JPS60193144A - 光メモリデイスク - Google Patents
光メモリデイスクInfo
- Publication number
- JPS60193144A JPS60193144A JP59048796A JP4879684A JPS60193144A JP S60193144 A JPS60193144 A JP S60193144A JP 59048796 A JP59048796 A JP 59048796A JP 4879684 A JP4879684 A JP 4879684A JP S60193144 A JPS60193144 A JP S60193144A
- Authority
- JP
- Japan
- Prior art keywords
- disk
- thin film
- memory medium
- optical memory
- original memory
- 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
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 27
- 239000010409 thin film Substances 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 230000009477 glass transition Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 239000011521 glass Substances 0.000 abstract description 4
- 230000001678 irradiating effect Effects 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract 1
- 239000010408 film Substances 0.000 description 7
- 239000010410 layer Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 150000004770 chalcogenides Chemical class 0.000 description 3
- 125000004122 cyclic group Chemical group 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical group CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 1
- 229910002616 GeOx Inorganic materials 0.000 description 1
- 229910015711 MoOx Inorganic materials 0.000 description 1
- 229910020669 PbOx Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910003069 TeO2 Inorganic materials 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000005297 pyrex Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- LAJZODKXOMJMPK-UHFFFAOYSA-N tellurium dioxide Chemical compound O=[Te]=O LAJZODKXOMJMPK-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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
-
- 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
- G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59048796A JPS60193144A (ja) | 1984-03-14 | 1984-03-14 | 光メモリデイスク |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59048796A JPS60193144A (ja) | 1984-03-14 | 1984-03-14 | 光メモリデイスク |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60193144A true JPS60193144A (ja) | 1985-10-01 |
| JPH0477971B2 JPH0477971B2 (enrdf_load_stackoverflow) | 1992-12-09 |
Family
ID=12813187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59048796A Granted JPS60193144A (ja) | 1984-03-14 | 1984-03-14 | 光メモリデイスク |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60193144A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6243845A (ja) * | 1985-08-21 | 1987-02-25 | Hitachi Ltd | 光デイスク |
| FR2606198A1 (fr) * | 1986-10-31 | 1988-05-06 | Seiko Epson Corp | Support d'enregistrement optique et son procede de fabrication |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5766538A (en) * | 1980-10-08 | 1982-04-22 | Toshiba Corp | Information storage medium |
| JPS5963039A (ja) * | 1982-09-30 | 1984-04-10 | Toshiba Corp | 情報記憶媒体 |
| JPS6099697A (ja) * | 1983-11-07 | 1985-06-03 | Ricoh Co Ltd | 光学的記録媒体 |
-
1984
- 1984-03-14 JP JP59048796A patent/JPS60193144A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5766538A (en) * | 1980-10-08 | 1982-04-22 | Toshiba Corp | Information storage medium |
| JPS5963039A (ja) * | 1982-09-30 | 1984-04-10 | Toshiba Corp | 情報記憶媒体 |
| JPS6099697A (ja) * | 1983-11-07 | 1985-06-03 | Ricoh Co Ltd | 光学的記録媒体 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6243845A (ja) * | 1985-08-21 | 1987-02-25 | Hitachi Ltd | 光デイスク |
| FR2606198A1 (fr) * | 1986-10-31 | 1988-05-06 | Seiko Epson Corp | Support d'enregistrement optique et son procede de fabrication |
| US4990208A (en) * | 1986-10-31 | 1991-02-05 | Seiko Epson Corporation, A Japanese Corporation | Method of manufacturing an optical recording medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0477971B2 (enrdf_load_stackoverflow) | 1992-12-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |