DE68922154D1 - Spursprungssteuerungsvorrichtung für eine optische Scheibenabtasteinheit. - Google Patents

Spursprungssteuerungsvorrichtung für eine optische Scheibenabtasteinheit.

Info

Publication number
DE68922154D1
DE68922154D1 DE68922154T DE68922154T DE68922154D1 DE 68922154 D1 DE68922154 D1 DE 68922154D1 DE 68922154 T DE68922154 T DE 68922154T DE 68922154 T DE68922154 T DE 68922154T DE 68922154 D1 DE68922154 D1 DE 68922154D1
Authority
DE
Germany
Prior art keywords
control device
optical disk
scanning unit
track jump
jump control
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
DE68922154T
Other languages
English (en)
Other versions
DE68922154T2 (de
Inventor
Kunio Kojima
Masaru Nomura
Tomiyuki Numata
Takashi Iwaki
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.)
Sharp Corp
Original Assignee
Sharp 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
Application filed by Sharp Corp filed Critical Sharp Corp
Application granted granted Critical
Publication of DE68922154D1 publication Critical patent/DE68922154D1/de
Publication of DE68922154T2 publication Critical patent/DE68922154T2/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
    • 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
    • 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
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08517—Methods for track change, selection or preliminary positioning by moving the head with tracking pull-in only
DE68922154T 1988-07-22 1989-07-21 Spursprungssteuerungsvorrichtung für eine optische Scheibenabtasteinheit. Expired - Lifetime DE68922154T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63184086A JPH0654543B2 (ja) 1988-07-22 1988-07-22 光ピックアップのトラックジャンプ装置

Publications (2)

Publication Number Publication Date
DE68922154D1 true DE68922154D1 (de) 1995-05-18
DE68922154T2 DE68922154T2 (de) 1995-09-28

Family

ID=16147153

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68922154T Expired - Lifetime DE68922154T2 (de) 1988-07-22 1989-07-21 Spursprungssteuerungsvorrichtung für eine optische Scheibenabtasteinheit.

Country Status (5)

Country Link
US (1) US5101386A (de)
EP (1) EP0352131B1 (de)
JP (1) JPH0654543B2 (de)
KR (1) KR920006307B1 (de)
DE (1) DE68922154T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5359581A (en) * 1989-07-04 1994-10-25 Canon Kabushiki Kaisha Detector for moving velocity of light beam spot
EP0426162B1 (de) * 1989-11-01 1996-12-18 Sharp Kabushiki Kaisha Plattenspieler
US5235577A (en) * 1989-11-02 1993-08-10 Canon Kabushiki Kaisha Information recording and/or reproducing apparatus for timing switching of a jumping pulse from an intermittently detected tracking signal
JPH0782647B2 (ja) * 1989-11-08 1995-09-06 富士通株式会社 光ディスク装置
US5220545A (en) * 1990-07-30 1993-06-15 Nec Corporation Disk controller including format control unit instructing directly jump back operation
JPH0778884B2 (ja) * 1990-09-27 1995-08-23 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン 光学ディスク駆動装置及び光学ディスクのトラック数のカウント方法
JPH0778890B2 (ja) * 1990-10-03 1995-08-23 インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン ディスク記憶装置
DE69227434T2 (de) * 1991-11-22 1999-03-18 Fujitsu Ltd Positionsregelsystem
US5442604A (en) * 1991-11-29 1995-08-15 Victor Company Of Japan, Ltd. Access control device
JP2803420B2 (ja) * 1991-12-09 1998-09-24 松下電器産業株式会社 トラッキング制御装置
US5719836A (en) * 1995-04-07 1998-02-17 Discovision Associates Optical seeking method and apparatus generating track count signal from tracking error signal and data signal
US5960440A (en) * 1996-01-16 1999-09-28 Brother International Corporation Kitchen information and database management method and apparatus
JP3622818B2 (ja) * 1997-03-28 2005-02-23 ソニー株式会社 ディスクドライブ装置
WO1999017282A1 (en) * 1997-09-26 1999-04-08 Daewoo Electronics Co., Ltd. Method and apparatus for controlling a track search of an optical disc system
JPH11203804A (ja) * 1998-01-09 1999-07-30 Sanyo Electric Co Ltd ディスク記録再生装置及び該装置のピックアップ制御方法
DE19804544A1 (de) * 1998-02-05 1999-08-12 Bosch Gmbh Robert Verfahren zur Durchführung eines Spursprungs
JP2883603B1 (ja) 1998-03-02 1999-04-19 三洋電機株式会社 記録媒体再生装置
JP3516598B2 (ja) * 1998-10-29 2004-04-05 パイオニア株式会社 トラックジャンプ装置
US6628580B1 (en) * 1999-04-07 2003-09-30 Matsushita Electric Industrial Co., Ltd. Optical recording and reproducing apparatus
US6633520B1 (en) * 1999-06-14 2003-10-14 Oak Technology, Inc. Method and apparatus for searching in a disk drive
US7315491B2 (en) * 2001-03-29 2008-01-01 Sony Corporation Disk driving apparatus and information readout method with selective servo control for read-out destinations of lands and grooves
US7196977B2 (en) * 2002-10-31 2007-03-27 Matsushita Electric Industrial Co., Ltd. Track jump control circuit for accessing optical disk drive
TWI257621B (en) * 2003-09-30 2006-07-01 Mediatek Inc Track locking method and apparatus for optical disk device
US7420348B2 (en) * 2005-02-22 2008-09-02 Matsushita Electric Industrial Co., Ltd. Drive apparatus
TW201349235A (zh) * 2012-05-23 2013-12-01 Hon Hai Prec Ind Co Ltd 光碟讀寫裝置及其循軌伺服器和循軌方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4321700A (en) * 1974-10-21 1982-03-23 Digital Recording Corporation Optical track segment intercept apparatus
NL7509906A (nl) * 1975-08-21 1977-02-23 Philips Nv Inrichting voor het uitlezen van een schijfvor- mige registratiedrager.
JPS58155578A (ja) * 1982-03-09 1983-09-16 Sanyo Electric Co Ltd ディスク再生装置の一時停止装置
US4751441A (en) * 1985-05-31 1988-06-14 Cambrian Consultants, Inc. Transducer position control system for disk storage equipment
JPH073731B2 (ja) * 1987-04-28 1995-01-18 シャープ株式会社 光ディスク装置におけるトラックジャンプ制御方法

Also Published As

Publication number Publication date
EP0352131A3 (en) 1990-06-13
JPH0233732A (ja) 1990-02-02
DE68922154T2 (de) 1995-09-28
KR920006307B1 (ko) 1992-08-03
KR910003597A (ko) 1991-02-27
EP0352131B1 (de) 1995-04-12
JPH0654543B2 (ja) 1994-07-20
US5101386A (en) 1992-03-31
EP0352131A2 (de) 1990-01-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

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