TW464839B - Optical disk regenerative device - Google Patents

Optical disk regenerative device Download PDF

Info

Publication number
TW464839B
TW464839B TW089100717A TW89100717A TW464839B TW 464839 B TW464839 B TW 464839B TW 089100717 A TW089100717 A TW 089100717A TW 89100717 A TW89100717 A TW 89100717A TW 464839 B TW464839 B TW 464839B
Authority
TW
Taiwan
Prior art keywords
control
optical disc
speed
rotation
optical
Prior art date
Application number
TW089100717A
Other languages
English (en)
Chinese (zh)
Inventor
Naoki Yumiyama
Original Assignee
Matsushita Electric Ind 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 Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Application granted granted Critical
Publication of TW464839B publication Critical patent/TW464839B/zh

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating
    • 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
    • G11B2020/1218—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc
    • G11B2020/1242—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc the area forming one or more zones, wherein each zone is shaped like an annulus or a circular sector
    • G11B2020/1244—CAV zone, in which a constant angular velocity is used
    • 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

Landscapes

  • Rotational Drive Of Disk (AREA)
  • Optical Recording Or Reproduction (AREA)
TW089100717A 1999-01-18 2000-01-18 Optical disk regenerative device TW464839B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP858399 1999-01-18

Publications (1)

Publication Number Publication Date
TW464839B true TW464839B (en) 2001-11-21

Family

ID=11697038

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089100717A TW464839B (en) 1999-01-18 2000-01-18 Optical disk regenerative device

Country Status (4)

Country Link
KR (1) KR20010101554A (fr)
CN (1) CN1360719A (fr)
TW (1) TW464839B (fr)
WO (1) WO2000042608A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004039002A (ja) 2002-06-28 2004-02-05 Matsushita Electric Ind Co Ltd 光ディスク装置、並びに、ピックアップ制御装置および方法
JP2007164903A (ja) 2005-12-14 2007-06-28 Hitachi-Lg Data Storage Inc 光ディスク装置のフォーカスサーボ復帰処理方法及び光ディスク装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05325401A (ja) * 1992-05-25 1993-12-10 Matsushita Electric Ind Co Ltd 磁気ディスク装置
JP3022189B2 (ja) * 1994-07-28 2000-03-15 三洋電機株式会社 ディスク再生装置
JP2837121B2 (ja) * 1995-12-27 1998-12-14 三星電子株式会社 スピンドルモーターの駆動装置
JPH09306091A (ja) * 1996-05-16 1997-11-28 Alps Electric Co Ltd 光学的記録再生装置
JPH10261256A (ja) * 1997-03-18 1998-09-29 Matsushita Electric Ind Co Ltd 光ディスク装置及び光ディスク装置の制御方法

Also Published As

Publication number Publication date
WO2000042608A1 (fr) 2000-07-20
KR20010101554A (ko) 2001-11-14
CN1360719A (zh) 2002-07-24

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Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees