DE69808240T2 - Speicherungselement - Google Patents

Speicherungselement

Info

Publication number
DE69808240T2
DE69808240T2 DE69808240T DE69808240T DE69808240T2 DE 69808240 T2 DE69808240 T2 DE 69808240T2 DE 69808240 T DE69808240 T DE 69808240T DE 69808240 T DE69808240 T DE 69808240T DE 69808240 T2 DE69808240 T2 DE 69808240T2
Authority
DE
Germany
Prior art keywords
storage element
storage
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 - Lifetime
Application number
DE69808240T
Other languages
English (en)
Other versions
DE69808240D1 (de
Inventor
Tatsuo Fukano
Yasuhiko Takeda
Naohiko Kato
Tomoyoshi Motohiro
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.)
Toyota Central R&D Labs Inc
Original Assignee
Toyota Central R&D Labs Inc
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 Toyota Central R&D Labs Inc filed Critical Toyota Central R&D Labs Inc
Publication of DE69808240D1 publication Critical patent/DE69808240D1/de
Application granted granted Critical
Publication of DE69808240T2 publication Critical patent/DE69808240T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B7/241—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
    • G11B2007/24306—Metals or metalloids transition metal elements of groups 3-10
    • 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
    • G11B2007/24328—Carbon
    • 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
    • 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
    • G11B7/2542—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
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
DE69808240T 1997-10-17 1998-10-15 Speicherungselement Expired - Lifetime DE69808240T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP28567097 1997-10-17
PCT/JP1998/004675 WO1999020472A1 (fr) 1997-10-17 1998-10-15 Dispositif a memoire

Publications (2)

Publication Number Publication Date
DE69808240D1 DE69808240D1 (de) 2002-10-31
DE69808240T2 true DE69808240T2 (de) 2003-06-26

Family

ID=17694541

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69808240T Expired - Lifetime DE69808240T2 (de) 1997-10-17 1998-10-15 Speicherungselement

Country Status (6)

