JPH01229425A - 光学的情報記録消去方法 - Google Patents
光学的情報記録消去方法Info
- Publication number
- JPH01229425A JPH01229425A JP5516288A JP5516288A JPH01229425A JP H01229425 A JPH01229425 A JP H01229425A JP 5516288 A JP5516288 A JP 5516288A JP 5516288 A JP5516288 A JP 5516288A JP H01229425 A JPH01229425 A JP H01229425A
- Authority
- JP
- Japan
- Prior art keywords
- recording
- spot
- optical information
- information recording
- spots
- 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 23
- 238000000034 method Methods 0.000 title claims description 21
- 239000010409 thin film Substances 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 238000002425 crystallisation Methods 0.000 abstract description 2
- 230000008025 crystallization Effects 0.000 abstract description 2
- 238000002310 reflectometry Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000010408 film Substances 0.000 description 5
- 239000010410 layer Substances 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012782 phase change material Substances 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5516288A JPH01229425A (ja) | 1988-03-09 | 1988-03-09 | 光学的情報記録消去方法 |
| DE3888296T DE3888296T2 (de) | 1987-11-25 | 1988-11-15 | Optisches Informationsaufzeichnungs- und -löschverfahren. |
| EP88310790A EP0318200B1 (en) | 1987-11-25 | 1988-11-15 | Optical information recording and erasing method |
| US07/272,253 US4980879A (en) | 1987-11-25 | 1988-11-17 | Optical information recording and erasing method using two laser beams on a phase change optical recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5516288A JPH01229425A (ja) | 1988-03-09 | 1988-03-09 | 光学的情報記録消去方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01229425A true JPH01229425A (ja) | 1989-09-13 |
| JPH0524566B2 JPH0524566B2 (enrdf_load_stackoverflow) | 1993-04-08 |
Family
ID=12991046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5516288A Granted JPH01229425A (ja) | 1987-11-25 | 1988-03-09 | 光学的情報記録消去方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01229425A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6845079B2 (en) | 2000-12-07 | 2005-01-18 | Samsung Electronics Co., Ltd. | High-speed optical recording and erasing method and apparatus using two beams |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61133053A (ja) * | 1984-11-30 | 1986-06-20 | Hitachi Ltd | 光学情報記録装置 |
| JPS61133051A (ja) * | 1984-11-30 | 1986-06-20 | Hitachi Ltd | 光デイスク記憶装置 |
-
1988
- 1988-03-09 JP JP5516288A patent/JPH01229425A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61133053A (ja) * | 1984-11-30 | 1986-06-20 | Hitachi Ltd | 光学情報記録装置 |
| JPS61133051A (ja) * | 1984-11-30 | 1986-06-20 | Hitachi Ltd | 光デイスク記憶装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6845079B2 (en) | 2000-12-07 | 2005-01-18 | Samsung Electronics Co., Ltd. | High-speed optical recording and erasing method and apparatus using two beams |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0524566B2 (enrdf_load_stackoverflow) | 1993-04-08 |
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