JPH0532812B2 - - Google Patents
Info
- Publication number
- JPH0532812B2 JPH0532812B2 JP61262189A JP26218986A JPH0532812B2 JP H0532812 B2 JPH0532812 B2 JP H0532812B2 JP 61262189 A JP61262189 A JP 61262189A JP 26218986 A JP26218986 A JP 26218986A JP H0532812 B2 JPH0532812 B2 JP H0532812B2
- Authority
- JP
- Japan
- Prior art keywords
- recording
- power level
- thin film
- signal
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 claims description 32
- 230000003287 optical effect Effects 0.000 claims description 30
- 239000010409 thin film Substances 0.000 claims description 28
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 description 17
- 239000013078 crystal Substances 0.000 description 10
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- 239000004065 semiconductor Substances 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 229910052787 antimony Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 229910052732 germanium Inorganic materials 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910052714 tellurium Inorganic materials 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 229910052775 Thulium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61262189A JPS63117325A (ja) | 1986-11-04 | 1986-11-04 | 情報の光学的記録方法 |
| US07/113,105 US4939717A (en) | 1986-10-31 | 1987-10-27 | Method and apparatus for erasing and recording information using three power levels |
| KR1019870012145A KR910000332B1 (ko) | 1986-10-31 | 1987-10-30 | 광학정보의 기록방법 |
| DE8787116003T DE3768908D1 (de) | 1986-10-31 | 1987-10-30 | Verfahren zur optischen informationsaufzeichnung. |
| EP87116003A EP0265971B1 (en) | 1986-10-31 | 1987-10-30 | Method for optical information recording |
| CA000550724A CA1285332C (en) | 1986-10-31 | 1987-10-30 | Method for optical information recording |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61262189A JPS63117325A (ja) | 1986-11-04 | 1986-11-04 | 情報の光学的記録方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63117325A JPS63117325A (ja) | 1988-05-21 |
| JPH0532812B2 true JPH0532812B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-05-18 |
Family
ID=17372307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61262189A Granted JPS63117325A (ja) | 1986-10-31 | 1986-11-04 | 情報の光学的記録方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63117325A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2796290B2 (ja) * | 1987-04-10 | 1998-09-10 | 株式会社日立製作所 | 可逆相変化を用いた情報記録方法 |
| CN100428348C (zh) * | 2001-09-26 | 2008-10-22 | Tdk股份有限公司 | 光记录媒体及其记录系统 |
-
1986
- 1986-11-04 JP JP61262189A patent/JPS63117325A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63117325A (ja) | 1988-05-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |