DE69508258D1 - Doppelschichtiges optisches medium mit einer teilreflektierenden dünnfilmschicht - Google Patents

Doppelschichtiges optisches medium mit einer teilreflektierenden dünnfilmschicht

Info

Publication number
DE69508258D1
DE69508258D1 DE69508258T DE69508258T DE69508258D1 DE 69508258 D1 DE69508258 D1 DE 69508258D1 DE 69508258 T DE69508258 T DE 69508258T DE 69508258 T DE69508258 T DE 69508258T DE 69508258 D1 DE69508258 D1 DE 69508258D1
Authority
DE
Germany
Prior art keywords
double
thin film
optical medium
layer
reflective thin
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
DE69508258T
Other languages
English (en)
Other versions
DE69508258T2 (de
Inventor
Michael Hintz
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.)
GlassBridge Enterprises Inc
Original Assignee
Imation 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 Imation Corp filed Critical Imation Corp
Publication of DE69508258D1 publication Critical patent/DE69508258D1/de
Application granted granted Critical
Publication of DE69508258T2 publication Critical patent/DE69508258T2/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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24062—Reflective 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G11B7/2534—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polycarbonates [PC]
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/254—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers
    • G11B7/2548—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of protective topcoat layers consisting essentially of inorganic materials
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
    • G11B7/2585—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers based on aluminium
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/21—Circular sheet or circular blank
DE69508258T 1994-08-05 1995-06-05 Doppelschichtiges optisches medium mit einer teilreflektierenden dünnfilmschicht Expired - Fee Related DE69508258T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/286,289 US5540966A (en) 1994-08-05 1994-08-05 Dual layer optical medium having partially reflecting thin film layer
PCT/US1995/007096 WO1996004650A1 (en) 1994-08-05 1995-06-05 Dual layer optical medium having partially reflecting thin film layer

Publications (2)

Publication Number Publication Date
DE69508258D1 true DE69508258D1 (de) 1999-04-15
DE69508258T2 DE69508258T2 (de) 1999-09-09

Family

ID=23097924

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69508258T Expired - Fee Related DE69508258T2 (de) 1994-08-05 1995-06-05 Doppelschichtiges optisches medium mit einer teilreflektierenden dünnfilmschicht

Country Status (9)

Country Link
US (3) US5540966A (de)
EP (1) EP0775357B1 (de)
JP (1) JPH10503872A (de)
KR (1) KR970705136A (de)
CN (1) CN1134774C (de)
CA (1) CA2194227A1 (de)
DE (1) DE69508258T2 (de)
MX (1) MX9700859A (de)
WO (1) WO1996004650A1 (de)

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MY113615A (en) * 1995-08-31 2002-04-30 Sony Corp Multi-layer optical disk
US5965228A (en) * 1995-09-01 1999-10-12 Balzers Aktiengesellschaft Information carrier, method for producing same
JP2728057B2 (ja) * 1995-10-30 1998-03-18 日本電気株式会社 光ディスク用情報アクセス装置
US5640382A (en) * 1995-12-19 1997-06-17 Imation Corp. Dual layer optical medium having partially reflecting metal alloy layer
US5669995A (en) * 1996-01-29 1997-09-23 Hong; Gilbert H. Method for writing and reading data on a multi-layer recordable interferometric optical disc and method for fabricating such
US5942302A (en) * 1996-02-23 1999-08-24 Imation Corp. Polymer layer for optical media
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WO1998010416A1 (en) * 1996-09-02 1998-03-12 Akzo Nobel N.V. Optical recording medium comprising a cross-linked buffer layer
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US5946286A (en) * 1997-03-20 1999-08-31 Imation Corp. Customized graphics for dual layer optical discs
US6678237B1 (en) * 1997-03-27 2004-01-13 Imation Corp. Dual layer optical storage medium having partially reflecting layer comprising amorphous selenium
US6628603B1 (en) * 1997-03-27 2003-09-30 Imation Corp. Dual layer optical storage medium having partially reflecting layer comprising antimony sulfide
KR100242129B1 (ko) * 1997-06-18 2000-02-01 윤종용 복수 규격을 만족하는 광 디스크
KR100263878B1 (ko) * 1997-09-30 2000-08-16 윤종용 광디스크제작용마스터디스크제조방법
US6214412B1 (en) 1998-05-19 2001-04-10 First Light Technologies, Inc. System and method for distributing a resin disposed between a top substrate and a bottom substrate
US6440248B1 (en) 1998-02-02 2002-08-27 Wea Manufacturing Inc. Two-sided graphical image DVDs and methods for making same
US6205112B1 (en) 1998-02-17 2001-03-20 Gateway, Inc. Multipurpose optical disc having different formats on opposing sides
US6379767B1 (en) * 1998-04-28 2002-04-30 Lg Electronics Inc. Optical recording medium with multiple recording layers and fabricating method thereof
US6042919A (en) * 1998-05-07 2000-03-28 Zomax Optical Media, Inc. Structurally stable optical data storage medium
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US6117284A (en) * 1998-09-28 2000-09-12 Wea Manufacturing, Inc. Dual-layer DVD disc, and method and apparatus for making same
DE69943411D1 (de) * 1998-09-28 2011-06-16 Wea Mfg Inc Zweilage dvd-platte, sowie verfahren und gerät zu deren herstellung
US6441123B1 (en) * 2000-05-31 2002-08-27 General Electric Company Vibration damping monolithic polymers
WO2003019541A1 (en) * 2001-08-29 2003-03-06 Koninklijke Philips Electronics N.V. Optical storage medium and method of manufacturing same
ES2283612T3 (es) * 2001-10-02 2007-11-01 Emerging Acquisitions, Llc Criba.
FR2832250A1 (fr) * 2001-11-09 2003-05-16 Commissariat Energie Atomique Support optique a double niveau d'enregistrement
US6961291B2 (en) * 2002-04-03 2005-11-01 Plasmon Lms, Inc. System for enhanced astigmatic focus signal detection
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Also Published As

Publication number Publication date
CN1155347A (zh) 1997-07-23
US5993930A (en) 1999-11-30
EP0775357A1 (de) 1997-05-28
CN1134774C (zh) 2004-01-14
JPH10503872A (ja) 1998-04-07
CA2194227A1 (en) 1996-02-15
EP0775357B1 (de) 1999-03-10
DE69508258T2 (de) 1999-09-09
US5540966A (en) 1996-07-30
MX9700859A (es) 1997-04-30
US5679429A (en) 1997-10-21
WO1996004650A1 (en) 1996-02-15
KR970705136A (ko) 1997-09-06

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