DE69710149D1 - System zum Lesen von auf einer Scheibe aufgezeichneter Information - Google Patents

System zum Lesen von auf einer Scheibe aufgezeichneter Information

Info

Publication number
DE69710149D1
DE69710149D1 DE69710149T DE69710149T DE69710149D1 DE 69710149 D1 DE69710149 D1 DE 69710149D1 DE 69710149 T DE69710149 T DE 69710149T DE 69710149 T DE69710149 T DE 69710149T DE 69710149 D1 DE69710149 D1 DE 69710149D1
Authority
DE
Germany
Prior art keywords
disc
information recorded
reading information
reading
recorded
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
DE69710149T
Other languages
English (en)
Other versions
DE69710149T2 (de
Inventor
Hiroyuki Fueki
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
Application granted granted Critical
Publication of DE69710149D1 publication Critical patent/DE69710149D1/de
Publication of DE69710149T2 publication Critical patent/DE69710149T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00Driving, 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
    • G11B19/20Driving; Starting; Stopping; Control thereof
    • G11B19/28Speed controlling, regulating, or indicating
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00Driving, 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
    • G11B19/20Driving; Starting; Stopping; Control thereof
    • G11B19/26Speed-changing arrangements; Reversing arrangements; Drive-transfer means therefor
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0946Disposition 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 operation during external perturbations not related to the carrier or servo beam, e.g. vibration
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/095Disposition 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
    • G11B7/0956Disposition 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 tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
DE69710149T 1996-09-03 1997-09-01 System zum Lesen von auf einer Scheibe aufgezeichneter Information Expired - Fee Related DE69710149T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8252288A JPH1079164A (ja) 1996-09-03 1996-09-03 情報読取装置

Publications (2)

Publication Number Publication Date
DE69710149D1 true DE69710149D1 (de) 2002-03-14
DE69710149T2 DE69710149T2 (de) 2002-09-26

Family

ID=17235178

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69710149T Expired - Fee Related DE69710149T2 (de) 1996-09-03 1997-09-01 System zum Lesen von auf einer Scheibe aufgezeichneter Information

Country Status (4)

Country Link
US (1) US6226245B1 (de)
EP (1) EP0833328B1 (de)
JP (1) JPH1079164A (de)
DE (1) DE69710149T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1006523A1 (de) 1998-12-03 2000-06-07 Deutsche Thomson-Brandt Gmbh Überwachung und Einstellung des Motorstroms eines Datenplattenlaufwerks zur Optimierung der Plattenumdrehungsgeschwindigkeit
EP1006524B1 (de) * 1998-12-03 2012-02-22 Thomson Licensing Überwachung und Einstellung des Motorstroms eines Datenplattenlaufwerks zur Optimierung der Plattenumdrehungsgeschwindigkeit
KR20000061687A (ko) 1999-03-30 2000-10-25 구자홍 광 디스크 재생배속 제어장치 및 제어방법
JP2001035068A (ja) * 1999-07-08 2001-02-09 Samsung Electronics Co Ltd 振動誘発ディスク再生装置及び方法
KR100626490B1 (ko) * 1999-09-21 2006-09-20 엘지전자 주식회사 광 디스크의 재생배속 조정방법
DE19955251A1 (de) * 1999-11-17 2001-05-23 Bosch Gmbh Robert Verfahren zur Regelung der Nachführung einer Abtastvorrichtung und Laufwerk dafür
JP2002222522A (ja) * 2001-01-24 2002-08-09 Matsushita Electric Ind Co Ltd 情報ディスク記録再生装置、及び情報ディスク記録再生装置の振動検出方法
JP2003263760A (ja) * 2002-03-08 2003-09-19 Toshiba Corp 回転補正回路、半導体集積回路、光ディスク装置及び回転補正方法
JP2004030720A (ja) * 2002-06-21 2004-01-29 Mitsumi Electric Co Ltd ディスク駆動装置の偏重心ディスク検知方法及びディスク駆動装置
JP4015642B2 (ja) * 2004-05-28 2007-11-28 株式会社日立エルジーデータストレージ 光ディスク装置及び光ディスクの回転速度制御方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3049919B2 (ja) * 1992-01-31 2000-06-05 ソニー株式会社 データ再生装置
JPH05303826A (ja) * 1992-04-24 1993-11-16 Matsushita Electric Ind Co Ltd 情報記録再生方法
JPH087456A (ja) * 1994-06-17 1996-01-12 Aiwa Co Ltd 信号再生装置
KR0143529B1 (ko) * 1994-06-22 1998-07-15 김광호 디스크 회전 제어 장치 및 방법
JP3477941B2 (ja) * 1994-11-25 2003-12-10 ソニー株式会社 ディスク再生装置の信号処理回路
JPH08167239A (ja) * 1994-12-07 1996-06-25 Sony Corp 再生装置及び回転サーボ回路
JP3530609B2 (ja) * 1994-12-28 2004-05-24 ソニー株式会社 ディスク装置
JPH0973729A (ja) * 1995-09-07 1997-03-18 Pioneer Electron Corp 情報読取装置
US5740356A (en) * 1996-02-01 1998-04-14 Delta Electronics, Inc. Read-error management during retrieving data storage-medium employing a data-retrieving optical beam
JP3432663B2 (ja) * 1996-02-13 2003-08-04 パイオニア株式会社 回転制御方法及び装置
JPH09274771A (ja) * 1996-04-03 1997-10-21 Sanyo Electric Co Ltd ディスクプレーヤ
JPH09306092A (ja) * 1996-05-13 1997-11-28 Toshiba Corp ディスク再生方法とディスク再生装置
KR0176599B1 (ko) * 1996-05-14 1999-04-15 김광호 씨디-롬 드라이브의 구동방법
US5886966A (en) * 1996-05-16 1999-03-23 Sanyo Electric Co., Ltd. Optical disk vibration sensing and reproducing device
JPH1069709A (ja) * 1996-06-21 1998-03-10 Teac Corp デ−タ再生方法及び装置
JPH1011882A (ja) * 1996-06-27 1998-01-16 Toshiba Corp ディスク再生装置とその制御方法
JP3092657B2 (ja) * 1996-07-10 2000-09-25 ティアック株式会社 デ−タ再生方法及び装置
JPH1083615A (ja) * 1996-07-17 1998-03-31 Teac Corp デ−タ再生方法及び装置
JPH1040640A (ja) * 1996-07-24 1998-02-13 Hitachi Ltd ディスク再生方法およびディスク再生装置
US6195322B1 (en) * 1996-07-25 2001-02-27 Sony Corporation Disk drive device and method of setting rotational speed thereof
US5808990A (en) * 1996-12-17 1998-09-15 Cinram, Inc. Method and apparatus for controlling the linear velocity between an optical head and a rotation disk

Also Published As

Publication number Publication date
EP0833328A2 (de) 1998-04-01
US6226245B1 (en) 2001-05-01
JPH1079164A (ja) 1998-03-24
DE69710149T2 (de) 2002-09-26
EP0833328B1 (de) 2002-01-30
EP0833328A3 (de) 1998-11-11

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee