP2008149478A JP4564080B2 (ja) 2008-01-07 2008-06-06 符号化方法、符号化器、復号器
PCT/JP2008/002701 WO2009041070A1 (ja) 2007-09-28 2008-09-26 符号化方法、符号化器、復号器

Publications (2)

Publication Number Publication Date
BRPI0817253A2 true BRPI0817253A2 (pt) 2015-06-16
BRPI0817253B1 BRPI0817253B1 (pt) 2019-06-04

Family

ID=42126070

Family Applications (3)

Application Number Title Priority Date Filing Date
BR122019003642A BR122019003642A8 (pt) 2007-09-28 2008-09-26 Método e aparelho de transmissão que usam um método de codificação de um código convolucional de verificação de paridade de baixa densidade
BR122019003652A BR122019003652A8 (pt) 2007-09-28 2008-09-26 Método de codificação, codificador estruturado para criar um código convolucional de verificação de paridade de baixa densidade e decodificador que decodifica um código convolucional de verificação de paridade de baixa densidade
BRPI0817253-6A BRPI0817253B1 (pt) 2007-09-28 2008-09-26 Método de codificação, codificador e decodificador

Family Applications Before (2)

Application Number Title Priority Date Filing Date
BR122019003642A BR122019003642A8 (pt) 2007-09-28 2008-09-26 Método e aparelho de transmissão que usam um método de codificação de um código convolucional de verificação de paridade de baixa densidade
BR122019003652A BR122019003652A8 (pt) 2007-09-28 2008-09-26 Método de codificação, codificador estruturado para criar um código convolucional de verificação de paridade de baixa densidade e decodificador que decodifica um código convolucional de verificação de paridade de baixa densidade

Country Status (5)

Country Link
US (5) US8745471B2 (pt)
EP (4) EP3059869B1 (pt)
CN (3) CN103281091B (pt)
BR (3) BR122019003642A8 (pt)
WO (1) WO2009041070A1 (pt)

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Also Published As

Publication number Publication date
EP3059869A1 (en) 2016-08-24
US20160248443A1 (en) 2016-08-25
EP3416293A1 (en) 2018-12-19
CN103281091B (zh) 2017-10-27
US10560121B2 (en) 2020-02-11
EP2192692B1 (en) 2016-05-25
EP2192692A4 (en) 2011-06-22
BR122019003642A2 (pt) 2015-06-16
US20100205511A1 (en) 2010-08-12
CN103220004A (zh) 2013-07-24
US11121723B2 (en) 2021-09-14
BR122019003652A2 (pt) 2015-06-16
US9859921B2 (en) 2018-01-02
EP3614567A1 (en) 2020-02-26
BRPI0817253B1 (pt) 2019-06-04
US20140325304A1 (en) 2014-10-30
BR122019003652A8 (pt) 2023-01-31
WO2009041070A1 (ja) 2009-04-02
EP2192692A1 (en) 2010-06-02
US20180167085A1 (en) 2018-06-14
US8745471B2 (en) 2014-06-03
BR122019003642A8 (pt) 2023-01-31
EP3416293B1 (en) 2019-11-20
US20200162110A1 (en) 2020-05-21
CN103220004B (zh) 2017-05-10
CN103281091A (zh) 2013-09-04
EP3614567B1 (en) 2023-12-20
EP3059869B1 (en) 2018-09-26
CN101809872B (zh) 2013-06-05
CN101809872A (zh) 2010-08-18
US9276611B2 (en) 2016-03-01

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