CA2626232A1 - Multilayer optical disc and method and apparatus for making same - Google Patents

Multilayer optical disc and method and apparatus for making same Download PDF

Info

Publication number
CA2626232A1
CA2626232A1 CA002626232A CA2626232A CA2626232A1 CA 2626232 A1 CA2626232 A1 CA 2626232A1 CA 002626232 A CA002626232 A CA 002626232A CA 2626232 A CA2626232 A CA 2626232A CA 2626232 A1 CA2626232 A1 CA 2626232A1
Authority
CA
Canada
Prior art keywords
layer
partially reflective
reflective layer
optically transparent
surface relief
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.)
Abandoned
Application number
CA002626232A
Other languages
English (en)
French (fr)
Inventor
Eugene Levich
Vladimir Binyukov
Sergei Magnitskii
Dmitry Malakhov
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.)
NEW MEDIUM ENTERPRISES Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2626232A1 publication Critical patent/CA2626232A1/en
Abandoned 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
    • G11B7/241—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
    • G11B7/257—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 layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the 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
    • G11B7/24035—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
    • G11B7/241—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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/266—Sputtering or spin-coating 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
    • G11B7/253—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
    • G11B7/253—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
    • G11B7/2535—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 polyesters, e.g. PET, PETG or PEN
    • 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
    • G11B7/256—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 layers improving adhesion between 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/263—Preparing and using a stamper, e.g. pressing or injection molding substrates

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Laminated Bodies (AREA)
CA002626232A 2004-07-07 2005-07-07 Multilayer optical disc and method and apparatus for making same Abandoned CA2626232A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US58557404P 2004-07-07 2004-07-07
US60/585,574 2004-07-07
US63122204P 2004-11-29 2004-11-29
US60/631,222 2004-11-29
PCT/IL2005/000728 WO2006003666A2 (en) 2004-07-07 2005-07-07 Multilayer optical disc and method and apparatus for making same

Publications (1)

Publication Number Publication Date
CA2626232A1 true CA2626232A1 (en) 2006-01-12

Family

ID=35783239

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002626232A Abandoned CA2626232A1 (en) 2004-07-07 2005-07-07 Multilayer optical disc and method and apparatus for making same

Country Status (6)

Country Link
US (1) US20080038455A1 (https=)
EP (1) EP1774522A4 (https=)
JP (1) JP2008507067A (https=)
CA (1) CA2626232A1 (https=)
RU (1) RU2007103842A (https=)
WO (1) WO2006003666A2 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE503445T1 (de) * 2007-02-15 2011-04-15 Dignitana Ab Kopfkühler
EP2175449A4 (en) * 2007-07-11 2012-01-18 Sharp Kk OPTICAL INFORMATION RECORDING MEDIUM AND OPTICAL INFORMATION RECORDING MEDIUM DRIVE APPARATUS
WO2009014190A1 (ja) * 2007-07-25 2009-01-29 Sharp Kabushiki Kaisha 光情報記録媒体及び光情報記録媒体駆動装置
JP5308059B2 (ja) * 2008-04-25 2013-10-09 株式会社ミツトヨ 光電式エンコーダ用スケール
JP5073632B2 (ja) * 2008-10-10 2012-11-14 シャープ株式会社 光情報記録媒体および光情報記録媒体駆動装置
CN102054499B (zh) * 2010-12-30 2012-06-20 东莞宏威数码机械有限公司 蓝光光盘母盘制造系统及方法
KR102041936B1 (ko) 2011-06-09 2019-11-07 케이스 웨스턴 리저브 유니버시티 광학적 정보 스토리지 매체
US9921377B2 (en) 2014-07-31 2018-03-20 Hewlett Packard Enterprise Department LP Interposer registration elements

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7803069A (nl) * 1978-03-22 1979-09-25 Philips Nv Meerlaags informatieschijf.
JPH01107338A (ja) * 1987-10-21 1989-04-25 Hitachi Ltd 光デイスク用スタンパの作製方法
JP3012547B2 (ja) * 1997-02-25 2000-02-21 日本ビクター株式会社 光記録媒体及びその製造方法
US5946286A (en) * 1997-03-20 1999-08-31 Imation Corp. Customized graphics for dual layer optical discs
US6309496B1 (en) * 1999-03-04 2001-10-30 Wea Manfacturing Inc. Method and apparatus for making dual layer DVD discs
JP2000268417A (ja) * 1999-03-18 2000-09-29 Pioneer Electronic Corp 光ディスクの製造方法
US6475589B1 (en) * 2001-12-17 2002-11-05 General Electric Company Colored optical discs and methods for making the same
JP2003281791A (ja) * 2002-03-22 2003-10-03 Toshiba Corp 片面２層光ディスク及びその製造方法及び装置

Also Published As

Publication number Publication date
JP2008507067A (ja) 2008-03-06
US20080038455A1 (en) 2008-02-14
WO2006003666A3 (en) 2006-07-13
EP1774522A4 (en) 2008-12-24
WO2006003666A2 (en) 2006-01-12
RU2007103842A (ru) 2008-08-20
EP1774522A2 (en) 2007-04-18

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