JPS6118262B2 - - Google Patents

Info

Publication number
JPS6118262B2
JPS6118262B2 JP51054410A JP5441076A JPS6118262B2 JP S6118262 B2 JPS6118262 B2 JP S6118262B2 JP 51054410 A JP51054410 A JP 51054410A JP 5441076 A JP5441076 A JP 5441076A JP S6118262 B2 JPS6118262 B2 JP S6118262B2
Authority
JP
Japan
Prior art keywords
layer
recording
recording layer
light
amorphous
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
Application number
JP51054410A
Other languages
English (en)
Japanese (ja)
Other versions
JPS52138145A (en
Inventor
Motoyasu Terao
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5441076A priority Critical patent/JPS52138145A/ja
Publication of JPS52138145A publication Critical patent/JPS52138145A/ja
Publication of JPS6118262B2 publication Critical patent/JPS6118262B2/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
    • G11B7/242—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
JP5441076A 1976-05-14 1976-05-14 Optical recording device Granted JPS52138145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5441076A JPS52138145A (en) 1976-05-14 1976-05-14 Optical recording device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5441076A JPS52138145A (en) 1976-05-14 1976-05-14 Optical recording device

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP58082659A Division JPS58212992A (ja) 1983-05-13 1983-05-13 情報の記録及び消去方法

Publications (2)

Publication Number Publication Date
JPS52138145A JPS52138145A (en) 1977-11-18
JPS6118262B2 true JPS6118262B2 (enrdf_load_stackoverflow) 1986-05-12

Family

ID=12969920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5441076A Granted JPS52138145A (en) 1976-05-14 1976-05-14 Optical recording device

Country Status (1)

Country Link
JP (1) JPS52138145A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4183094A (en) * 1978-03-20 1980-01-08 Xerox Corporation Optical storage medium using the frequency domain
JPS5724039A (en) * 1980-07-18 1982-02-08 Sony Corp Information recording medium
JPS5794943A (en) * 1980-12-01 1982-06-12 Nippon Telegr & Teleph Corp <Ntt> Laser beam recording medium
JPS6023936U (ja) * 1983-07-25 1985-02-19 日本コロムビア株式会社 光情報記録媒体
NL8401995A (nl) * 1984-06-22 1986-01-16 Docdata Bv Optische informatiedrager met mozaiekstructuur.
CN85104504A (zh) * 1984-11-01 1986-04-10 能源转换装置公司 光学数据存贮器件的形成方法
JPS63298729A (ja) * 1988-04-26 1988-12-06 Matsushita Electric Ind Co Ltd 光学的情報記録再生消去方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4097895A (en) * 1976-03-19 1978-06-27 Rca Corporation Multilayer optical record

Also Published As

Publication number Publication date
JPS52138145A (en) 1977-11-18

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