DE3784741T2 - Dekoder fuer produkt-kodes und verfahren zur dekodierung dieser kodes. - Google Patents

Dekoder fuer produkt-kodes und verfahren zur dekodierung dieser kodes.

Info

Publication number
DE3784741T2
DE3784741T2 DE8787300187T DE3784741T DE3784741T2 DE 3784741 T2 DE3784741 T2 DE 3784741T2 DE 8787300187 T DE8787300187 T DE 8787300187T DE 3784741 T DE3784741 T DE 3784741T DE 3784741 T2 DE3784741 T2 DE 3784741T2
Authority
DE
Germany
Prior art keywords
decoder
decoding
code
product codes
codes
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE8787300187T
Other languages
English (en)
Other versions
DE3784741D1 (de
Inventor
Yoichiro C O Patent Divis Sako
Shinichi C O Patent D Yamamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony 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 JP61003147A external-priority patent/JPH07114371B2/ja
Priority claimed from JP61013553A external-priority patent/JP2578762B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE3784741D1 publication Critical patent/DE3784741D1/de
Application granted granted Critical
Publication of DE3784741T2 publication Critical patent/DE3784741T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03M13/29—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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Error Detection And Correction (AREA)
  • Detection And Correction Of Errors (AREA)
DE8787300187T 1986-01-10 1987-01-09 Dekoder fuer produkt-kodes und verfahren zur dekodierung dieser kodes. Expired - Lifetime DE3784741T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61003147A JPH07114371B2 (ja) 1986-01-10 1986-01-10 復号装置
JP61013553A JP2578762B2 (ja) 1986-01-24 1986-01-24 エラ−訂正符号生成装置

Publications (2)

Publication Number Publication Date
DE3784741D1 DE3784741D1 (de) 1993-04-22
DE3784741T2 true DE3784741T2 (de) 1993-09-09

Family

ID=26336659

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787300187T Expired - Lifetime DE3784741T2 (de) 1986-01-10 1987-01-09 Dekoder fuer produkt-kodes und verfahren zur dekodierung dieser kodes.

Country Status (7)

Country Link
US (1) US4785451A (de)
EP (1) EP0229698B1 (de)
KR (1) KR960003094B1 (de)
AU (1) AU601388B2 (de)
CA (1) CA1264091A (de)
DE (1) DE3784741T2 (de)
HK (1) HK95295A (de)

