JPH0546021B2 - - Google Patents
Info
- Publication number
- JPH0546021B2 JPH0546021B2 JP8886683A JP8886683A JPH0546021B2 JP H0546021 B2 JPH0546021 B2 JP H0546021B2 JP 8886683 A JP8886683 A JP 8886683A JP 8886683 A JP8886683 A JP 8886683A JP H0546021 B2 JPH0546021 B2 JP H0546021B2
- Authority
- JP
- Japan
- Prior art keywords
- magneto
- optical recording
- recording
- laser beam
- scanning
- 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
- 239000000463 material Substances 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 24
- 230000003287 optical effect Effects 0.000 description 8
- 230000001678 irradiating effect Effects 0.000 description 5
- 230000005415 magnetization Effects 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910013641 LiNbO 3 Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
Landscapes
- Recording Or Reproducing By Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8886683A JPS59215046A (ja) | 1983-05-20 | 1983-05-20 | 光磁気記録再生方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8886683A JPS59215046A (ja) | 1983-05-20 | 1983-05-20 | 光磁気記録再生方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59215046A JPS59215046A (ja) | 1984-12-04 |
| JPH0546021B2 true JPH0546021B2 (zh) | 1993-07-12 |
Family
ID=13954927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8886683A Granted JPS59215046A (ja) | 1983-05-20 | 1983-05-20 | 光磁気記録再生方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59215046A (zh) |
-
1983
- 1983-05-20 JP JP8886683A patent/JPS59215046A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59215046A (ja) | 1984-12-04 |
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