DE69720403D1 - Verfahren und Vorrichtung zur Datenaufzeichnung - Google Patents

Verfahren und Vorrichtung zur Datenaufzeichnung

Info

Publication number
DE69720403D1
DE69720403D1 DE69720403T DE69720403T DE69720403D1 DE 69720403 D1 DE69720403 D1 DE 69720403D1 DE 69720403 T DE69720403 T DE 69720403T DE 69720403 T DE69720403 T DE 69720403T DE 69720403 D1 DE69720403 D1 DE 69720403D1
Authority
DE
Germany
Prior art keywords
data recording
recording
data
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
DE69720403T
Other languages
English (en)
Other versions
DE69720403T2 (de
Inventor
Harukazu Miyamoto
Hiroyuki Minemura
Yasushi Miyauchi
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69720403D1 publication Critical patent/DE69720403D1/de
Publication of DE69720403T2 publication Critical patent/DE69720403T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/006—Overwriting
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00745—Sectoring or header formats within a track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/013—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track for discrete information, i.e. where each information unit is stored in a distinct discrete location, e.g. digital information formats within a data block or sector
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/28—Re-recording, i.e. transcribing information from one optical record carrier on to one or more similar or dissimilar record carriers
    • 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
    • G11B2020/10898—Overwriting or replacing recorded data
    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1285—Status of the record carrier, e.g. space bit maps, flags indicating a formatting status or a write permission
    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
    • G11B2020/1287—Synchronisation pattern, e.g. VCO fields
    • 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
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1288—Formatting by padding empty spaces with dummy data, e.g. writing zeroes or random data when de-icing optical discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/215—Recordable discs
    • G11B2220/216—Rewritable discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00454—Recording involving phase-change effects
DE69720403T 1996-05-30 1997-05-26 Verfahren und Vorrichtung zur Datenaufzeichnung Expired - Lifetime DE69720403T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP13618996 1996-05-30
JP13618996 1996-05-30
JP9079587A JP2856391B2 (ja) 1996-05-30 1997-03-31 情報記録方法及び情報記録装置
JP7958797 1997-03-31

Publications (2)

Publication Number Publication Date
DE69720403D1 true DE69720403D1 (de) 2003-05-08
DE69720403T2 DE69720403T2 (de) 2004-03-04

Family

ID=26420603

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69720403T Expired - Lifetime DE69720403T2 (de) 1996-05-30 1997-05-26 Verfahren und Vorrichtung zur Datenaufzeichnung
DE69700462T Expired - Lifetime DE69700462T2 (de) 1996-05-30 1997-05-26 Vorrichtung und Verfahren zur Aufzeichnung von Informationen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69700462T Expired - Lifetime DE69700462T2 (de) 1996-05-30 1997-05-26 Vorrichtung und Verfahren zur Aufzeichnung von Informationen

Country Status (9)

Country Link
US (10) US5953299A (de)
EP (3) EP0854474B1 (de)
JP (1) JP2856391B2 (de)
KR (3) KR100281353B1 (de)
CN (5) CN100334639C (de)
CA (1) CA2205759C (de)
DE (2) DE69720403T2 (de)
MY (2) MY117855A (de)
TW (1) TW412740B (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5703867A (en) 1995-07-21 1997-12-30 Hitachi, Ltd. Optical recording medium having a dummy area at leading and/or trailing positions of recording area
JP2856390B2 (ja) * 1996-07-26 1999-02-10 株式会社日立製作所 情報記録媒体及びそれを用いた記録再生方法
JPH103667A (ja) * 1996-06-13 1998-01-06 Sony Corp 記録再生装置および方法、並びにディスク
JPH1186346A (ja) * 1997-09-09 1999-03-30 Sony Corp 光ディスク、光ディスクの製造方法及び光ディスク原盤の製造方法
GB2341476A (en) 1998-09-03 2000-03-15 Sharp Kk Variable resolution display device
JP4272279B2 (ja) 1998-09-28 2009-06-03 パナソニック株式会社 光学的情報記録装置、光学的情報記録媒体および光学的情報記録方法
JP3425376B2 (ja) * 1998-09-30 2003-07-14 株式会社リコー 光情報記録媒体、情報記録方法及びその装置
JP3679643B2 (ja) * 1999-02-26 2005-08-03 三洋電機株式会社 ディスク記録装置
US6658198B1 (en) * 1999-11-04 2003-12-02 Thomson Licensing S.A. Precessed recording for rewritable disk medium
DE60131037T2 (de) * 2000-03-29 2008-02-14 Matsushita Electric Industrial Co., Ltd., Kadoma Optische Platte und Aufzeichnungsvorrichtung und Lesevorrichtung für eine derartige optische Platte
JP4006924B2 (ja) 2000-05-22 2007-11-14 株式会社日立製作所 情報記録方法
US7362671B2 (en) * 2001-08-13 2008-04-22 Sony Corporation Optical disc recording and/or playing apparatus and method
EP1293971B1 (de) * 2001-09-14 2008-07-16 Pioneer Corporation Informationsaufzeichnungsmedium, Informationswiedergabegerät und Informationsaufzeichnungsgerät
JP3545740B2 (ja) * 2001-11-21 2004-07-21 株式会社東芝 光ディスク及び光ディスク装置
US7483342B2 (en) * 2003-02-28 2009-01-27 Dell Products L.P. Method and system for reconditioning optical storage media to write updated information
JP3969399B2 (ja) * 2004-03-18 2007-09-05 株式会社日立製作所 記録方法及び記録装置
JP4353023B2 (ja) * 2004-07-30 2009-10-28 株式会社日立製作所 試し書き方法、情報記録方法
US20060188087A1 (en) * 2005-02-18 2006-08-24 Sbc Knowledge Ventures, Lp System and method for caller-controlled music on-hold
JP4555371B2 (ja) * 2008-10-29 2010-09-29 パナソニック株式会社 光学的情報記録方法
JP4800429B2 (ja) * 2010-03-11 2011-10-26 パナソニック株式会社 光学的情報記録方法および光学的情報記録装置