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AU594995B2 (en) * 1986-01-24 1990-03-22 Sony Corporation Data transmission method suitable for a disc
JPS62234426A (ja) * 1986-04-04 1987-10-14 Sony Corp エラ−訂正方法
US4907215A (en) * 1986-08-27 1990-03-06 Sony Corporation Integral optical recording of product code in data areas
JP2605271B2 (ja) * 1987-02-10 1997-04-30 ソニー株式会社 エラー訂正及びチエツク装置
JP2945007B2 (ja) * 1987-09-29 1999-09-06 ソニー株式会社 データ伝送方法
JP2695195B2 (ja) * 1988-09-02 1997-12-24 三菱電機株式会社 誤り訂正回路
US5136592A (en) * 1989-06-28 1992-08-04 Digital Equipment Corporation Error detection and correction system for long burst errors
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JPH0447569A (ja) * 1990-06-15 1992-02-17 Canon Inc ディジタル記録再生装置
EP0540007B1 (de) * 1991-10-29 1999-01-07 Nippon Hoso Kyokai Verfahren und Vorrichtung zum Empfang von Informationssignalen
US6367046B1 (en) * 1992-09-23 2002-04-02 International Business Machines Corporation Multi-bit error correction system
CA2113941A1 (en) * 1993-01-25 1994-07-26 Andrew J. Macdonald Error correcting decoder and decoding method for receivers in digital cellular communications systems
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JP3328093B2 (ja) * 1994-07-12 2002-09-24 三菱電機株式会社 エラー訂正装置
US5719884A (en) * 1995-07-27 1998-02-17 Hewlett-Packard Company Error correction method and apparatus based on two-dimensional code array with reduced redundancy
US5721739A (en) * 1995-12-14 1998-02-24 Fairchild Semiconductor Corporation Method for detecting read errors, correcting single-bit read errors and reporting multiple-bit read errors
US6112324A (en) * 1996-02-02 2000-08-29 The Arizona Board Of Regents Acting On Behalf Of The University Of Arizona Direct access compact disc, writing and reading method and device for same
FR2753026B1 (fr) * 1996-08-28 1998-11-13 Pyndiah Ramesh Procede de transmission de bits d'information avec codage correcteur d'erreurs, codeur et decodeur pour la mise en oeuvre de ce procede
FR2753025B1 (fr) * 1996-08-28 1998-11-13 Pyndiah Ramesh Procede de transmission de bits d'information avec codage correcteur d'erreurs, codeur et decodeur pour la mise en oeuvre de ce procede
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JP3340933B2 (ja) * 1997-02-15 2002-11-05 東芝デジタルメディアエンジニアリング株式会社 誤り訂正方法及びｄｖｄ再生装置
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US6304992B1 (en) * 1998-09-24 2001-10-16 Sun Microsystems, Inc. Technique for correcting single-bit errors in caches with sub-block parity bits
US6580683B1 (en) 1999-06-23 2003-06-17 Dataplay, Inc. Optical recording medium having a master data area and a writeable data area
US7593300B2 (en) 2001-01-25 2009-09-22 Dphi Acquisitions, Inc. Digital tracking servo system with off-format detection
US7782721B2 (en) * 2001-01-25 2010-08-24 Dphi Acquisitions, Inc. Digital focus and tracking servo system with multi-zone calibration
US6958957B2 (en) * 2001-01-25 2005-10-25 Dphi Acquisitions, Inc. Digital tracking and focus servo system with TES to FES crosstalk calibration
US7023776B2 (en) * 2001-01-25 2006-04-04 Dphi Acquisitions, Inc. Calibration initiation methods for a tracking and focus servo system
US6728182B2 (en) 2001-01-25 2004-04-27 Dphi Acquisitions, Inc. Tracking and focus servo system with a media type boundary crossing detector
US7196979B2 (en) 2001-01-25 2007-03-27 Dphi Acquisitions, Inc. Calibration storage methods for a digital focus and tracking servo system with calibration
US6809995B2 (en) 2001-01-25 2004-10-26 Dphi Acquisitions, Inc. Digital focus and tracking servo system
US6882603B2 (en) * 2001-01-25 2005-04-19 Dphi Acquisitions, Inc. Digital tracking servo system with tracking skate detection
US6781929B2 (en) 2001-01-25 2004-08-24 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek
US6762980B2 (en) 2001-01-25 2004-07-13 Dphi Acquisitions, Inc. Digital tracking servo system with a multi-track seeking and accelerated servo function for regaining a closed tracking loop
US6898164B2 (en) 2001-01-25 2005-05-24 Dphi Acquisitions, Inc. Close tracking algorithm in a digital tracking servo system
US6970403B2 (en) * 2001-01-25 2005-11-29 Dphi Acquisition, Inc. Calibration of tracking error signal offset in a tracking servo system
US7680004B2 (en) * 2001-01-25 2010-03-16 Dphi Acquisitions, Inc. Digital servo system with inverse non-linearity compensation
US6704261B2 (en) 2001-01-25 2004-03-09 Dphi Acquisitions, Inc. Spin motor control in an optical drive
US6891781B2 (en) * 2001-01-25 2005-05-10 Dphi Acquisitions, Inc. Digital servo system with second order compensator
US6738320B2 (en) 2001-01-25 2004-05-18 Dphi Acquisitions, Inc. System and method for moving optical pick up from current position to target position with smooth control
US6904007B2 (en) * 2001-01-25 2005-06-07 Dphi Acquisitions, Inc. Digital servo system with loop gain calibration
US6909676B2 (en) * 2001-01-25 2005-06-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with track zero crossing detection
