NL1026852A1 - Codeer- en decodeerwerkwijzen en -toestellen voor opneemsysteem. - Google Patents

Codeer- en decodeerwerkwijzen en -toestellen voor opneemsysteem.

Info

Publication number
NL1026852A1
NL1026852A1 NL1026852A NL1026852A NL1026852A1 NL 1026852 A1 NL1026852 A1 NL 1026852A1 NL 1026852 A NL1026852 A NL 1026852A NL 1026852 A NL1026852 A NL 1026852A NL 1026852 A1 NL1026852 A1 NL 1026852A1
Authority
NL
Netherlands
Prior art keywords
encoding
recording system
decoding methods
decoding
methods
Prior art date
Application number
NL1026852A
Other languages
English (en)
Other versions
NL1026852C2 (nl
Inventor
Jun Lee
Kyong-Mi Lee
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of NL1026852A1 publication Critical patent/NL1026852A1/nl
Application granted granted Critical
Publication of NL1026852C2 publication Critical patent/NL1026852C2/nl

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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • 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
    • H03M13/296—Particular turbo code structure
    • H03M13/2963—Turbo-block codes, i.e. turbo codes based on block codes, e.g. turbo decoding of product 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
    • H03M13/6331—Error control coding in combination with equalisation
    • 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
    • H03M13/1177—Regular LDPC codes with parity-check matrices wherein all rows and columns have the same row weight and column weight, respectively

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
NL1026852A 2003-09-22 2004-08-17 Codeer- en decodeerwerkwijzen en -toestellen voor opneemsysteem. NL1026852C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020030065540A KR100559730B1 (ko) 2003-09-22 2003-09-22 기록 시스템을 위한 데이터 부호화/복호화 방법 및 장치
KR20030065540 2003-09-22

Publications (2)

Publication Number Publication Date
NL1026852A1 true NL1026852A1 (nl) 2005-03-24
NL1026852C2 NL1026852C2 (nl) 2005-07-05

Family

ID=34309480

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1026852A NL1026852C2 (nl) 2003-09-22 2004-08-17 Codeer- en decodeerwerkwijzen en -toestellen voor opneemsysteem.

Country Status (4)

Country Link
US (1) US7414551B2 (nl)
JP (1) JP4102859B2 (nl)
KR (1) KR100559730B1 (nl)
NL (1) NL1026852C2 (nl)

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US7590920B2 (en) * 2005-08-05 2009-09-15 Hitachi Global Storage Technologies Netherlands, B.V. Reduced complexity error correction encoding techniques
US7725800B2 (en) * 2005-08-05 2010-05-25 Hitachi Global Stroage Technologies Netherlands, B.V. Decoding techniques for correcting errors using soft information
US7770090B1 (en) 2005-09-14 2010-08-03 Trident Microsystems (Far East) Ltd. Efficient decoders for LDPC codes
CN100425017C (zh) * 2005-12-08 2008-10-08 西安电子科技大学 基于预编码的并行卷积ldpc码的编码器及其快速编码方法
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CN113411274B (zh) * 2021-05-14 2022-10-04 北京大学（天津滨海）新一代信息技术研究院 一种编码以及解码方法、装置、设备及介质

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Also Published As

Publication number Publication date
JP4102859B2 (ja) 2008-06-18
US20050062623A1 (en) 2005-03-24
KR100559730B1 (ko) 2006-03-15
JP2005102223A (ja) 2005-04-14
KR20050029771A (ko) 2005-03-28
US7414551B2 (en) 2008-08-19
NL1026852C2 (nl) 2005-07-05

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Legal Events

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AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20050502

PD2B A search report has been drawn up
SD Assignments of patents

Owner name: INSTITUTE FOR INFORMATION TECHNOLOGY ADVANCEMENT (

Effective date: 20080129

Owner name: SAMSUNG ELECTRONICS CO., LTD.

Effective date: 20080129

V1 Lapsed because of non-payment of the annual fee

Effective date: 20150301