JPS5958641A - 光メモリ装置 - Google Patents
光メモリ装置Info
- Publication number
- JPS5958641A JPS5958641A JP57169330A JP16933082A JPS5958641A JP S5958641 A JPS5958641 A JP S5958641A JP 57169330 A JP57169330 A JP 57169330A JP 16933082 A JP16933082 A JP 16933082A JP S5958641 A JPS5958641 A JP S5958641A
- Authority
- JP
- Japan
- Prior art keywords
- film
- transparent
- substrate
- memory device
- refractive index
- 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 description 23
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 229920002120 photoresistant polymer Polymers 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 10
- 239000011521 glass Substances 0.000 abstract description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 230000005415 magnetization Effects 0.000 description 6
- 230000007423 decrease Effects 0.000 description 4
- 239000012780 transparent material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000005374 Kerr effect Effects 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 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
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57169330A JPS5958641A (ja) | 1982-09-27 | 1982-09-27 | 光メモリ装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57169330A JPS5958641A (ja) | 1982-09-27 | 1982-09-27 | 光メモリ装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5958641A true JPS5958641A (ja) | 1984-04-04 |
| JPH0442736B2 JPH0442736B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-07-14 |
Family
ID=15884545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57169330A Granted JPS5958641A (ja) | 1982-09-27 | 1982-09-27 | 光メモリ装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5958641A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59185053A (ja) * | 1983-04-04 | 1984-10-20 | Seiko Instr & Electronics Ltd | 光磁気デイスク |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58133648A (ja) * | 1982-02-01 | 1983-08-09 | Matsushita Electric Ind Co Ltd | 光記録媒体 |
-
1982
- 1982-09-27 JP JP57169330A patent/JPS5958641A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58133648A (ja) * | 1982-02-01 | 1983-08-09 | Matsushita Electric Ind Co Ltd | 光記録媒体 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59185053A (ja) * | 1983-04-04 | 1984-10-20 | Seiko Instr & Electronics Ltd | 光磁気デイスク |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0442736B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-07-14 |