ATE381995T1 - Optisches aufzeichnungsmedium - Google Patents

Optisches aufzeichnungsmedium

Info

Publication number
ATE381995T1
ATE381995T1 AT04719136T AT04719136T ATE381995T1 AT E381995 T1 ATE381995 T1 AT E381995T1 AT 04719136 T AT04719136 T AT 04719136T AT 04719136 T AT04719136 T AT 04719136T AT E381995 T1 ATE381995 T1 AT E381995T1
Authority
AT
Austria
Prior art keywords
optical recording
layer
recording layer
recording medium
protective layer
Prior art date
Application number
AT04719136T
Other languages
English (en)
Inventor
Kouichi Yasuda
Mitsuaki Oyamada
Jun Nakano
Norio Mitsui
Sakuya Tamada
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of ATE381995T1 publication Critical patent/ATE381995T1/de

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
    • G11B7/254—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
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24318—Non-metallic elements
    • G11B2007/2432—Oxygen
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24318—Non-metallic elements
    • G11B2007/24322—Nitrogen
    • 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
    • G11B2007/25705—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 consisting essentially of inorganic materials
    • G11B2007/2571—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 consisting essentially of inorganic materials containing group 14 elements except carbon (Si, Ge, Sn, Pb)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
AT04719136T 2003-03-13 2004-03-10 Optisches aufzeichnungsmedium ATE381995T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003068772A JP3852420B2 (ja) 2003-03-13 2003-03-13 光記録媒体

Publications (1)

Publication Number Publication Date
ATE381995T1 true ATE381995T1 (de) 2008-01-15

Family

ID=32984598

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04719136T ATE381995T1 (de) 2003-03-13 2004-03-10 Optisches aufzeichnungsmedium

Country Status (10)

Country Link
US (2) US7464391B2 (de)
EP (1) EP1609614B1 (de)
JP (1) JP3852420B2 (de)
KR (1) KR20050117548A (de)
CN (1) CN1761573A (de)
AT (1) ATE381995T1 (de)
CA (1) CA2517224A1 (de)
DE (1) DE602004010897T2 (de)
TW (1) TWI265509B (de)
WO (1) WO2004080724A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1839052B (zh) 2003-08-21 2011-09-07 三菱化学媒体股份有限公司 记录介质
KR20130081956A (ko) 2012-01-10 2013-07-18 삼성전자주식회사 질화물 반도체층 성장 방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60131650A (ja) * 1983-12-20 1985-07-13 Matsushita Electric Ind Co Ltd 光メモリデイスクおよびその製造方法
JPS6131288A (ja) * 1984-07-24 1986-02-13 Asahi Glass Co Ltd 光情報記録担体
EP0482606B1 (de) * 1990-10-26 1995-08-16 Teijin Limited Magnetooptisches Aufzeichnungsmedium
US5464673A (en) * 1991-08-08 1995-11-07 Hitachi Chemical Co., Ltd. Information recording medium having recording layer with organic polymer and dye contained therein
CA2083865C (en) * 1991-12-04 1998-09-29 Masahiko Sekiya Substrate for optical recording medium and magneto-optical recording medium using same
JPH05212967A (ja) 1992-02-04 1993-08-24 Dainippon Printing Co Ltd 光記録媒体及びその製造方法
JPH0652578A (ja) * 1992-07-28 1994-02-25 Nippondenso Co Ltd 光情報記録媒体
CA2127059A1 (en) * 1993-07-02 1995-01-03 Masahiko Sekiya Magneto-optical recording medium
JPH07161072A (ja) * 1993-12-06 1995-06-23 Ricoh Co Ltd 光情報記録媒体
JPH10334511A (ja) * 1997-05-29 1998-12-18 Asahi Chem Ind Co Ltd 光情報記録媒体
JP2001273673A (ja) * 1999-11-17 2001-10-05 Matsushita Electric Ind Co Ltd 光記録媒体およびその製造方法
US6432502B1 (en) * 1999-11-17 2002-08-13 Matsushita Electric Industrial Co., Ltd. Optical recording medium and method of manufacturing the same
JP2002269855A (ja) * 2001-03-07 2002-09-20 Ricoh Co Ltd 光記録媒体
JP3852408B2 (ja) * 2002-07-09 2006-11-29 ソニー株式会社 光記録媒体
JP4084674B2 (ja) * 2003-01-28 2008-04-30 Ｔｄｋ株式会社 光記録媒体

Also Published As

Publication number Publication date
US20090073845A1 (en) 2009-03-19
WO2004080724A1 (ja) 2004-09-23
JP2004276337A (ja) 2004-10-07
US7464391B2 (en) 2008-12-09
DE602004010897D1 (de) 2008-02-07
CN1761573A (zh) 2006-04-19
TWI265509B (en) 2006-11-01
US20070141294A1 (en) 2007-06-21
EP1609614A1 (de) 2005-12-28
TW200501142A (en) 2005-01-01
EP1609614B1 (de) 2007-12-26
EP1609614A4 (de) 2006-07-26
JP3852420B2 (ja) 2006-11-29
CA2517224A1 (en) 2004-09-23
DE602004010897T2 (de) 2008-12-11
KR20050117548A (ko) 2005-12-14

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