JPS56156941A - Optical recording medium - Google Patents

Optical recording medium

Info

Publication number
JPS56156941A
JPS56156941A JP5971380A JP5971380A JPS56156941A JP S56156941 A JPS56156941 A JP S56156941A JP 5971380 A JP5971380 A JP 5971380A JP 5971380 A JP5971380 A JP 5971380A JP S56156941 A JPS56156941 A JP S56156941A
Authority
JP
Japan
Prior art keywords
layer
substrate
transmission factor
recording
variation
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.)
Granted
Application number
JP5971380A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0221060B2 (enrdf_load_stackoverflow
Inventor
Manabu Yamamoto
Shuzo Fukunishi
Susumu Yonezawa
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP5971380A priority Critical patent/JPS56156941A/ja
Publication of JPS56156941A publication Critical patent/JPS56156941A/ja
Publication of JPH0221060B2 publication Critical patent/JPH0221060B2/ja
Granted 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
    • G11B7/258—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
    • 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
    • G11B7/242—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
    • G11B7/242—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
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
    • 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
    • G11B7/258—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

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Surface Treatment Of Optical Elements (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP5971380A 1980-05-06 1980-05-06 Optical recording medium Granted JPS56156941A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5971380A JPS56156941A (en) 1980-05-06 1980-05-06 Optical recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5971380A JPS56156941A (en) 1980-05-06 1980-05-06 Optical recording medium

Publications (2)

Publication Number Publication Date
JPS56156941A true JPS56156941A (en) 1981-12-03
JPH0221060B2 JPH0221060B2 (enrdf_load_stackoverflow) 1990-05-11

Family

ID=13121117

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5971380A Granted JPS56156941A (en) 1980-05-06 1980-05-06 Optical recording medium

Country Status (1)

Country Link
JP (1) JPS56156941A (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58501884A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション 低出力放射を用いるディジタルデ−タストレ−ジのための記録保管記録媒体
JPS58501883A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション 改良された情報層および関連したサブストレ−トを備えた記録保管記録媒体
JPS59203252A (ja) * 1983-05-06 1984-11-17 Ricoh Co Ltd 光学的情報記憶媒体
JPS6042095A (ja) * 1983-08-19 1985-03-06 Hitachi Ltd 情報の記録用部材およびその製造方法
JPS6057553A (ja) * 1983-06-01 1985-04-03 バロ−ス・コ−ポレ−シヨン 光学メモリデイスクとその製造方法
JPS61500574A (ja) * 1983-12-02 1986-03-27 バロ−ス・コ−ポレ−ション コスト低減した光学ディスクレコ−ド
JPS61131249A (ja) * 1984-11-30 1986-06-18 Hitachi Ltd 光学的情報記録媒体
JPH0264933A (ja) * 1989-07-04 1990-03-05 Ricoh Co Ltd 光情報記録再生方法
JPH08224963A (ja) * 1995-12-15 1996-09-03 Hitachi Ltd 情報の記録用部材
US7038978B2 (en) * 2000-11-21 2006-05-02 Matsushita Electric Industrial Co., Ltd. Optical information recording and reproducing apparatus for recording information bits into an optical disk in a three dimensional arrangement

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53120506A (en) * 1977-03-28 1978-10-21 Rca Corp Information recorder
JPS5538665A (en) * 1978-09-08 1980-03-18 Matsushita Electric Ind Co Ltd Optical recording member

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53120506A (en) * 1977-03-28 1978-10-21 Rca Corp Information recorder
JPS5538665A (en) * 1978-09-08 1980-03-18 Matsushita Electric Ind Co Ltd Optical recording member

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58501884A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション 低出力放射を用いるディジタルデ−タストレ−ジのための記録保管記録媒体
JPS58501883A (ja) * 1981-11-09 1983-11-04 バロ−ス・コ−ポレ−ション 改良された情報層および関連したサブストレ−トを備えた記録保管記録媒体
JPS59203252A (ja) * 1983-05-06 1984-11-17 Ricoh Co Ltd 光学的情報記憶媒体
JPS6057553A (ja) * 1983-06-01 1985-04-03 バロ−ス・コ−ポレ−シヨン 光学メモリデイスクとその製造方法
JPS6042095A (ja) * 1983-08-19 1985-03-06 Hitachi Ltd 情報の記録用部材およびその製造方法
JPS61500574A (ja) * 1983-12-02 1986-03-27 バロ−ス・コ−ポレ−ション コスト低減した光学ディスクレコ−ド
JPS61131249A (ja) * 1984-11-30 1986-06-18 Hitachi Ltd 光学的情報記録媒体
JPH0264933A (ja) * 1989-07-04 1990-03-05 Ricoh Co Ltd 光情報記録再生方法
JPH08224963A (ja) * 1995-12-15 1996-09-03 Hitachi Ltd 情報の記録用部材
US7038978B2 (en) * 2000-11-21 2006-05-02 Matsushita Electric Industrial Co., Ltd. Optical information recording and reproducing apparatus for recording information bits into an optical disk in a three dimensional arrangement

Also Published As

Publication number Publication date
JPH0221060B2 (enrdf_load_stackoverflow) 1990-05-11

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