JPS5674844A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS5674844A JPS5674844A JP15095379A JP15095379A JPS5674844A JP S5674844 A JPS5674844 A JP S5674844A JP 15095379 A JP15095379 A JP 15095379A JP 15095379 A JP15095379 A JP 15095379A JP S5674844 A JPS5674844 A JP S5674844A
- Authority
- JP
- Japan
- Prior art keywords
- heat
- layer
- accumulated
- diffusion layer
- recording medium
- 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
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 |
---|---|---|---|
JP15095379A JPS5674844A (en) | 1979-11-21 | 1979-11-21 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15095379A JPS5674844A (en) | 1979-11-21 | 1979-11-21 | Magnetic recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5674844A true JPS5674844A (en) | 1981-06-20 |
JPS6131532B2 JPS6131532B2 (ja) | 1986-07-21 |
Family
ID=15508028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15095379A Granted JPS5674844A (en) | 1979-11-21 | 1979-11-21 | Magnetic recording medium |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5674844A (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5873017A (ja) * | 1981-10-26 | 1983-05-02 | Ricoh Co Ltd | 垂直磁気記録媒体 |
JPS59171054A (ja) * | 1983-03-17 | 1984-09-27 | Sharp Corp | 磁気光学記憶素子 |
US4822675A (en) * | 1987-01-14 | 1989-04-18 | Minnesota Mining And Manufacturing Company | Stable magneto optic recording medium |
JPH0380448A (ja) * | 1989-08-22 | 1991-04-05 | Nec Corp | 光磁気記録媒体 |
JPH03156755A (ja) * | 1990-10-19 | 1991-07-04 | Sharp Corp | 光メモリ素子の製造方法 |
US5073460A (en) * | 1984-10-22 | 1991-12-17 | Hitachi, Ltd. | Magnetic recording medium and process for producing the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5231703A (en) * | 1975-09-05 | 1977-03-10 | Kokusai Denshin Denwa Co Ltd <Kdd> | Magnetic thin film recording medium |
JPS5388530A (en) * | 1977-01-14 | 1978-08-04 | Mitsubishi Electric Corp | Information recording medium |
JPS54126005A (en) * | 1978-02-24 | 1979-09-29 | Rca Corp | Recording material |
-
1979
- 1979-11-21 JP JP15095379A patent/JPS5674844A/ja active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5231703A (en) * | 1975-09-05 | 1977-03-10 | Kokusai Denshin Denwa Co Ltd <Kdd> | Magnetic thin film recording medium |
JPS5388530A (en) * | 1977-01-14 | 1978-08-04 | Mitsubishi Electric Corp | Information recording medium |
JPS54126005A (en) * | 1978-02-24 | 1979-09-29 | Rca Corp | Recording material |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5873017A (ja) * | 1981-10-26 | 1983-05-02 | Ricoh Co Ltd | 垂直磁気記録媒体 |
JPS59171054A (ja) * | 1983-03-17 | 1984-09-27 | Sharp Corp | 磁気光学記憶素子 |
JPH039544B2 (ja) * | 1983-03-17 | 1991-02-08 | Sharp Kk | |
US5073460A (en) * | 1984-10-22 | 1991-12-17 | Hitachi, Ltd. | Magnetic recording medium and process for producing the same |
US4822675A (en) * | 1987-01-14 | 1989-04-18 | Minnesota Mining And Manufacturing Company | Stable magneto optic recording medium |
JPH0380448A (ja) * | 1989-08-22 | 1991-04-05 | Nec Corp | 光磁気記録媒体 |
JPH03156755A (ja) * | 1990-10-19 | 1991-07-04 | Sharp Corp | 光メモリ素子の製造方法 |
JPH0542063B2 (ja) * | 1990-10-19 | 1993-06-25 | Sharp Kk |
Also Published As
Publication number | Publication date |
---|---|
JPS6131532B2 (ja) | 1986-07-21 |
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