DE69626350D1 - Aufzeichnungsmedium, digitale modulations/demodulationsvorrichtung und digitale modulations/demodulationsverfahren - Google Patents

Aufzeichnungsmedium, digitale modulations/demodulationsvorrichtung und digitale modulations/demodulationsverfahren

Info

Publication number
DE69626350D1
DE69626350D1 DE69626350T DE69626350T DE69626350D1 DE 69626350 D1 DE69626350 D1 DE 69626350D1 DE 69626350 T DE69626350 T DE 69626350T DE 69626350 T DE69626350 T DE 69626350T DE 69626350 D1 DE69626350 D1 DE 69626350D1
Authority
DE
Germany
Prior art keywords
digital modulation
demodulation
recording medium
demodulation method
demodulation device
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
DE69626350T
Other languages
English (en)
Other versions
DE69626350T2 (de
Inventor
Shin-Ichi Tanaka
Toshiyuki Shimada
Koichi Hirayama
Hisashi Yamada
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.)
Toshiba Corp
Panasonic Corp
Original Assignee
Toshiba Corp
Matsushita Electric Industrial 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 Toshiba Corp, Matsushita Electric Industrial Co Ltd filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE69626350D1 publication Critical patent/DE69626350D1/de
Publication of DE69626350T2 publication Critical patent/DE69626350T2/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
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
    • H03M5/145—Conversion to or from block codes or representations thereof
    • 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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • G11B2020/1469—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof modulation code with one or more merging bits between consecutive codewords

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Dc Digital Transmission (AREA)
DE69626350T 1995-04-14 1996-04-01 Aufzeichnungsmedium, digitale modulations/demodulationsvorrichtung und digitale modulations/demodulationsverfahren Expired - Lifetime DE69626350T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8972895 1995-04-14
JP08972895A JP3457093B2 (ja) 1995-04-14 1995-04-14 記録媒体並びにデジタル変復調方法およびその装置
PCT/JP1996/000880 WO1996032779A1 (en) 1995-04-14 1996-04-01 Recording medium, digital modulation/demodulation apparatus and digital modulation/demodulation method

Publications (2)

Publication Number Publication Date
DE69626350D1 true DE69626350D1 (de) 2003-04-03
DE69626350T2 DE69626350T2 (de) 2004-02-12

Family

ID=13978826

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69626350T Expired - Lifetime DE69626350T2 (de) 1995-04-14 1996-04-01 Aufzeichnungsmedium, digitale modulations/demodulationsvorrichtung und digitale modulations/demodulationsverfahren

Country Status (7)

Country Link
US (1) US5774078A (de)
EP (1) EP0765544B1 (de)
JP (1) JP3457093B2 (de)
KR (1) KR100384312B1 (de)
CN (2) CN1156087C (de)
DE (1) DE69626350T2 (de)
WO (1) WO1996032779A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5978958A (en) 1995-04-03 1999-11-02 Matsushita Electric Industrial Co., Ltd. Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code
KR0165441B1 (ko) * 1995-09-18 1999-03-20 김광호 디지털 데이터 채널 부호화 및 복호화방법과 그 장치
US6195764B1 (en) * 1997-01-30 2001-02-27 Fujitsu Network Communications, Inc. Data encoder/decoder for a high speed serial link
EP0918326B1 (de) * 1997-10-21 2001-09-19 Hewlett-Packard Company, A Delaware Corporation Verfahren zur Verhinderung des Kopierens von digitalen Daten
US7034719B2 (en) 2002-09-27 2006-04-25 Samsung Electronics Co., Ltd. Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method
US6195025B1 (en) * 1998-07-13 2001-02-27 International Business Machines Corporation Method and means for invertibly mapping binary sequences into rate 2/3 (1,K) run-length-limited coded sequences with maximum transition density constraints
CA2321504A1 (en) * 1998-12-21 2000-06-29 Koninklijke Philips Electronics N.V. Device for encoding n-bit source words into corresponding m-bit channel words and decoding m-bit channel words into corresponding n-bit source words
CN1298573A (zh) * 1998-12-21 2001-06-06 皇家菲利浦电子有限公司 用于把n－位源字编码为相应的m－位信道字以及把m－位信道字解码为相应的n－位源字的设备
US6662338B1 (en) 1999-09-30 2003-12-09 Stmicroelectronics, Inc. Parity- sensitive Viterbi detector and method for recovering information from a read signal
US6492918B1 (en) * 1999-09-30 2002-12-10 Stmicroelectronics, Inc. Code word having data bits and code bits and method for encoding data
US7167259B2 (en) 2000-05-16 2007-01-23 International Business Machines Corporation System and method for merging line work objects using tokenization and selective compression
AU784369B2 (en) * 2000-08-14 2006-03-16 Koninklijke Philips Electronics N.V. Method of device for adding or extracting a secondary information signal to/from a RLL code sequence
IL152008A0 (en) * 2001-02-02 2003-04-10 Koninkl Philips Electronics Nv Method of converting a series of m-bit information words into a modulated signal
KR100669623B1 (ko) * 2001-03-12 2007-01-15 엘지전자 주식회사 디지털 데이터 변환방법
KR100531781B1 (ko) * 2001-03-26 2005-11-29 엘지전자 주식회사 디지털 데이터 변조 방법/장치 및 이를 이용하여 생성된변조된 데이터 기록매체
CN100428633C (zh) * 2001-06-29 2008-10-22 日本胜利株式会社 数字信号的调制方法及调制装置
WO2003038822A1 (fr) 2001-10-31 2003-05-08 Sony Corporation Procede d'enregistrement de donnees, enregistreur, et procede et dispositif de reproduction de donnees
KR100474581B1 (ko) * 2001-12-28 2005-03-08 엘지전자 주식회사 재생신호 복조장치 및 방법
US6917313B1 (en) 2002-01-16 2005-07-12 Marvell International Ltd. DC-free codes
JP4141175B2 (ja) * 2002-05-14 2008-08-27 ソニー株式会社 データ記録媒体、データ記録方法および装置
US6737115B2 (en) * 2002-06-03 2004-05-18 Knight-Celotex, Llc Method to reinforce cellulosic fiberboard panels via reinforcing bands on expansive surface
US7212483B2 (en) * 2002-09-25 2007-05-01 Victor Company Of Japan, Limited Modulation device, modulation method and recording medium
WO2005020440A1 (en) * 2003-08-13 2005-03-03 Seagate Technology Llc Dc-free code design with increased distance between code words
TWI231933B (en) * 2003-09-29 2005-05-01 Mediatek Inc Method of detecting data structure of non-return-to-zero data in an optical storage device
JP4557729B2 (ja) * 2005-01-26 2010-10-06 株式会社東芝 変調装置
GB2414337B (en) * 2004-05-19 2008-10-29 Macrovision Europ Ltd The copy protection of optical discs
US9252996B2 (en) 2012-06-21 2016-02-02 Micron Technology, Inc. Apparatuses and methods to change information values
US11632127B2 (en) * 2021-08-04 2023-04-18 Samsung Display Co., Ltd. Near-optimal transition encoding codes

