KR100512661B1 - 다층광디스크 - Google Patents

다층광디스크 Download PDF

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Publication number
KR100512661B1
KR100512661B1 KR10-1998-0023236A KR19980023236A KR100512661B1 KR 100512661 B1 KR100512661 B1 KR 100512661B1 KR 19980023236 A KR19980023236 A KR 19980023236A KR 100512661 B1 KR100512661 B1 KR 100512661B1
Authority
KR
South Korea
Prior art keywords
information layer
light
reflective film
film
information
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
KR10-1998-0023236A
Other languages
English (en)
Korean (ko)
Other versions
KR19990007172A (ko
Inventor
가쓰히사 아라타니
Original Assignee
소니 가부시끼 가이샤
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 소니 가부시끼 가이샤 filed Critical 소니 가부시끼 가이샤
Publication of KR19990007172A publication Critical patent/KR19990007172A/ko
Application granted granted Critical
Publication of KR100512661B1 publication Critical patent/KR100512661B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G11B7/24018—Laminated discs
    • G11B7/24027—Layers; Shape, structure or physical properties 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
    • G11B7/24—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
    • G11B7/24018—Laminated discs
    • G11B7/24024—Adhesion or bonding, e.g. specific adhesive 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
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24035—Recording layers
    • G11B7/24038—Multiple laminated 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
    • G11B7/2403—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
    • G11B7/253—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
    • 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
    • G11B7/2542—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 organic resins
    • 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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
KR10-1998-0023236A 1997-06-20 1998-06-20 다층광디스크 Expired - Fee Related KR100512661B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP97-164457 1997-06-20
JP16445797A JP3867347B2 (ja) 1997-06-20 1997-06-20 多層光ディスク

Publications (2)

Publication Number Publication Date
KR19990007172A KR19990007172A (ko) 1999-01-25
KR100512661B1 true KR100512661B1 (ko) 2005-11-03

Family

ID=15793548

Family Applications (1)

Application Number Title Priority Date Filing Date
KR10-1998-0023236A Expired - Fee Related KR100512661B1 (ko) 1997-06-20 1998-06-20 다층광디스크

Country Status (7)

Country Link
US (1) US6030678A (https=)
EP (1) EP0886270B1 (https=)
JP (1) JP3867347B2 (https=)
KR (1) KR100512661B1 (https=)
CN (1) CN1129125C (https=)
DE (1) DE69835789T2 (https=)
ID (1) ID20471A (https=)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE40136E1 (en) * 1995-04-11 2008-03-04 Sony Corporation Multilayer optical disk
JPH08339574A (ja) * 1995-04-11 1996-12-24 Sony Corp 多層光ディスク
JPH11283278A (ja) * 1998-03-30 1999-10-15 Pioneer Electron Corp 光記録媒体
US6477011B1 (en) * 1998-08-24 2002-11-05 International Business Machines Corporation Magnetic recording device having an improved slider
DE19923542A1 (de) * 1999-05-21 2001-01-18 Thomson Brandt Gmbh Optischer Aufzeichnungsträger
US7065035B1 (en) * 1999-10-25 2006-06-20 Matsushita Electric Industrial Co., Ltd. Optical multilayer disk, multiwavelength light source, and optical system using them
CN1222941C (zh) * 2000-12-28 2005-10-12 索尼公司 光记录介质
KR100399021B1 (ko) * 2001-01-31 2003-09-19 한국과학기술연구원 비정질 반사막을 이용한 고밀도 광 디스크
JP2003051140A (ja) * 2001-08-06 2003-02-21 Sanyo Electric Co Ltd 光ディスクおよびその製造方法
FR2832250A1 (fr) * 2001-11-09 2003-05-16 Commissariat Energie Atomique Support optique a double niveau d'enregistrement
KR100911139B1 (ko) * 2002-05-30 2009-08-06 삼성전자주식회사 복수개의 기록층이 구비된 광 디스크, 그 기록방법 및재생방법
JP2005068348A (ja) * 2003-08-27 2005-03-17 Nippon Kayaku Co Ltd 光ディスク用接着剤組成物及びその硬化物を用いた物品
KR20050079018A (ko) * 2004-02-03 2005-08-09 엘지전자 주식회사 광 디스크 구조
US7567499B2 (en) 2005-08-30 2009-07-28 Victor Company Of Japan, Ltd. Optical disc and method of producing the same
JP2008159228A (ja) * 2006-12-26 2008-07-10 Toshiba Corp 光ディスク及び光ディスク装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0745985A2 (en) * 1995-05-31 1996-12-04 Victor Company Of Japan, Limited Optical disk
JPH09128802A (ja) * 1995-08-31 1997-05-16 Sony Corp 多層光ディスク

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05128588A (ja) * 1991-05-16 1993-05-25 Canon Inc 光記録媒体、光記録方法及び再生方法、情報書込み装置及び情報レコードの再生装置
JPH056571A (ja) * 1991-06-28 1993-01-14 Pioneer Electron Corp 光学式情報記録媒体
US5764619A (en) * 1995-04-07 1998-06-09 Matsushita Electric Industrial Co., Ltd. Optical recording medium having two separate recording layers
JPH08339574A (ja) * 1995-04-11 1996-12-24 Sony Corp 多層光ディスク
MY113615A (en) * 1995-08-31 2002-04-30 Sony Corp Multi-layer optical disk
ES2195004T3 (es) * 1995-09-08 2003-12-01 Koninkl Philips Electronics Nv Soporte de informacion, optico, de multiples capas.
JPH09128803A (ja) * 1995-10-31 1997-05-16 Sony Corp 光ディスク

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0745985A2 (en) * 1995-05-31 1996-12-04 Victor Company Of Japan, Limited Optical disk
JPH09128802A (ja) * 1995-08-31 1997-05-16 Sony Corp 多層光ディスク

Also Published As

Publication number Publication date
US6030678A (en) 2000-02-29
CN1204839A (zh) 1999-01-13
ID20471A (id) 1998-12-24
JP3867347B2 (ja) 2007-01-10
EP0886270A1 (en) 1998-12-23
DE69835789T2 (de) 2007-09-20
DE69835789D1 (de) 2006-10-19
JPH1116214A (ja) 1999-01-22
KR19990007172A (ko) 1999-01-25
CN1129125C (zh) 2003-11-26
EP0886270B1 (en) 2006-09-06

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