DE69031958D1 - Spursprung-Steuervorrichtungen - Google Patents

Spursprung-Steuervorrichtungen

Info

Publication number
DE69031958D1
DE69031958D1 DE69031958T DE69031958T DE69031958D1 DE 69031958 D1 DE69031958 D1 DE 69031958D1 DE 69031958 T DE69031958 T DE 69031958T DE 69031958 T DE69031958 T DE 69031958T DE 69031958 D1 DE69031958 D1 DE 69031958D1
Authority
DE
Germany
Prior art keywords
control devices
track jump
jump control
track
devices
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
DE69031958T
Other languages
English (en)
Other versions
DE69031958T2 (de
Inventor
Akio Terada
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69031958D1 publication Critical patent/DE69031958D1/de
Publication of DE69031958T2 publication Critical patent/DE69031958T2/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
    • 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
    • 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
    • G11B7/08529—Methods and circuits to control the velocity of the head as it traverses the tracks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
DE69031958T 1989-11-15 1990-11-06 Spursprung-Steuervorrichtungen Expired - Fee Related DE69031958T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1295112A JP2808747B2 (ja) 1989-11-15 1989-11-15 トラックジャンプ制御回路

Publications (2)

Publication Number Publication Date
DE69031958D1 true DE69031958D1 (de) 1998-02-19
DE69031958T2 DE69031958T2 (de) 1998-05-07

Family

ID=17816451

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69031958T Expired - Fee Related DE69031958T2 (de) 1989-11-15 1990-11-06 Spursprung-Steuervorrichtungen
DE69024766T Expired - Fee Related DE69024766T2 (de) 1989-11-15 1990-11-06 Spursprünge-Steuervorrichtungen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69024766T Expired - Fee Related DE69024766T2 (de) 1989-11-15 1990-11-06 Spursprünge-Steuervorrichtungen

Country Status (6)

Country Link
US (1) US5161140A (de)
EP (2) EP0430456B1 (de)
JP (1) JP2808747B2 (de)
KR (1) KR100202352B1 (de)
DE (2) DE69031958T2 (de)
MY (1) MY104511A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0536097A (ja) * 1991-08-01 1993-02-12 Hitachi Ltd 記録再生ヘツドの速度検出方式
TW347899U (en) * 1994-08-31 1998-12-11 Sony Corp Optical recording/reproducing device
EP0760509B1 (de) * 1995-03-17 2002-05-29 Sony Corporation Plattengerät und plattenzugriffsverfahren
KR20000031499A (ko) * 1998-11-06 2000-06-05 구자홍 폐루프 방식의 트랙점프 장치
JP3552158B2 (ja) * 1999-04-08 2004-08-11 富士通株式会社 記憶装置
JP4523104B2 (ja) * 2000-01-14 2010-08-11 正俊 石川 画像検出処理装置
US7492675B2 (en) * 2001-01-25 2009-02-17 Dphi Acquisitions, Inc. Digital servo system with calibrated notch filters
US7522480B2 (en) 2001-01-25 2009-04-21 Dphi Acquisitions, Inc. Digital tracking servo system with multi-track seek with an acceleration clamp
JP2004362460A (ja) * 2003-06-06 2004-12-24 Nippon Precision Circuits Inc 画像検出処理装置
US7684286B2 (en) * 2005-08-31 2010-03-23 Mediatek Inc. Track-jump control device and method thereof
JP4972309B2 (ja) * 2005-11-28 2012-07-11 株式会社日立製作所 光ディスク記録・再生装置及びそのシーク制御方法
US20070121440A1 (en) * 2005-11-29 2007-05-31 Mediatek Inc. Track-jump control system and method for maintaining track-jump stability
US7286318B1 (en) * 2006-01-18 2007-10-23 Maxtor Corporation Optimization of position mode seeking of a disk drive head based on measured open loop actuator response

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57181436A (en) * 1981-05-01 1982-11-08 Toshiba Corp Optical disc device
EP0094314B2 (de) * 1982-05-10 1993-06-02 Digital Equipment Corporation Positioniersteuerungssystem mit sowohl kontinuierlichen als auch eingefügten Servoinformationen für einen Magnetplattenspeicher
JPH0749524Y2 (ja) * 1984-12-17 1995-11-13 ナカミチ株式会社 移動体の移動制御装置
US4788421A (en) * 1985-05-15 1988-11-29 Mitsubishi Denki Kabushiki Kaisha Apparatus for controlling relative movement of an optical head to an optical disk with velocity detection
JPS62219377A (ja) * 1986-03-20 1987-09-26 Mitsubishi Electric Corp ピツクアツプ駆動装置
JPH0673188B2 (ja) * 1986-03-31 1994-09-14 松下電器産業株式会社 光デイスクのアクセス装置
JP2696822B2 (ja) * 1987-01-22 1998-01-14 ソニー株式会社 トラツキングサーボ装置
JPH087953B2 (ja) * 1987-05-30 1996-01-29 株式会社東芝 磁気記録再生装置の磁気ヘッド位置決め制御装置
US4839876A (en) * 1987-11-23 1989-06-13 International Business Machines Corporation Track seeking using a track following loop
NL8802435A (nl) * 1988-10-05 1990-05-01 Philips Nv Inrichting voor het aftasten van een registratiedrager, alsmede een regelschakeling voor toepassing in een dergelijke inrichting.
JP2689545B2 (ja) * 1988-12-08 1997-12-10 ソニー株式会社 アクセス速度検出装置

Also Published As

Publication number Publication date
KR910010432A (ko) 1991-06-29
MY104511A (en) 1994-04-30
DE69024766D1 (de) 1996-02-22
EP0650164A2 (de) 1995-04-26
EP0650164A3 (de) 1996-02-14
EP0430456B1 (de) 1996-01-10
KR100202352B1 (ko) 1999-06-15
JPH03156776A (ja) 1991-07-04
DE69031958T2 (de) 1998-05-07
US5161140A (en) 1992-11-03
EP0650164B1 (de) 1998-01-14
DE69024766T2 (de) 1996-06-27
EP0430456A2 (de) 1991-06-05
JP2808747B2 (ja) 1998-10-08
EP0430456A3 (en) 1991-09-18

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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