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4323931A (en) * 1976-07-14 1982-04-06 Sperry Corporation Method and apparatus for encoding and recovering binary digital data
GB2061575B (en) * 1979-10-24 1984-09-19 Matsushita Electric Ind Co Ltd Method and apparatus for encoding low redundancy check words from source data
US4501000A (en) * 1981-07-27 1985-02-19 Sony Corporation Method of coding binary data
WO1984003404A1 (en) * 1983-02-28 1984-08-30 Mitsubishi Electric Corp Pcm signal transfer system
JPS60106254A (ja) * 1983-11-14 1985-06-11 Matsushita Electric Ind Co Ltd ４−６群変調方法
JPS60114053A (ja) * 1983-11-25 1985-06-20 Pioneer Electronic Corp 符号変換方式
US4833471A (en) * 1984-03-26 1989-05-23 Canon Kabushiki Kaisha Data processing apparatus
EP0178813B1 (de) * 1984-10-01 1993-08-18 Matsushita Electric Industrial Co., Ltd. Verfahren und Vorrichtung zur numerischen Datenkodierung
DE3682412D1 (de) * 1985-02-25 1991-12-19 Matsushita Electric Ind Co Ltd Digitales datenaufzeichnungs- und -wiedergabeverfahren.
JP2656024B2 (ja) * 1986-05-29 1997-09-24 松下電器産業株式会社 変調回路
JP2974678B2 (ja) * 1988-06-23 1999-11-10 ソニー株式会社 データ誤り検出方式
JP2870843B2 (ja) * 1989-08-31 1999-03-17 ソニー株式会社 情報伝送装置
JP2805096B2 (ja) * 1989-10-31 1998-09-30 ソニー株式会社 ディジタル変調方法及び復調方法
US5333126A (en) * 1990-01-03 1994-07-26 Hitachi, Ltd. Information recording method and optical disk apparatus using same
JP2638248B2 (ja) * 1990-03-15 1997-08-06 松下電器産業株式会社 光学的情報媒体および再生装置および記録装置および再生方法および記録方法
US5151699A (en) * 1990-09-05 1992-09-29 Pioneer Electronic Corporation Data converting apparatus
US5365231A (en) * 1991-03-30 1994-11-15 Kabushiki Kaisha Toshiba Encoding apparatus for digital signal with improved block channel coding
JPH05159462A (ja) * 1991-12-03 1993-06-25 Canon Inc 情報伝送または記録方法、情報記録再生装置および情報伝送装置
DE4304267C2 (de) * 1992-02-13 1997-08-14 Hitachi Ltd Verfahren zum Aufbereiten von Information zum Zwecke des Schreibens der Information auf einen optischen Plattenspeicher und optischer Plattenspeicher, der ein derartiges Verfahren verwendet
JP3428039B2 (ja) * 1992-06-30 2003-07-22 ソニー株式会社 同期信号検出器、同期信号検出方法及び復号化装置
JPH06197024A (ja) * 1992-11-09 1994-07-15 Sony Corp 変調方法、変調装置及び復調装置
JP3227901B2 (ja) * 1993-05-21 2001-11-12 ソニー株式会社 変調方法及び復調装置
JP2920065B2 (ja) * 1994-03-16 1999-07-19 株式会社東芝 データ記録方法、記録装置、再生装置及び再生方法