Country Link
US (1) US6416929B2 (de)
EP (1) EP0947351B1 (de)
JP (1) JP3584472B2 (de)
DE (1) DE69808240T2 (de)
TW (1) TW406263B (de)
WO (1) WO1999020472A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6584050B1 (en) * 1999-04-26 2003-06-24 Sharp Kabushiki Kaisha Optical recording device, optical reproducing device, and optical memory medium
EP1327977B1 (de) * 2000-10-11 2009-01-21 Panasonic Corporation Optisches aufzeichnungsmedium, optische aufzeichnungs/wiedrgabevorrichtung und optisches aufzeichnungs/wiedergabeverfahren
JP2003237242A (ja) * 2002-02-22 2003-08-27 Sony Corp 光記録媒体及び光記録方法
US20030190551A1 (en) * 2002-04-05 2003-10-09 Tdk Corporation Optical recording medium and method for optically recording information in the same
US7479363B2 (en) 2002-04-26 2009-01-20 Tdk Corporation Optical recording medium and method for optically recording data in the same
CN1220195C (zh) * 2002-04-30 2005-09-21 Tdk股份有限公司 光学记录媒体以及在其上光学记录数据的方法
US7231649B2 (en) 2002-05-31 2007-06-12 Tdk Corporation Optical recording medium and method for optically recording data in the same
US20040038080A1 (en) * 2002-07-01 2004-02-26 Tdk Corporation Optical recording medium and method for recording data in the same
JP4059714B2 (ja) 2002-07-04 2008-03-12 Ｔｄｋ株式会社 光記録媒体
JP4092147B2 (ja) 2002-07-04 2008-05-28 Ｔｄｋ株式会社 光記録媒体及び光記録方法
JP4282285B2 (ja) * 2002-08-12 2009-06-17 Ｔｄｋ株式会社 光記録媒体及び光記録方法
US7781146B2 (en) 2002-11-22 2010-08-24 Tdk Corporation Optical recording medium
US7932015B2 (en) 2003-01-08 2011-04-26 Tdk Corporation Optical recording medium
CN1809876A (zh) * 2003-06-17 2006-07-26 皇家飞利浦电子股份有限公司 在记录载体上记录信息的方法、记录载体和记录装置
JP2005044438A (ja) 2003-07-22 2005-02-17 Tdk Corp 光記録ディスク
JP2005044395A (ja) 2003-07-23 2005-02-17 Tdk Corp 光情報記録媒体
JP2005071402A (ja) 2003-08-25 2005-03-17 Tdk Corp 光情報記録媒体
CN101180684B (zh) * 2005-05-24 2011-03-30 Nxp股份有限公司 反熔丝存储装置
US20080056089A2 (en) * 2005-10-20 2008-03-06 Lanyo Technology Co., Ltd. Generating Optical Contrast Using Thin Layers
US20080057256A2 (en) * 2005-10-20 2008-03-06 Lanyo Technology Co., Ltd. Micro-Resonant Structure for Optical Recording
US20070092681A1 (en) * 2005-10-20 2007-04-26 Shuy Geoffrey W Generating optical contrast using thin layers
US20080056088A2 (en) * 2005-10-20 2008-03-06 Lanyo Technology Co., Ltd. Multiple Recording Structures for Optical Recording
JP5998701B2 (ja) * 2012-07-23 2016-09-28 富士ゼロックス株式会社 面発光型半導体レーザ、面発光型半導体レーザ装置、光伝送装置および情報処理装置
JP6964222B2 (ja) * 2016-03-14 2021-11-10 パナソニックＩｐマネジメント株式会社 情報記録媒体、並びに情報記録媒体の製造方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2204509C3 (de) * 1972-02-01 1981-12-03 Robert Bosch Gmbh, 7000 Stuttgart Aufzeichnungsträger für Registriergeräte
US3959799A (en) * 1974-09-09 1976-05-25 International Business Machines Corporation Information storage by laser beam initiated reactions
JPS54133134A (en) * 1978-04-06 1979-10-16 Canon Inc Recording medium
JPS57208299A (en) * 1981-06-19 1982-12-21 Fuji Photo Film Co Ltd Recording method of optical information
JPS589234A (ja) 1981-07-10 1983-01-19 Toshiba Corp 光学的情報記録媒体及びその製造方法
US4477819A (en) * 1982-06-14 1984-10-16 International Business Machines Corporation Optical recording medium
JPS6099699A (ja) * 1983-11-07 1985-06-03 Fuji Photo Film Co Ltd 光情報記録媒体
JPS60219097A (ja) * 1984-04-16 1985-11-01 Fuji Photo Film Co Ltd 光情報記録媒体
JPH0695388B2 (ja) * 1985-06-14 1994-11-24 株式会社東芝 情報記録媒体
US4845515A (en) * 1987-08-19 1989-07-04 Hoechst Celanese Corp. Recording material utilizing multilayer Bi/Se film
JPH02215587A (ja) 1989-02-17 1990-08-28 Toshiba Corp 光情報記録媒体
JP2909913B2 (ja) * 1990-03-08 1999-06-23 松下電器産業株式会社 光学的情報記録媒体およびその製造方法および光学的情報記録方法
JPH04319545A (ja) * 1991-04-19 1992-11-10 Nobuyoshi Koshida 光情報記録媒体
US5266132A (en) * 1991-10-08 1993-11-30 The United States Of America As Represented By The United States Department Of Energy Energetic composites
US5786129A (en) * 1997-01-13 1998-07-28 Presstek, Inc. Laser-imageable recording constructions utilizing controlled, self-propagating exothermic chemical reaction mechanisms
US6045889A (en) * 1997-09-25 2000-04-04 Kabushiki Kaisha Toyota Chuo Kenkyusho Recording medium

Also Published As

Publication number Publication date
EP0947351A1 (de) 1999-10-06
TW406263B (en) 2000-09-21
JP3584472B2 (ja) 2004-11-04
EP0947351B1 (de) 2002-09-25
US6416929B2 (en) 2002-07-09
DE69808240D1 (de) 2002-10-31
EP0947351A4 (de) 1999-10-06
US20010044073A1 (en) 2001-11-22
WO1999020472A1 (fr) 1999-04-29

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, AICHI, JP

8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN