DE69030608D1 - Gerät zur optischen Aufnahme und Wiedergabe und Adaptor zum Gebrauch mit diesem Gerät - Google Patents

Gerät zur optischen Aufnahme und Wiedergabe und Adaptor zum Gebrauch mit diesem Gerät

Info

Publication number
DE69030608D1
DE69030608D1 DE69030608T DE69030608T DE69030608D1 DE 69030608 D1 DE69030608 D1 DE 69030608D1 DE 69030608 T DE69030608 T DE 69030608T DE 69030608 T DE69030608 T DE 69030608T DE 69030608 D1 DE69030608 D1 DE 69030608D1
Authority
DE
Germany
Prior art keywords
adapter
optical recording
playback device
playback
recording
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
DE69030608T
Other languages
English (en)
Other versions
DE69030608T2 (de
Inventor
Kenichi Nishiuchi
Nobuo Akahiro
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69030608D1 publication Critical patent/DE69030608D1/de
Application granted granted Critical
Publication of DE69030608T2 publication Critical patent/DE69030608T2/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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
    • G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means
    • 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
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
    • G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0009—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage
    • G11B2007/0013—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage for carriers having multiple discrete layers
DE69030608T 1989-07-24 1990-07-23 Gerät zur optischen Aufnahme und Wiedergabe und Adaptor zum Gebrauch mit diesem Gerät Expired - Fee Related DE69030608T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1191003A JPH0354740A (ja) 1989-07-24 1989-07-24 光学情報記録部材および光学情報記録再生装置

Publications (2)

Publication Number Publication Date
DE69030608D1 true DE69030608D1 (de) 1997-06-05
DE69030608T2 DE69030608T2 (de) 1997-11-06

Family

ID=16267252

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030608T Expired - Fee Related DE69030608T2 (de) 1989-07-24 1990-07-23 Gerät zur optischen Aufnahme und Wiedergabe und Adaptor zum Gebrauch mit diesem Gerät

Country Status (4)

Country Link
US (1) US5097464A (de)
EP (1) EP0414380B1 (de)
JP (1) JPH0354740A (de)
DE (1) DE69030608T2 (de)

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FR2676302B1 (fr) * 1991-05-07 1993-07-16 Thomson Csf Procede de lecture des informations contenues dans un disque optique.
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US5666344A (en) * 1991-06-04 1997-09-09 International Business Machines Corporation Multiple data surface optical data storage system
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US5586107A (en) * 1991-06-04 1996-12-17 International Business Machines Corporation Multiple data surface optical data storage system
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JP3864428B2 (ja) * 1995-02-24 2006-12-27 ソニー株式会社 光学装置及び記録媒体再生装置
US6026065A (en) * 1995-03-04 2000-02-15 Lg Electronics Inc. Optical pick-up apparatus capable of reading data irrespective of disc type
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US5627817A (en) * 1995-05-08 1997-05-06 International Business Machines Corporation Optical disk data storage system with multiple write-once dye-based data layers
JP3210549B2 (ja) * 1995-05-17 2001-09-17 日本コロムビア株式会社 光情報記録媒体
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US5555537A (en) * 1995-06-30 1996-09-10 International Business Machines Corporation Optical data storage system with multiple write-once phase-change recording layers
CN1299276C (zh) 1995-07-27 2007-02-07 松下电器产业株式会社 光盘装置
US5907530A (en) * 1995-08-30 1999-05-25 Samsung Electronics Co., Ltd. Optical pickup device
US5787061A (en) * 1995-08-31 1998-07-28 Sanyo Electric Co., Ltd. Optical disc recording reproducing apparatus recording/reproducing information to/from optical discs according to different standards
JP2981644B2 (ja) * 1995-09-14 1999-11-22 富士通株式会社 光ディスク装置の対物レンズ切替え方法
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JP3510947B2 (ja) * 1995-12-01 2004-03-29 パイオニア株式会社 光ピックアップ装置
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DE69716219T2 (de) * 1996-11-20 2003-04-17 Matsushita Electric Ind Co Ltd Objektivlinse und optischer Kopf und damit versehenes optisches Plattengerät
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Also Published As

Publication number Publication date
US5097464A (en) 1992-03-17
EP0414380A3 (en) 1992-01-02
EP0414380B1 (de) 1997-05-02
JPH0354740A (ja) 1991-03-08
EP0414380A2 (de) 1991-02-27
DE69030608T2 (de) 1997-11-06

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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