DE69026667T2 - Informationsaufzeichnungs- und -wiedergabemethode - Google Patents

Informationsaufzeichnungs- und -wiedergabemethode

Info

Publication number
DE69026667T2
DE69026667T2 DE69026667T DE69026667T DE69026667T2 DE 69026667 T2 DE69026667 T2 DE 69026667T2 DE 69026667 T DE69026667 T DE 69026667T DE 69026667 T DE69026667 T DE 69026667T DE 69026667 T2 DE69026667 T2 DE 69026667T2
Authority
DE
Germany
Prior art keywords
information recording
playback method
playback
recording
information
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 - Fee Related
Application number
DE69026667T
Other languages
English (en)
Other versions
DE69026667D1 (de
Inventor
Takuya Mizokami
Kazuo Shigematsu
Shinichi Arai
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
Publication of DE69026667D1 publication Critical patent/DE69026667D1/de
Application granted granted Critical
Publication of DE69026667T2 publication Critical patent/DE69026667T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1883—Methods for assignment of alternate areas for defective areas
    • 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
    • G11B20/1258—Formatting, e.g. arrangement of data block or words on the record carriers on discs where blocks are arranged within multiple radial zones, e.g. Zone Bit Recording or Constant Density Recording discs, MCAV discs, MCLV discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0938—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following servo format, e.g. guide tracks, pilot signals
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
DE69026667T 1989-09-20 1990-09-19 Informationsaufzeichnungs- und -wiedergabemethode Expired - Fee Related DE69026667T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1245836A JP2612073B2 (ja) 1989-09-20 1989-09-20 回転型情報記録再生装置および回転型情報記録媒体

Publications (2)

Publication Number Publication Date
DE69026667D1 DE69026667D1 (de) 1996-05-30
DE69026667T2 true DE69026667T2 (de) 1996-09-26

Family

ID=17139573

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69026667T Expired - Fee Related DE69026667T2 (de) 1989-09-20 1990-09-19 Informationsaufzeichnungs- und -wiedergabemethode

Country Status (4)

Country Link
US (1) US5077715A (de)
EP (1) EP0418850B1 (de)
JP (1) JP2612073B2 (de)
DE (1) DE69026667T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0628952B1 (de) * 1993-06-08 2002-02-20 Matsushita Electric Industrial Co., Ltd. Optische Platte und Vorrichtung zur Aufnahme und Wiedergabe von Informationen
JPH0778418A (ja) * 1993-09-10 1995-03-20 Matsushita Electric Ind Co Ltd 光ディスク及び光学的記録再生装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4420807A (en) * 1981-08-31 1983-12-13 International Business Machines Corporation Selectively holding data in a buffer for defective backing store tracks
US4535439A (en) * 1981-12-01 1985-08-13 Matsushita Electric Industrial Co., Ltd. Optical having index mark and sector mark
JPS58181163A (ja) * 1982-04-16 1983-10-22 Hitachi Ltd 記憶装置の制御方式
JPS61248266A (ja) * 1985-04-26 1986-11-05 Mitsubishi Electric Corp 光デイスク装置
JPS6214381A (ja) * 1985-07-12 1987-01-22 Nec Corp デイスク装置
JPS634465A (ja) * 1986-06-23 1988-01-09 Hitachi Ltd 円板状記録媒体及びその記録再生制御方法
JPS6339172A (ja) * 1986-08-04 1988-02-19 Nippon Telegr & Teleph Corp <Ntt> 消去記録再生方法
JP2574258B2 (ja) * 1986-09-03 1997-01-22 松下電送 株式会社 交代記録方法
JP2592828B2 (ja) * 1987-03-10 1997-03-19 株式会社東芝 光デイスク装置
US4814903A (en) * 1987-06-29 1989-03-21 International Business Machines Corporation Alternate storage areas in magnetooptical media
JPH0240169A (ja) * 1988-07-29 1990-02-08 Fujitsu Ltd ディスク装置の代替処理方法

Also Published As

Publication number Publication date
JPH03108161A (ja) 1991-05-08
EP0418850A3 (en) 1992-07-01
DE69026667D1 (de) 1996-05-30
JP2612073B2 (ja) 1997-05-21
EP0418850A2 (de) 1991-03-27
EP0418850B1 (de) 1996-04-24
US5077715A (en) 1991-12-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee