DE3780866T2 - Optisches informations-aufzeichnungs- und wiedergabegeraet. - Google Patents

Optisches informations-aufzeichnungs- und wiedergabegeraet.

Info

Publication number
DE3780866T2
DE3780866T2 DE8787304349T DE3780866T DE3780866T2 DE 3780866 T2 DE3780866 T2 DE 3780866T2 DE 8787304349 T DE8787304349 T DE 8787304349T DE 3780866 T DE3780866 T DE 3780866T DE 3780866 T2 DE3780866 T2 DE 3780866T2
Authority
DE
Germany
Prior art keywords
information recording
playback device
optical information
playback
optical
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
DE8787304349T
Other languages
English (en)
Other versions
DE3780866D1 (de
Inventor
Satoshi Shikichi
Hideki Hosoya
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 JP11351186A external-priority patent/JPS62271230A/ja
Priority claimed from JP61113512A external-priority patent/JPH079706B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE3780866D1 publication Critical patent/DE3780866D1/de
Publication of DE3780866T2 publication Critical patent/DE3780866T2/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
    • G11B19/00—Driving, 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
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • 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
    • 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
DE8787304349T 1986-05-20 1987-05-15 Optisches informations-aufzeichnungs- und wiedergabegeraet. Expired - Fee Related DE3780866T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11351186A JPS62271230A (ja) 1986-05-20 1986-05-20 光学的情報記録再生装置
JP61113512A JPH079706B2 (ja) 1986-05-20 1986-05-20 光学的情報記録再生装置

Publications (2)

Publication Number Publication Date
DE3780866D1 DE3780866D1 (de) 1992-09-10
DE3780866T2 true DE3780866T2 (de) 1993-03-18

Family

ID=26452465

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787304349T Expired - Fee Related DE3780866T2 (de) 1986-05-20 1987-05-15 Optisches informations-aufzeichnungs- und wiedergabegeraet.

Country Status (4)

Country Link
US (1) US4888756A (de)
EP (1) EP0246830B1 (de)
CA (1) CA1301324C (de)
DE (1) DE3780866T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4906874A (en) * 1988-01-22 1990-03-06 Sharp Kabushiki Kaisha Analog signal switching device for use in an optical memory
US5029151A (en) * 1988-02-17 1991-07-02 Canon Kabushiki Kaisha Optical information processing apparatus including a limiter for limiting error of focusing and/or tracking actuators and a circuit for adjusting the limit range thereof
US5341355A (en) * 1988-05-20 1994-08-23 Ricoh Company, Ltd. Multibeam optical pickup and servo method thereof
JP2904434B2 (ja) * 1988-08-12 1999-06-14 パイオニア株式会社 光学式情報記録媒体及びその再生装置
JP2706301B2 (ja) * 1989-02-15 1998-01-28 キヤノン株式会社 光学的情報記録再生装置
JPH02247830A (ja) * 1989-03-20 1990-10-03 Pioneer Electron Corp サーボループのループゲイン設定方法
JPH03100931A (ja) * 1989-09-14 1991-04-25 Mitsubishi Electric Corp 光学式情報記録再生装置
JP2723646B2 (ja) * 1990-03-27 1998-03-09 キヤノン株式会社 光学的情報処理装置
JP2531847B2 (ja) * 1990-09-27 1996-09-04 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
GB2248989B (en) * 1990-10-15 1995-05-24 Applied Magnetics Corp Focus sensing apparatus and method
JP2954404B2 (ja) * 1991-10-09 1999-09-27 株式会社日本コンラックス 光学的情報記録再生装置
US5257252A (en) * 1991-12-18 1993-10-26 Hewlett-Packard Company Adaptive control system for a disk drive actuator
US6371370B2 (en) * 1999-05-24 2002-04-16 Agilent Technologies, Inc. Apparatus and method for scanning a surface
JP3824135B2 (ja) * 2001-01-10 2006-09-20 横河電機株式会社 バイオチップ読取り装置
US9508380B2 (en) * 2013-10-29 2016-11-29 Sony Corporation Of America Enclosure for reading an optical medium at an input port

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3474418A (en) * 1967-06-19 1969-10-21 Ibm Data tracking system
JPS626580Y2 (de) * 1979-11-17 1987-02-16
JPS58166567A (ja) * 1982-03-26 1983-10-01 Matsushita Electric Ind Co Ltd 情報トラックの検索装置
JPS59116939A (ja) * 1982-12-23 1984-07-06 Olympus Optical Co Ltd 光学式記録再生装置
NL8300844A (nl) * 1983-03-09 1984-10-01 Philips Nv Inrichting voor het uitlezen van een optisch gekodeerde schijfvormige registratiedrager.
JPS59198537A (ja) * 1983-04-22 1984-11-10 Matsushita Electric Ind Co Ltd 光学的記録再生装置
NL8303029A (nl) * 1983-08-31 1985-03-18 Philips Nv Inrichting voor het uitlezen van een schijfvormige optische registratiedrager.
US4634850A (en) * 1983-10-12 1987-01-06 Drexler Technology Corporation Quad density optical data system
US4734565A (en) * 1983-10-12 1988-03-29 Drexler Technology Corporation Read-only optical card and system
DE3484902D1 (de) * 1983-10-12 1991-09-12 Drexler Tech Optisches datensystem mit vierfachdichte.
US4598393A (en) * 1984-04-06 1986-07-01 Drexler Technology Corporation Three-beam optical servo tracking system with two-track parallel readout
DE3546320A1 (de) * 1984-12-31 1986-07-03 Canon K.K., Tokio/Tokyo Geraet zur aufzeichnung und wiedergabe einer optischen information
JPH0664632B2 (ja) * 1985-09-06 1994-08-22 キヤノン株式会社 情報記録再生装置

Also Published As

Publication number Publication date
CA1301324C (en) 1992-05-19
US4888756A (en) 1989-12-19
EP0246830A2 (de) 1987-11-25
EP0246830B1 (de) 1992-08-05
DE3780866D1 (de) 1992-09-10
EP0246830A3 (en) 1989-03-15

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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