JPS55161690A - Optical disc - Google Patents

Optical disc

Info

Publication number
JPS55161690A
JPS55161690A JP7131480A JP7131480A JPS55161690A JP S55161690 A JPS55161690 A JP S55161690A JP 7131480 A JP7131480 A JP 7131480A JP 7131480 A JP7131480 A JP 7131480A JP S55161690 A JPS55161690 A JP S55161690A
Authority
JP
Japan
Prior art keywords
optical disc
disc
optical
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.)
Pending
Application number
JP7131480A
Other languages
English (en)
Japanese (ja)
Inventor
Arekusandoru Rupu
Jiyosefu Nobuotonii Burado
Ansonii Hotsupaa Maikeru
Harii Shiyaapu Jieemusu
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Publication of JPS55161690A publication Critical patent/JPS55161690A/ja
Pending 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
    • G11B7/245—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 a polymeric component
    • 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
    • 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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • 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
    • G11B7/254—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
    • 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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
JP7131480A 1979-06-04 1980-05-28 Optical disc Pending JPS55161690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4502279A 1979-06-04 1979-06-04

Publications (1)

Publication Number Publication Date
JPS55161690A true JPS55161690A (en) 1980-12-16

Family

ID=21935588

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7131480A Pending JPS55161690A (en) 1979-06-04 1980-05-28 Optical disc

Country Status (4)

Country Link
JP (1) JPS55161690A (fr)
CA (1) CA1127945A (fr)
DE (1) DE3014677A1 (fr)
GB (1) GB2055218B (fr)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137195A (en) * 1980-12-23 1982-08-24 Gao Ges Automation Org Discriminating card and its manufacture
JPS57167141A (en) * 1981-04-07 1982-10-14 Tdk Corp Optical recording device
JPS5811196A (ja) * 1981-07-14 1983-01-21 Tdk Corp 光記録媒体
JPS58122899A (ja) * 1981-12-24 1983-07-21 ゲ−ア−オ−・ゲゼルシヤフト・フユ−ル・アウトマチオン・ウント・オルガニザチオン・エム・ベ−・ハ− 識別カ−ド
JPS58169152A (ja) * 1982-03-31 1983-10-05 Ricoh Co Ltd 光記録用媒体
JPS595448A (ja) * 1982-06-21 1984-01-12 ヘキスト・セラニーズ・コーポレーション ダイマ−酸ポリアミド樹脂を含む消去可能な記録媒体
JPS595447A (ja) * 1982-06-21 1984-01-12 ヘキスト・セラニーズ・コーポレーション 消去可能な光記録媒体
JPS5989431U (ja) * 1982-12-08 1984-06-16 沖電気工業株式会社 光記録用媒体
JPS6154054A (ja) * 1984-08-23 1986-03-18 Matsushita Electric Ind Co Ltd 平板状情報記録担体
JP2024088637A (ja) * 2018-06-29 2024-07-02 ヴァイアヴィ・ソリューションズ・インコーポレイテッド 方位角変調層を有する光学道具

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4963901A (en) * 1983-06-27 1990-10-16 Optical Disc Corporation Direct read after write optical storage medium and information storage system
DE3482147D1 (de) * 1983-06-27 1990-06-07 Optical Disc Corp Optisches duennfilm-aufzeichnungsmedium mit hohem kontrast.
US4809022A (en) * 1983-06-27 1989-02-28 Optical Disc Corporation Direct read after write optical storage medium
DE3608214A1 (de) * 1986-03-12 1987-09-17 Basf Ag Naphtholactamfarbstoffe und diese enthaltende optische aufzeichnungsmedien
CH670912A5 (fr) * 1986-07-30 1989-07-14 Ciba Geigy Ag
CH670723A5 (fr) * 1986-07-30 1989-06-30 Ciba Geigy Ag
JPS63158540A (ja) * 1986-12-23 1988-07-01 Agency Of Ind Science & Technol 光記録材料
JPH03263040A (ja) * 1990-03-13 1991-11-22 Mitsubishi Paper Mills Ltd 画像形成方法
EP1728817A1 (fr) * 2005-06-03 2006-12-06 Rafael - Armament Development Authority Ltd. Revêtement antireflet pour rayon laser

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137195A (en) * 1980-12-23 1982-08-24 Gao Ges Automation Org Discriminating card and its manufacture
JPS57167141A (en) * 1981-04-07 1982-10-14 Tdk Corp Optical recording device
JPS5811196A (ja) * 1981-07-14 1983-01-21 Tdk Corp 光記録媒体
JPS58122899A (ja) * 1981-12-24 1983-07-21 ゲ−ア−オ−・ゲゼルシヤフト・フユ−ル・アウトマチオン・ウント・オルガニザチオン・エム・ベ−・ハ− 識別カ−ド
JPS58169152A (ja) * 1982-03-31 1983-10-05 Ricoh Co Ltd 光記録用媒体
JPS595448A (ja) * 1982-06-21 1984-01-12 ヘキスト・セラニーズ・コーポレーション ダイマ−酸ポリアミド樹脂を含む消去可能な記録媒体
JPS595447A (ja) * 1982-06-21 1984-01-12 ヘキスト・セラニーズ・コーポレーション 消去可能な光記録媒体
JPS5989431U (ja) * 1982-12-08 1984-06-16 沖電気工業株式会社 光記録用媒体
JPS6154054A (ja) * 1984-08-23 1986-03-18 Matsushita Electric Ind Co Ltd 平板状情報記録担体
JP2024088637A (ja) * 2018-06-29 2024-07-02 ヴァイアヴィ・ソリューションズ・インコーポレイテッド 方位角変調層を有する光学道具

Also Published As

Publication number Publication date
CA1127945A (fr) 1982-07-20
GB2055218A (en) 1981-02-25
DE3014677A1 (de) 1980-12-11
GB2055218B (en) 1983-09-07

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