Also Published As

Publication number Publication date
CN1156087C (zh) 2004-06-30
JPH08287620A (ja) 1996-11-01
JP3457093B2 (ja) 2003-10-14
CN1447578A (zh) 2003-10-08
EP0765544A1 (de) 1997-04-02
CN100490483C (zh) 2009-05-20
WO1996032779A1 (en) 1996-10-17
DE69626350T2 (de) 2004-02-12
KR970704271A (ko) 1997-08-09
CN1152377A (zh) 1997-06-18
US5774078A (en) 1998-06-30
EP0765544B1 (de) 2003-02-26
KR100384312B1 (ko) 2003-08-21

Similar Documents

Publication Publication Date Title
DE69626350D1 (de) Aufzeichnungsmedium, digitale modulations/demodulationsvorrichtung und digitale modulations/demodulationsverfahren
DE69627992D1 (de) Informationsaufzeichnungsmedium, aufzeichnungsverfahren und wiedergabegerät
DE69629490D1 (de) Digitales modulationsgerät und -verfahren sowie aufzeichnungsmedium dafür
DE69636823D1 (de) Datenaufzeichnungsverfahren, Datenwiedergabeverfahren, und Datenaufzeichnungs-/wiedergabeeinrichtung und Aufzeichnungsmedium
DE69704034D1 (de) Datenaufzeichnungsmedium, Aufzeichnungsgerät und Wiedergabegerät
DE69627741D1 (de) Informationsaufzeichnungsmethode, Wiedergabemethode und Wiedergabegerät
KR960016235A (ko) 디지탈 신호 송신 방법, 디지탈 신호 수신 장치, 및 기록매체
DE69732546D1 (de) Strassenkarteninformationswiedergabevorrichtung, Aufzeichnungsmedium und Übertragungsverfahren
DE69609076D1 (de) Informationsspeichermedium, informationswiedergabeverfahren und informationswiedergabegerät
DE69636844D1 (de) Plattenförmiges Aufzeichnungsmedium, Aufzeichnungs- und Wiedergabegerät
DE69839388D1 (de) Aufzeichnungsgerät, Aufzeichnungsverfahren, Wiedergabegerät, Wiedergabeverfahren, Aufzeichnungs-/Wiedergabegerät, Aufzeichnungs-/Wiedergabeverfahren, Darstellungsmedium und Aufzeichnungsmedium
DE69704174D1 (de) Informationsaufzeichnungsverfahren, und Informationsaufzeichnungsgerät
DE69734222D1 (de) Informationsaufzeichnungsträger, Aufzeichnungsgerät und Wiedergabegerät dafür
DE69533380D1 (de) Aufzeichnungsmedium, Signalaufzeichnungsgerät dazu, und Signalwiedergabegerät dazu
DE69736846D1 (de) Informationswiedergabevorrichtung und -verfahren, Informationsaufzeichnungsvorrichtung und -verfahren, und Informationsaufzeichnungsmedium
EP1120787A4 (de) Informationsaufzeichnungsverfahren, informationsaufzeichnungsvorrichtung und informationsaufzeichnungsmedium
ID27793A (id) Medium perekam, aparatus perekam dan metode perekaman
DE69816359D1 (de) Druckgerät, Druckverfahren und Aufzeichnungsmedium
DE69630083D1 (de) Plattenförmiges Aufzeichnungsmedium, Plattenaufzeichnungsverfahren und -vorrichtung, Platteninitialisierungverfahren und Plattenwiedergabevorrichtung
DE69615795T2 (de) Aufzeichnungsverfaren, Wiedergabegerät und ein plattenförmiges Aufzeichnungsmedium
EP0886275A4 (de) Digitalaufzeichnungsverfahren, digitalplatte, digitalplattenaufzeichnungsvorrichtung sowie digitalplattenwiedergabevorrichtung
EP0749124A4 (de) Wiedergabeanordnung, -verfahren und aufzeichnungsmedium
DE69520487T2 (de) Optisches aufzeichnungsverfahren, optisches aufzeichnungsgerät und optisches aufzeichnungsmedium
DE69321746D1 (de) Datenmodulations und -demodulationsverfahren und -vorrichtung
DE69712272T2 (de) Einrichtung und Verfahren zur Wiedergabe, und Einrichtung und Verfahren zur Aufzeichnung

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KABUSHIKI KAISHA TOSHIBA, KAWASAKI, KANAGAWA, JP

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP