DE602006014256D1 - Zweischichtiges optisches aufzeichnungsmedium - Google Patents

Zweischichtiges optisches aufzeichnungsmedium

Info

Publication number
DE602006014256D1
DE602006014256D1 DE602006014256T DE602006014256T DE602006014256D1 DE 602006014256 D1 DE602006014256 D1 DE 602006014256D1 DE 602006014256 T DE602006014256 T DE 602006014256T DE 602006014256 T DE602006014256 T DE 602006014256T DE 602006014256 D1 DE602006014256 D1 DE 602006014256D1
Authority
DE
Germany
Prior art keywords
recording medium
optical recording
dimensioned optical
dimensioned
medium
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.)
Active
Application number
DE602006014256T
Other languages
English (en)
Inventor
Masaru Shinkai
Michiaki Shinotsuka
Hiroyoshi Sekiguchi
Masaki Kato
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE602006014256D1 publication Critical patent/DE602006014256D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G11B7/242—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
    • G11B7/2403—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
    • G11B7/241—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
    • G11B2007/2431—Metals or metalloids group 13 elements (B, Al, Ga, In)
    • 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
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24314—Metals or metalloids group 15 elements (e.g. Sb, Bi)
    • 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
    • G11B2007/25706—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 transition metal elements (Zn, Fe, Co, Ni, Pt)
    • 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
    • G11B2007/25715—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 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00454—Recording involving phase-change effects
    • 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

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
DE602006014256T 2005-03-17 2006-03-16 Zweischichtiges optisches aufzeichnungsmedium Active DE602006014256D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005077886 2005-03-17
PCT/JP2006/305763 WO2006098503A1 (en) 2005-03-17 2006-03-16 Two-layered optical recording medium

Publications (1)

Publication Number Publication Date
DE602006014256D1 true DE602006014256D1 (de) 2010-06-24

Family

ID=36991839

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006014256T Active DE602006014256D1 (de) 2005-03-17 2006-03-16 Zweischichtiges optisches aufzeichnungsmedium

Country Status (6)

Country Link
US (1) US8034426B2 (de)
EP (1) EP1858712B1 (de)
CN (1) CN101107655B (de)
DE (1) DE602006014256D1 (de)
TW (1) TWI312513B (de)
WO (1) WO2006098503A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101632120A (zh) * 2007-02-19 2010-01-20 皇家飞利浦电子股份有限公司 多层光盘
US20100195468A1 (en) * 2009-01-30 2010-08-05 Brigham Young University Optical data storage media containing metal and metal oxide dark layer structure
US9401330B1 (en) 2009-10-13 2016-07-26 Altera Corporation IC package with non-uniform dielectric layer thickness
EP3002550B1 (de) 2014-10-03 2017-08-30 Ricoh Company, Ltd. Informationsverarbeitungssystem und informationsverarbeitungsverfahren zur abstandsmessung
JP6968766B2 (ja) * 2018-08-13 2021-11-17 ポリプラスチックス株式会社 積層体

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0832482B2 (ja) 1986-09-22 1996-03-29 松下電器産業株式会社 光学的情報記録媒体
JPH0449539A (ja) * 1990-06-19 1992-02-18 Tdk Corp 光情報媒体
US5255262A (en) 1991-06-04 1993-10-19 International Business Machines Corporation Multiple data surface optical data storage system with transmissive data surfaces
JPH05303781A (ja) 1992-02-27 1993-11-16 Shin Etsu Chem Co Ltd 光磁気記録媒体
JP3087433B2 (ja) 1992-04-17 2000-09-11 松下電器産業株式会社 光学的情報記録媒体及びその構造設計方法
JP2840028B2 (ja) 1994-07-11 1998-12-24 日立電子株式会社 無線電話システム
TW414892B (en) 1996-05-28 2000-12-11 Ibm Optical data storage system with multiple rewriteable phase-change recording layers
US7045187B2 (en) * 1998-06-22 2006-05-16 Nee Han H Metal alloys for the reflective or the semi-reflective layer of an optical storage medium
JP3853543B2 (ja) 1998-08-05 2006-12-06 松下電器産業株式会社 光学的情報記録媒体とその製造方法、その記録再生方法および記録再生装置
JP4053715B2 (ja) 2000-07-11 2008-02-27 三菱化学メディア株式会社 光学的情報記録用媒体
JP4509431B2 (ja) 2000-07-13 2010-07-21 パナソニック株式会社 情報記録媒体
JP3913014B2 (ja) 2000-08-31 2007-05-09 松下電器産業株式会社 情報記録媒体およびその製造方法ならびにその記録再生方法
US20040101781A1 (en) 2000-09-04 2004-05-27 Nobuhiro Oda Reflecting layer, optical recording medium and sputtering target for forming reflecting layer
JP2002123977A (ja) 2000-10-19 2002-04-26 Sony Corp 追記型光学記録媒体
JP2002140838A (ja) 2000-10-31 2002-05-17 Furuya Kinzoku:Kk 光学記録媒体
JP4099953B2 (ja) 2001-03-23 2008-06-11 ソニー株式会社 書換え型の多層光ディスク
JP3889572B2 (ja) 2001-03-29 2007-03-07 株式会社東芝 相変化光記録媒体
KR100906056B1 (ko) * 2002-03-19 2009-07-03 파나소닉 주식회사 정보 기록매체와 그 제조 방법
WO2003094160A1 (en) 2002-05-03 2003-11-13 Koninklijke Philips Electronics N.V. Multi-stack optical data storage medium and use of such medium
JP4059714B2 (ja) 2002-07-04 2008-03-12 Ｔｄｋ株式会社 光記録媒体
JP2004110911A (ja) 2002-09-17 2004-04-08 Ricoh Co Ltd ２層相変化型情報記録媒体およびその製造方法
WO2004042717A1 (en) 2002-11-06 2004-05-21 Koninklijke Philips Electronics N.V. Multi-stack optical data storage medium and use of such medium
JP2003338081A (ja) 2003-04-23 2003-11-28 Hitachi Maxell Ltd 光情報記録媒体
JP2005050497A (ja) 2003-07-16 2005-02-24 Ricoh Co Ltd 光記録媒体

Also Published As

Publication number Publication date
TWI312513B (en) 2009-07-21
EP1858712A4 (de) 2009-04-01
WO2006098503A1 (en) 2006-09-21
US8034426B2 (en) 2011-10-11
EP1858712A1 (de) 2007-11-28
CN101107655A (zh) 2008-01-16
EP1858712B1 (de) 2010-05-12
CN101107655B (zh) 2010-05-19
US20080305293A1 (en) 2008-12-11
TW200703311A (en) 2007-01-16

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