DE69817317D1 - Optische abtastanordnung für aufzeichnungsträger - Google Patents

Optische abtastanordnung für aufzeichnungsträger

Info

Publication number
DE69817317D1
DE69817317D1 DE69817317T DE69817317T DE69817317D1 DE 69817317 D1 DE69817317 D1 DE 69817317D1 DE 69817317 T DE69817317 T DE 69817317T DE 69817317 T DE69817317 T DE 69817317T DE 69817317 D1 DE69817317 D1 DE 69817317D1
Authority
DE
Germany
Prior art keywords
optical scanner
recording carriers
scanner arrangement
arrangement
carriers
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
DE69817317T
Other languages
English (en)
Other versions
DE69817317T2 (de
Inventor
Johannes Braat
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of DE69817317D1 publication Critical patent/DE69817317D1/de
Application granted granted Critical
Publication of DE69817317T2 publication Critical patent/DE69817317T2/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
    • G11B7/122—Flying-type heads, e.g. analogous to Winchester type in magnetic recording
    • 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
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • 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
    • 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
    • G11B7/1372—Lenses
    • G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing
DE69817317T 1997-05-23 1998-05-07 Optische abtastanordnung für aufzeichnungsträger Expired - Fee Related DE69817317T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP97201540 1997-05-23
EP97201540 1997-05-23
PCT/IB1998/000674 WO1998053450A2 (en) 1997-05-23 1998-05-07 Device for optically scanning a record carrier

Publications (2)

Publication Number Publication Date
DE69817317D1 true DE69817317D1 (de) 2003-09-25
DE69817317T2 DE69817317T2 (de) 2004-07-01

Family

ID=8228342

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69817317T Expired - Fee Related DE69817317T2 (de) 1997-05-23 1998-05-07 Optische abtastanordnung für aufzeichnungsträger

Country Status (5)

Country Link
US (1) US6064641A (de)
EP (1) EP0932899B1 (de)
JP (1) JP2000515663A (de)
DE (1) DE69817317T2 (de)
WO (1) WO1998053450A2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3952621B2 (ja) * 1999-01-08 2007-08-01 フジノン株式会社 高密度光記録媒体用対物レンズ
CN100397134C (zh) * 2000-10-16 2008-06-25 柯尼卡美能达精密光学株式会社 用于光信息记录媒体的记录及/或再生的物镜
HUP0303190A2 (hu) * 2000-10-16 2003-12-29 Konica Corporation Tárgylencse, kapcsoló lencse, fénykonvergáló optikai rendszer és optikai felvevő-lejátszó eszköz
DE10259648B4 (de) * 2002-12-18 2006-01-26 W.E.T. Automotive Systems Ag Klimatisierter Sitz und Klimatisierungseinrichtung für einen ventilierten Sitz
US7088526B2 (en) 2003-08-07 2006-08-08 Itt Manufactruing Enterprises, Inc. Lens collimator and method of producing optical signals with reduced aberrations
US20050078383A1 (en) * 2003-10-08 2005-04-14 Jones Edward L. Plastic, thermally stable, laser diode coupler
CN1942951A (zh) * 2004-04-20 2007-04-04 皇家飞利浦电子股份有限公司 光学数据存储系统和光学记录和/或读取的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5125750A (en) * 1991-03-14 1992-06-30 The Board Of Trustees Of The Leland Stanford Junior University Optical recording system employing a solid immersion lens
WO1994007160A1 (en) * 1992-09-11 1994-03-31 The Board Of Trustees Of The Leland Stanford, Junior University Chromatic focal pencil beam-generating apparatus
DE4344908A1 (de) * 1993-01-08 1994-07-14 Nikon Corp Kondensorlinsensystem
JPH07311970A (ja) * 1994-05-17 1995-11-28 Seiko Epson Corp 光ヘッド及び光記憶装置
US5497359A (en) * 1994-08-30 1996-03-05 National Business Machines Corporation Optical disk data storage system with radiation-transparent air-bearing slider
JPH08221790A (ja) * 1995-02-15 1996-08-30 Sony Corp 光学ピックアップ装置
JPH08315404A (ja) * 1995-05-18 1996-11-29 Sony Corp 光学ピックアップ装置
US5729393A (en) * 1996-04-03 1998-03-17 Digital Papyrus Corporation Optical flying head with solid immersion lens having raised central surface facing medium
TW409248B (en) * 1996-05-01 2000-10-21 Terastor Corp Flying head with solid immersion lens

Also Published As

Publication number Publication date
EP0932899B1 (de) 2003-08-20
US6064641A (en) 2000-05-16
EP0932899A2 (de) 1999-08-04
JP2000515663A (ja) 2000-11-21
WO1998053450A3 (en) 1999-03-11
DE69817317T2 (de) 2004-07-01
WO1998053450A2 (en) 1998-11-26

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Legal Events

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