JPS60243845A - 光磁気メモリ再生装置 - Google Patents
光磁気メモリ再生装置Info
- Publication number
- JPS60243845A JPS60243845A JP10092684A JP10092684A JPS60243845A JP S60243845 A JPS60243845 A JP S60243845A JP 10092684 A JP10092684 A JP 10092684A JP 10092684 A JP10092684 A JP 10092684A JP S60243845 A JPS60243845 A JP S60243845A
- Authority
- JP
- Japan
- Prior art keywords
- light
- frequency
- memory medium
- magneto
- beams
- 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
- 230000010287 polarization Effects 0.000 claims description 29
- 230000005415 magnetization Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 239000010409 thin film Substances 0.000 claims description 13
- 239000010408 film Substances 0.000 claims description 5
- 230000035559 beat frequency Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000005374 Kerr effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000005070 sampling Methods 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10092684A JPS60243845A (ja) | 1984-05-18 | 1984-05-18 | 光磁気メモリ再生装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10092684A JPS60243845A (ja) | 1984-05-18 | 1984-05-18 | 光磁気メモリ再生装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60243845A true JPS60243845A (ja) | 1985-12-03 |
| JPH0542741B2 JPH0542741B2 (enrdf_load_stackoverflow) | 1993-06-29 |
Family
ID=14286952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10092684A Granted JPS60243845A (ja) | 1984-05-18 | 1984-05-18 | 光磁気メモリ再生装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60243845A (enrdf_load_stackoverflow) |
-
1984
- 1984-05-18 JP JP10092684A patent/JPS60243845A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0542741B2 (enrdf_load_stackoverflow) | 1993-06-29 |
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