US7020054B2 (en) * 2001-01-25 2006-03-28 Dphi Acquisitions, Inc. Digital servo system with biased feed-forward
US6847596B2 (en) 2001-01-25 2005-01-25 Dphi Acquisitions, Inc. Tracking servo system including a multi-track seek algorithm with a track zero crossing period integrity test
US6891789B2 (en) * 2001-01-25 2005-05-10 Dphi Acquisitions, Inc. Tracking and focus servo system with automatic media type detector
US6813228B2 (en) 2001-01-25 2004-11-02 Dphi Acquisitions, Inc. Tracking and focus servo system with direction sensor
US7092322B2 (en) * 2001-01-25 2006-08-15 Dphi Acquisitions, Inc. Calibration of focus error signal offset in a focus servo system
US7260031B2 (en) 2001-01-25 2007-08-21 Dphi Acquisitions, Inc. Digital focus and tracking servo system with one-track jump
US7095683B2 (en) * 2001-01-25 2006-08-22 Dphi Acquisitions, Inc. Tracking and focus digital servo system with write abort
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
US7414940B2 (en) 2001-01-25 2008-08-19 Dphi Acquisitions, Inc. Calibration of a focus error signal gain in a focus servo system
US6937543B2 (en) 2001-01-25 2005-08-30 Dphi Acquisitions, Inc. Digital focus servo system with a sliding notch filter
US7672199B2 (en) 2001-01-25 2010-03-02 Dphi Acquisitions, Inc. Close focus algorithm in a digital focus servo system
US6922380B2 (en) 2001-01-25 2005-07-26 Dphi Acquisitions, Inc. Tracking and focus servo system with anti-skate algorithm
US6847597B2 (en) 2001-01-25 2005-01-25 Dphi Acquisitions, Inc. Optical disk drive with a digital focus and tracking servo system
US6885619B2 (en) * 2001-01-25 2005-04-26 Dphi Acquisitions, Inc. Detector input stray light offset calibration in an optical disk drive
US6930963B2 (en) 2001-01-25 2005-08-16 Dphi Acquistions, Inc. Tracking and focus servo system with head load
US6906985B2 (en) 2001-01-25 2005-06-14 Dphi Acquisitions, Inc. Calibration of tracking error signal gain in a tracking servo system
US6950380B2 (en) * 2001-01-25 2005-09-27 Dphi Acquisitions, Inc. Detector input dark current offset calibration in an optical disk drive digital servo
US6956797B2 (en) * 2001-01-25 2005-10-18 Dphi Acquisitions, Inc. Digital servo system with error signal integrity testing
US7492675B2 (en) * 2001-01-25 2009-02-17 Dphi Acquisitions, Inc. Digital servo system with calibrated notch filters
US6813226B2 (en) 2001-01-25 2004-11-02 Dphi Acquisitions, Inc. Calibration of a focus sum threshold in a focus servo system
US6882601B2 (en) 2001-01-25 2005-04-19 Dphi Acquisitions, Inc. Digital servo system with feed-forward control loops
US6965547B2 (en) * 2001-01-25 2005-11-15 Dphi Acquisitions, Inc. Tracking and focus servo system with error signal inverse non-linearity calibration
US7016280B2 (en) * 2001-01-25 2006-03-21 Dphi Acquisitions, Inc. Tracking and focus servo system with defect detection
US6970410B2 (en) * 2001-01-25 2005-11-29 Dphi Acquisitions, Inc. Focus detection in a digital focus servo system
US7023766B2 (en) 2001-01-25 2006-04-04 Dphi Acquisitions, Inc. Flexible servicing of servo algorithms using a digital signal processor
WO2002078196A1 (en) * 2001-03-22 2002-10-03 University Of Florida Method and coding means for error-correction utilizing concatenated parity and turbo codes
US8656246B2 (en) * 2001-04-16 2014-02-18 Qualcomm Incorporated Method and an apparatus for use of codes in multicast transmission
FR2838580B1 (fr) * 2002-04-12 2005-04-01 Canon Kk Procedes et dispositifs de faible cout pour le decodage de codes produits
JP2005149416A (ja) * 2003-11-19 2005-06-09 Fuji Xerox Co Ltd 画像形成装置及びその交換部品
US8199689B2 (en) 2005-09-21 2012-06-12 Intermec Ip Corp. Stochastic communication protocol method and system for radio frequency identification (RFID) tags based on coalition formation, such as for tag-to-tag communication
JP4619931B2 (ja) * 2005-11-22 2011-01-26 株式会社東芝 復号装置、記憶装置および復号方法
US8120461B2 (en) 2006-04-03 2012-02-21 Intermec Ip Corp. Automatic data collection device, method and article
US8002173B2 (en) 2006-07-11 2011-08-23 Intermec Ip Corp. Automatic data collection device, method and article
US7546955B2 (en) * 2007-03-16 2009-06-16 Intermec Ip Corp. Systems, devices, and methods for reading machine-readable characters and human-readable characters
JP4538034B2 (ja) * 2007-09-26 2010-09-08 株式会社東芝 半導体記憶装置、及びその制御方法
US8145975B2 (en) * 2008-02-28 2012-03-27 Ip Video Communications Corporation Universal packet loss recovery system for delivery of real-time streaming multimedia content over packet-switched networks
JP4327883B1 (ja) * 2008-04-28 2009-09-09 株式会社東芝 情報処理装置、情報処理方法

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Also Published As

Publication number Publication date
EP0229698B1 (de) 1993-03-17
KR960003094B1 (ko) 1996-03-04
DE3784741D1 (de) 1993-04-22
US4785451A (en) 1988-11-15
KR870007610A (ko) 1987-08-20
EP0229698A2 (de) 1987-07-22
CA1264091A (en) 1989-12-27
AU601388B2 (en) 1990-09-13
AU6716487A (en) 1987-07-16
HK95295A (en) 1995-06-23
EP0229698A3 (en) 1989-02-15

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