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1147858A (en) * 1980-07-16 1983-06-07 Discovision Associates System for recording digital information in a pulse-length modulation format
JPS57208647A (en) * 1981-06-18 1982-12-21 Toshiba Corp Optical disk for recording of information
JPH0810489B2 (ja) * 1987-03-19 1996-01-31 松下電器産業株式会社 光ディスクの記録方法及び光ディスク装置
JP2548186B2 (ja) * 1987-04-13 1996-10-30 パイオニア株式会社 案内溝付光デイスク
JP2568225B2 (ja) * 1987-11-18 1996-12-25 シャープ株式会社 光メモリ素子用基板
EP0317344B1 (de) * 1987-11-18 1994-06-08 Sharp Kabushiki Kaisha Optisches Speichermedium
NL8800152A (nl) * 1988-01-22 1989-08-16 Philips Nv Optische uitleesbare registratiedrager van het beschrijfbare type, een inrichting voor het vervaardigen van een dergelijke registratiedrager, en inrichtingen voor het optekenen en/of uitlezen van informatie op/uit een dergelijke registratiedrager.
US5040165A (en) * 1988-03-03 1991-08-13 Hitachi Maxell, Ltd. Optical information recording medium and method of fabricating the same
JP2809409B2 (ja) * 1988-03-03 1998-10-08 日立マクセル株式会社 光記録媒体
JP2650357B2 (ja) * 1988-09-30 1997-09-03 松下電器産業株式会社 光学情報記録部材の記録方法
US5111443A (en) * 1988-11-02 1992-05-05 Pioneer Electronic Corporation Optical recording apparatus
KR910009851B1 (ko) * 1989-04-22 1991-11-30 삼성전자 주식회사 광디스크 구동장치의 중복기록 방지회로
JP2600373B2 (ja) * 1989-05-11 1997-04-16 松下電器産業株式会社 光ディスク記録再生装置
US5216657A (en) * 1989-09-19 1993-06-01 Matsushita Electric Industrial Co., Ltd. Method and apparatus for timing variable optical information recording
JPH03150725A (ja) * 1989-11-07 1991-06-27 Asahi Chem Ind Co Ltd 相変化書換型光記録媒体のデータ書換方式
JPH03185636A (ja) * 1989-12-14 1991-08-13 Matsushita Electric Ind Co Ltd 光ディスク記録回路およびマルチメディアファイル装置
US5343455A (en) * 1990-04-05 1994-08-30 Hitachi, Ltd. Digital signal overlapped or joined recording method and apparatus
JPH04153919A (ja) * 1990-10-16 1992-05-27 Nippon Telegr & Teleph Corp <Ntt> 書換型光ディスクの記録方法
JP2904360B2 (ja) * 1990-12-07 1999-06-14 日本電信電話株式会社 書換形相変化光記憶装置
JP3715327B2 (ja) * 1991-05-25 2005-11-09 ソニー株式会社 ディジタルオーディオ信号再生装置
JPH05101389A (ja) * 1991-10-02 1993-04-23 Matsushita Electric Ind Co Ltd 光デイスク装置及び光デイスクの記録方法
JP2997115B2 (ja) * 1991-12-19 2000-01-11 松下電器産業株式会社 光ディスクおよび光ディスク装置
JPH05266490A (ja) * 1992-03-24 1993-10-15 Fuji Electric Co Ltd 光ディスク記憶装置のセクタ設定方式
JPH0612670A (ja) * 1992-06-30 1994-01-21 Hitachi Ltd 記録媒体の初期化方法
JP3182942B2 (ja) 1992-12-07 2001-07-03 株式会社日立製作所 データの管理方法
US5490126A (en) * 1993-04-07 1996-02-06 Matsushita Electric Industrial Co., Ltd. Apparatus for recording and reproducing data on a disk
JPH0718831A (ja) 1993-06-29 1995-01-20 Matsushita Electric Works Ltd 床敷構造
JP3314565B2 (ja) * 1994-12-20 2002-08-12 松下電器産業株式会社 光学情報記録媒体の記録・再生方法
US6487151B1 (en) * 1994-12-20 2002-11-26 Matsushita Electric Industrial Co. Ltd. Optical information recording and reproducing system with overwrite capability and recording medium for use therewith
TW307862B (de) * 1995-06-20 1997-06-11 Sony Co Ltd
US5703867A (en) * 1995-07-21 1997-12-30 Hitachi, Ltd. Optical recording medium having a dummy area at leading and/or trailing positions of recording area
JP3816583B2 (ja) * 1995-07-24 2006-08-30 松下電器産業株式会社 光学的情報記録媒体の記録方法
JP3467964B2 (ja) * 1995-08-10 2003-11-17 ソニー株式会社 データ記録装置及び方法、データ再生装置及び方法、記録媒体、並びにデータ伝送方法
PL184577B1 (pl) * 1996-02-16 2002-11-29 Koninkl Philips Electronics Nv Sposób i urządzenie do zapisywania nośnika wielokrotnego zapisu oraz urządzenie do odczytywania nośnika wielokrotnego zapisu
JP3447942B2 (ja) * 1998-01-14 2003-09-16 パイオニア株式会社 情報記録装置および情報記録方法
JP3418339B2 (ja) 1998-05-28 2003-06-23 株式会社クボタ 水田作業車
JP4102483B2 (ja) * 1998-06-02 2008-06-18 パイオニア株式会社 情報記録装置
KR100618962B1 (ko) * 1998-08-29 2006-09-01 삼성전자주식회사 서보 에러 검출 방법, 이에 적합한 장치, 트랙킹 에러 검출 방법, 그리고 틸트 에러 검출방법
TW498312B (en) * 1999-09-29 2002-08-11 Sony Corp Disc-shaped recording medium, data recording device and method thereof, and data recovery device

