DE3685470D1 - Laserinformationsaufzeichnungsmedium mit aufzeichnungsschicht. - Google Patents

Laserinformationsaufzeichnungsmedium mit aufzeichnungsschicht.

Info

Publication number
DE3685470D1
DE3685470D1 DE8686114086T DE3685470T DE3685470D1 DE 3685470 D1 DE3685470 D1 DE 3685470D1 DE 8686114086 T DE8686114086 T DE 8686114086T DE 3685470 T DE3685470 T DE 3685470T DE 3685470 D1 DE3685470 D1 DE 3685470D1
Authority
DE
Germany
Prior art keywords
recording medium
information recording
record layer
laser information
laser
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
DE8686114086T
Other languages
English (en)
Inventor
Coe C O Sony Corporat Ishimoto
Junetsu C O Sony Corporat Seto
Hiroshi C O Sony Corp Tomimuro
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.)
Sony Corp
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
Priority claimed from JP60226403A external-priority patent/JPH0729487B2/ja
Priority claimed from JP61009460A external-priority patent/JPH0720728B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE3685470D1 publication Critical patent/DE3685470D1/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
    • G11B7/242—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
    • G11B7/244—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 organic materials only
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/246—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 organic materials only containing dyes
    • G11B7/247—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 organic materials only containing dyes methine or polymethine dyes
    • G11B7/2472—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 organic materials only containing dyes methine or polymethine dyes cyanine
    • 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
    • G11B7/2531—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 glass
    • 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
    • G11B7/2585—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 based on aluminium
    • 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
    • Y10S430/145—Infrared
    • 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
DE8686114086T 1985-10-11 1986-10-10 Laserinformationsaufzeichnungsmedium mit aufzeichnungsschicht. Expired - Lifetime DE3685470D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60226403A JPH0729487B2 (ja) 1985-10-11 1985-10-11 レ−ザ記録媒体
JP61009460A JPH0720728B2 (ja) 1986-01-20 1986-01-20 高密度レ−ザ記録媒体

Publications (1)

Publication Number Publication Date
DE3685470D1 true DE3685470D1 (de) 1992-07-02

Family

ID=26344197

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686114086T Expired - Lifetime DE3685470D1 (de) 1985-10-11 1986-10-10 Laserinformationsaufzeichnungsmedium mit aufzeichnungsschicht.

Country Status (3)

Country Link
US (1) US4767696A (de)
EP (1) EP0218263B1 (de)
DE (1) DE3685470D1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3622138A1 (de) * 1986-07-02 1988-01-07 Basf Ag Optische aufzeichnungsmedien
JP2555048B2 (ja) * 1987-02-04 1996-11-20 株式会社日立製作所 光記録方法
JP2594443B2 (ja) * 1987-08-20 1997-03-26 富士写真フイルム株式会社 光学的情報記録媒体
US4935288A (en) * 1987-12-07 1990-06-19 American Label Systems, Inc. Coated laser printed labels
US4931138A (en) * 1988-01-12 1990-06-05 Olympus Optical Co. Ltd. Method and apparatus for manufacturing optical card
US6090508A (en) * 1988-06-07 2000-07-18 Ricoh Company, Ltd. Optically anisotropic recording medium and method of recording and erasing information using the same
US5215800A (en) * 1989-01-17 1993-06-01 Teijin Limited Erasable optical recording medium and method for writing, reading and/or erasing thereof
JP2910089B2 (ja) * 1989-09-29 1999-06-23 松下電器産業株式会社 光学記録媒体の検出方法
FR2656722A1 (fr) * 1989-12-29 1991-07-05 Thomson Csf Milieu d'enregistrement optique inscriptible thermo-optiquement, procede de realisation d'un tel milieu et support d'informations utilisant ledit milieu.
JP2801739B2 (ja) * 1990-05-15 1998-09-21 パイオニア株式会社 多層記録膜の記録再生方法
JP2842939B2 (ja) * 1990-10-15 1999-01-06 パイオニア株式会社 光記録媒体
US5776656A (en) * 1995-07-28 1998-07-07 Tdk Corporation Optical recording medium
JP2001328350A (ja) 1997-04-23 2001-11-27 Sony Corp 光記録媒体
US5965333A (en) * 1998-03-10 1999-10-12 Eastman Kodak Company Thermal recording element
US6013430A (en) * 1998-03-10 2000-01-11 Eastman Kodak Company Thermal recording element
JP2003059107A (ja) * 2001-08-08 2003-02-28 Nec Corp 多層記録層を有する光ディスク、光ディスク製造方法、光ディスク装置ならびに光ディスク記録再生方法
JP2007307814A (ja) * 2006-05-19 2007-11-29 Taiyo Yuden Co Ltd 光情報記録媒体およびその製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4460665A (en) * 1981-12-28 1984-07-17 Ricoh Co., Ltd. Optical information recording medium
JPS5978341A (ja) * 1982-10-28 1984-05-07 Ricoh Co Ltd 光学的情報記録媒体
JPS59124894A (ja) * 1982-12-31 1984-07-19 Tdk Corp 光記録媒体
JPS59223957A (ja) * 1983-06-02 1984-12-15 Ricoh Co Ltd 光情報記録媒体
JPS60121442A (ja) * 1983-12-06 1985-06-28 Canon Inc 感光性記録メモリ−媒体および記録再生方法
EP0179436B1 (de) * 1984-10-25 1991-05-08 Matsushita Electric Industrial Co., Ltd. Optisches Aufzeichnungsmedium
US4737427A (en) * 1985-03-06 1988-04-12 Matsushita Electric Industrial Co., Ltd. Optical high density recording mediums, method for making same and method for recording optical information in the medium

Also Published As

Publication number Publication date
EP0218263B1 (de) 1992-05-27
US4767696A (en) 1988-08-30
EP0218263A2 (de) 1987-04-15
EP0218263A3 (en) 1988-07-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN

8339 Ceased/non-payment of the annual fee