DE69124292D1 - Spurfolgeservogerät - Google Patents

Spurfolgeservogerät

Info

Publication number
DE69124292D1
DE69124292D1 DE69124292T DE69124292T DE69124292D1 DE 69124292 D1 DE69124292 D1 DE 69124292D1 DE 69124292 T DE69124292 T DE 69124292T DE 69124292 T DE69124292 T DE 69124292T DE 69124292 D1 DE69124292 D1 DE 69124292D1
Authority
DE
Germany
Prior art keywords
tracking servo
servo
tracking
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
DE69124292T
Other languages
English (en)
Other versions
DE69124292T2 (de
Inventor
Hiroyuki Takahashi
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of DE69124292D1 publication Critical patent/DE69124292D1/de
Application granted granted Critical
Publication of DE69124292T2 publication Critical patent/DE69124292T2/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
    • G11B7/09—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
    • G11B7/0901—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 for track following only
    • 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
    • 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
    • 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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0953—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for eccentricity of the disc or disc tracks
DE69124292T 1990-06-26 1991-04-16 Spurfolgeservogerät Expired - Fee Related DE69124292T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2168125A JPH0460974A (ja) 1990-06-26 1990-06-26 トラッキングサーボ装置

Publications (2)

Publication Number Publication Date
DE69124292D1 true DE69124292D1 (de) 1997-03-06
DE69124292T2 DE69124292T2 (de) 1997-07-10

Family

ID=15862311

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69124292T Expired - Fee Related DE69124292T2 (de) 1990-06-26 1991-04-16 Spurfolgeservogerät

Country Status (4)

Country Link
US (1) US5621709A (de)
EP (1) EP0464986B1 (de)
JP (1) JPH0460974A (de)
DE (1) DE69124292T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05325210A (ja) * 1992-05-26 1993-12-10 Pioneer Electron Corp トラックジャンプ制御装置
JP3582851B2 (ja) * 1994-01-25 2004-10-27 松下電器産業株式会社 トラッキング制御装置
JP3129629B2 (ja) * 1995-04-03 2001-01-31 シャープ株式会社 光ディスク装置
JPH09198674A (ja) * 1996-01-16 1997-07-31 Toshiba Corp 信号処理回路及びこれを用いた再生装置
JP3552158B2 (ja) 1999-04-08 2004-08-11 富士通株式会社 記憶装置
JP4551597B2 (ja) * 2000-11-08 2010-09-29 株式会社ソニー・コンピュータエンタテインメント 光ディスク装置、その制御方法、およびこの制御方法をコンピュータに実行させるプログラム
JP4543244B2 (ja) * 2001-02-20 2010-09-15 船井電機株式会社 トラックジャンプ制御装置およびトラックジャンプ方法
KR100425465B1 (ko) * 2001-09-27 2004-03-30 삼성전자주식회사 광 디스크 재생 시스템에서 브레이크 능력을 향상시키는브레이크 신호 발생회로 및 방법
EP1475790A1 (de) * 2003-05-07 2004-11-10 Thomson Licensing S.A. Spursprung für optische Aufzeichnungsmedien
EP1475789A1 (de) * 2003-05-07 2004-11-10 Deutsche Thomson-Brandt Gmbh Spursprung für optische Aufzeichnungsmedien
KR100950527B1 (ko) * 2003-07-15 2010-03-30 삼성전자주식회사 픽업의 위치를 고려한 트랙 점프 장치 및 방법
US20090274021A1 (en) * 2005-03-30 2009-11-05 Kenji Narumi Optical Information Recording/Reproducing Method and Optical Information Recording/Reproducing Device
KR100723523B1 (ko) 2006-01-20 2007-05-30 삼성전자주식회사 포커스 레이어 점프 제어회로 및 상기 회로에서 사용하는포커스 레이어 점프 제어방법

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE309704C (de) *
JPS57127970A (en) * 1981-01-30 1982-08-09 Victor Co Of Japan Ltd Feed pulse generating circuit
JPS58128055A (ja) * 1982-01-24 1983-07-30 Sony Corp デイスクのトラツク・ジヤンプ装置
KR870006556A (ko) * 1985-12-13 1987-07-13 미쓰다 가쓰시게 트랙킹서보 제어장치
JPH0679420B2 (ja) * 1986-06-06 1994-10-05 パイオニア株式会社 トラツキングサ−ボ装置
JPS63171714A (ja) * 1987-01-07 1988-07-15 Ando Electric Co Ltd ケ−スの個別送り出し方法
JPS63171432A (ja) * 1987-01-08 1988-07-15 Fujitsu Ltd マルチトラツクジヤンプ方式
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
JPS643826A (en) * 1987-06-25 1989-01-09 Mitsubishi Electric Corp Optical disk device
DE3732916A1 (de) * 1987-09-30 1989-04-20 Thomson Brandt Gmbh Geraet zur wiedergabe von daten
EP0325434B1 (de) * 1988-01-19 1994-10-12 Fujitsu Limited Spurzugangsregelsystem
JPH01260679A (ja) * 1988-04-12 1989-10-17 Matsushita Graphic Commun Syst Inc 光ディスク制御装置
JPH01269679A (ja) * 1988-04-20 1989-10-27 Mazda Motor Corp 車両の下部車体構造
JPH0227529A (ja) * 1988-07-14 1990-01-30 Yokogawa Electric Corp トラッキングサーボ装置
JPH0782722B2 (ja) * 1988-09-13 1995-09-06 パイオニア株式会社 トラッキングサーボ装置
JP2546882B2 (ja) * 1988-09-16 1996-10-23 パイオニア株式会社 トラッキングサーボ装置

Also Published As

Publication number Publication date
DE69124292T2 (de) 1997-07-10
JPH0460974A (ja) 1992-02-26
US5621709A (en) 1997-04-15
EP0464986A2 (de) 1992-01-08
EP0464986A3 (en) 1992-12-23
EP0464986B1 (de) 1997-01-22

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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