DE3887601D1 - Informationsaufnahme- und/oder -wiedergabegerät mit Mitteln zur Feststellung aller Spurfolgefehler. - Google Patents

Informationsaufnahme- und/oder -wiedergabegerät mit Mitteln zur Feststellung aller Spurfolgefehler.

Info

Publication number
DE3887601D1
DE3887601D1 DE88307626T DE3887601T DE3887601D1 DE 3887601 D1 DE3887601 D1 DE 3887601D1 DE 88307626 T DE88307626 T DE 88307626T DE 3887601 T DE3887601 T DE 3887601T DE 3887601 D1 DE3887601 D1 DE 3887601D1
Authority
DE
Germany
Prior art keywords
detecting
information recording
reproducing device
tracking errors
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
DE88307626T
Other languages
English (en)
Other versions
DE3887601T2 (de
Inventor
Machiko Matsushita
Shigeto Kanda
Eiji Yamaguchi
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.)
Canon Inc
Original Assignee
Canon Inc
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
Priority claimed from JP21544787A external-priority patent/JPH0697506B2/ja
Priority claimed from JP62215445A external-priority patent/JP2559421B2/ja
Priority claimed from JP62215449A external-priority patent/JPH0778897B2/ja
Priority claimed from JP63017164A external-priority patent/JPH07118083B2/ja
Priority claimed from JP63022079A external-priority patent/JPH071613B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE3887601D1 publication Critical patent/DE3887601D1/de
Publication of DE3887601T2 publication Critical patent/DE3887601T2/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
    • G11B7/0946—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 operation during external perturbations not related to the carrier or servo beam, e.g. vibration
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0033—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cards or other card-like flat carriers, e.g. flat sheets of optical film
    • 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
DE3887601T 1987-08-31 1988-08-17 Informationsaufnahme- und/oder -wiedergabegerät mit Mitteln zur Feststellung aller Spurfolgefehler. Expired - Fee Related DE3887601T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP21544787A JPH0697506B2 (ja) 1987-08-31 1987-08-31 オ−トトラッキング制御装置
JP62215445A JP2559421B2 (ja) 1987-08-31 1987-08-31 光学的情報記録装置
JP62215449A JPH0778897B2 (ja) 1987-08-31 1987-08-31 光学式情報記録再生装置
JP63017164A JPH07118083B2 (ja) 1988-01-29 1988-01-29 光学式情報記録再生装置
JP63022079A JPH071613B2 (ja) 1988-02-03 1988-02-03 トラッキング制御装置

Publications (2)

Publication Number Publication Date
DE3887601D1 true DE3887601D1 (de) 1994-03-17
DE3887601T2 DE3887601T2 (de) 1994-06-09

Family

ID=27519896

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3887601T Expired - Fee Related DE3887601T2 (de) 1987-08-31 1988-08-17 Informationsaufnahme- und/oder -wiedergabegerät mit Mitteln zur Feststellung aller Spurfolgefehler.

Country Status (4)

Country Link
US (1) US4982393A (de)
EP (1) EP0306179B1 (de)
CA (1) CA1311557C (de)
DE (1) DE3887601T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH077528B2 (ja) * 1988-01-25 1995-01-30 キヤノン株式会社 光学式情報記録装置
US5287339A (en) * 1988-02-23 1994-02-15 Canon Kabushiki Kaisha Optical information processing apparatus for holding a lens at a predetermined position along a tracking path at pulling-in of focusing control
JP2693475B2 (ja) * 1988-03-31 1997-12-24 キヤノン株式会社 光学的情報記録再生装置
JP2656812B2 (ja) * 1988-10-12 1997-09-24 キヤノン株式会社 トラッキング制御装置
CA2014172C (en) * 1989-04-10 1994-11-01 Shigenori Yanagi Track access control system in rotating disc devices with eccentricity correction
JP2683104B2 (ja) * 1989-06-12 1997-11-26 キヤノン株式会社 情報記録再生装置
US5033037A (en) * 1989-09-29 1991-07-16 Fujitsu Limited Track access control circuit of optical disk unit
JP3011425B2 (ja) * 1990-02-09 2000-02-21 オリンパス光学工業株式会社 光学的情報記録再生装置
US5712840A (en) * 1990-03-16 1998-01-27 Canon Kabushiki Kaisha Optical information recording/reproduciing apparatus having two-division detectors
DE69126160T2 (de) * 1990-03-16 1997-10-09 Canon Kk Aufzeichnungs-/Wiedergabegerät für optische Information
JP2858455B2 (ja) * 1990-11-27 1999-02-17 キヤノン株式会社 光学的情報記録装置
US5315569A (en) * 1990-12-10 1994-05-24 Olympus Optical Co., Ltd. Apparatus for recording and/or reproducing information on/from optical card-like information recording medium
US5105072A (en) * 1991-03-06 1992-04-14 Olympus Optical Co., Ltd. Optical information recording/reproducing apparatus having stopping position deviation and correction circuitry relative to movement in the track direction
EP0555049B1 (de) * 1992-02-05 1998-10-07 Canon Kabushiki Kaisha Magnetooptisches Informationsaufzeichnungs- und -wiedergabegerät
JP3239962B2 (ja) * 1992-09-10 2001-12-17 キヤノン株式会社 光学的情報記録再生装置
JPH07169129A (ja) * 1993-12-13 1995-07-04 Canon Inc 光ヘッド
KR20020026679A (ko) * 2000-10-02 2002-04-12 구자홍 광 기록매체의 재생 제어 방법 및 장치
TW200735075A (en) * 2005-06-29 2007-09-16 Koninkl Philips Electronics Nv Single spot cross-correlation tracking

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4432083A (en) * 1982-02-17 1984-02-14 Burroughs Corporation Optical memory system having track following
JPS58189840A (ja) * 1982-04-30 1983-11-05 Hitachi Ltd 光学的情報処理装置
JPS6074129A (ja) * 1983-09-30 1985-04-26 Sony Corp 光学式デイスクのトラツキングサ−ボ回路
JPS613359A (ja) * 1984-06-15 1986-01-09 Matsushita Electric Ind Co Ltd 光学式記録再生装置
GB2172138A (en) * 1984-12-29 1986-09-10 Canon Kk Optical recording-reproducing apparatus
JPS61216133A (ja) * 1985-03-22 1986-09-25 Canon Inc 可動光学系を有する光学装置
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
US4764860A (en) * 1985-06-26 1988-08-16 Nippon Gakki Seizo Kabushiki Kaisha Servo circuit for an information recording and/or reproducing apparatus

Also Published As

Publication number Publication date
CA1311557C (en) 1992-12-15
US4982393A (en) 1991-01-01
EP0306179B1 (de) 1994-02-02
DE3887601T2 (de) 1994-06-09
EP0306179A2 (de) 1989-03-08
EP0306179A3 (en) 1989-08-23

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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