JPS545446A - Information recording medium - Google Patents
Information recording mediumInfo
- Publication number
- JPS545446A JPS545446A JP7069077A JP7069077A JPS545446A JP S545446 A JPS545446 A JP S545446A JP 7069077 A JP7069077 A JP 7069077A JP 7069077 A JP7069077 A JP 7069077A JP S545446 A JPS545446 A JP S545446A
- Authority
- JP
- Japan
- Prior art keywords
- recording medium
- information recording
- thin layer
- metal thin
- imparing
- 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
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
Abstract
PURPOSE:To provide desired mechanical and optical characteristics in combination without imparing the bit forming characteristics by laser beams by properly combining metals applied for the first metal thin layer and second metal thin layer deposited on a flate plate form substate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7069077A JPS545446A (en) | 1977-06-14 | 1977-06-14 | Information recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7069077A JPS545446A (en) | 1977-06-14 | 1977-06-14 | Information recording medium |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS545446A true JPS545446A (en) | 1979-01-16 |
Family
ID=13438879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7069077A Pending JPS545446A (en) | 1977-06-14 | 1977-06-14 | Information recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS545446A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56155940A (en) * | 1980-05-06 | 1981-12-02 | Nippon Telegr & Teleph Corp <Ntt> | Optically recording medium |
JPS5722095A (en) * | 1980-07-15 | 1982-02-04 | Nec Corp | Laser beam recording material |
JPS57189894A (en) * | 1981-05-20 | 1982-11-22 | Fuji Photo Film Co Ltd | Thermal recording material |
-
1977
- 1977-06-14 JP JP7069077A patent/JPS545446A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56155940A (en) * | 1980-05-06 | 1981-12-02 | Nippon Telegr & Teleph Corp <Ntt> | Optically recording medium |
JPH0416355B2 (en) * | 1980-05-06 | 1992-03-23 | Nippon Telegraph & Telephone | |
JPS5722095A (en) * | 1980-07-15 | 1982-02-04 | Nec Corp | Laser beam recording material |
JPH04838B2 (en) * | 1980-07-15 | 1992-01-08 | Nippon Electric Co | |
JPS57189894A (en) * | 1981-05-20 | 1982-11-22 | Fuji Photo Film Co Ltd | Thermal recording material |
JPH0151357B2 (en) * | 1981-05-20 | 1989-11-02 | Fuji Photo Film Co Ltd |
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