Also Published As

Publication number Publication date
EP0854474B1 (de) 2003-04-02
US6580673B2 (en) 2003-06-17
CN1115686C (zh) 2003-07-23
KR100399655B1 (ko) 2003-09-29
CA2205759A1 (en) 1997-08-25
US6430134B1 (en) 2002-08-06
US6788643B2 (en) 2004-09-07
DE69700462D1 (de) 1999-10-07
EP0854474A2 (de) 1998-07-22
US6181661B1 (en) 2001-01-30
US20030193881A1 (en) 2003-10-16
US20050243683A1 (en) 2005-11-03
EP0810587B1 (de) 1999-09-01
KR970076493A (ko) 1997-12-12
MY117855A (en) 2004-08-30
US20020031073A1 (en) 2002-03-14
US5953299A (en) 1999-09-14
EP1094448A3 (de) 2004-10-06
CN1516164A (zh) 2004-07-28
US7099262B2 (en) 2006-08-29
KR100281353B1 (ko) 2001-03-02
US20050243684A1 (en) 2005-11-03
US7092348B2 (en) 2006-08-15
US6307825B1 (en) 2001-10-23
DE69700462T2 (de) 2000-05-11
CN1516163A (zh) 2004-07-28
CN1492425A (zh) 2004-04-28
EP0810587A2 (de) 1997-12-03
EP0854474A3 (de) 2001-02-07
EP0810587A3 (de) 1998-04-22
CN1167980A (zh) 1997-12-17
CN1307636C (zh) 2007-03-28
DE69720403T2 (de) 2004-03-04
EP1094448A2 (de) 2001-04-25
US20020176345A1 (en) 2002-11-28
US20050025036A1 (en) 2005-02-03
JP2856391B2 (ja) 1999-02-10
TW412740B (en) 2000-11-21
CN1167979A (zh) 1997-12-17
CN100334639C (zh) 2007-08-29
KR100372477B1 (ko) 2003-05-12
KR970076494A (ko) 1997-12-12
CN1104723C (zh) 2003-04-02
JPH1049872A (ja) 1998-02-20
MY118042A (en) 2004-08-30
US6104692A (en) 2000-08-15
US7075884B2 (en) 2006-07-11
CA2205759C (en) 1999-02-09
CN100334641C (zh) 2007-08-29

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