JPS63841A - 磁気光学記憶素子 - Google Patents
磁気光学記憶素子Info
- Publication number
- JPS63841A JPS63841A JP16067187A JP16067187A JPS63841A JP S63841 A JPS63841 A JP S63841A JP 16067187 A JP16067187 A JP 16067187A JP 16067187 A JP16067187 A JP 16067187A JP S63841 A JPS63841 A JP S63841A
- Authority
- JP
- Japan
- Prior art keywords
- recording
- film
- magneto
- tracks
- reflective film
- 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
- 239000010408 film Substances 0.000 claims description 36
- 230000005291 magnetic effect Effects 0.000 claims description 10
- 239000010409 thin film Substances 0.000 claims description 3
- 230000005415 magnetization Effects 0.000 claims description 2
- 239000000758 substrate Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000005374 Kerr effect Effects 0.000 abstract description 4
- 239000000696 magnetic material Substances 0.000 abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract description 3
- 125000006850 spacer group Chemical group 0.000 abstract description 3
- 229910052681 coesite Inorganic materials 0.000 abstract description 2
- 229910052906 cristobalite Inorganic materials 0.000 abstract description 2
- 229910052682 stishovite Inorganic materials 0.000 abstract description 2
- 229910052723 transition metal Inorganic materials 0.000 abstract description 2
- 229910052905 tridymite Inorganic materials 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 229910052737 gold Inorganic materials 0.000 abstract 1
- 238000010030 laminating Methods 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000002902 ferrimagnetic material Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920003217 poly(methylsilsesquioxane) Polymers 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 150000003624 transition metals Chemical class 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
- G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
- G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
- G11B11/10589—Details
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16067187A JPS63841A (ja) | 1987-06-26 | 1987-06-26 | 磁気光学記憶素子 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16067187A JPS63841A (ja) | 1987-06-26 | 1987-06-26 | 磁気光学記憶素子 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14915680A Division JPS5774852A (en) | 1980-10-23 | 1980-10-23 | Magnetic optical storing element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63841A true JPS63841A (ja) | 1988-01-05 |
| JPH038023B2 JPH038023B2 (enrdf_load_stackoverflow) | 1991-02-05 |
Family
ID=15719964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16067187A Granted JPS63841A (ja) | 1987-06-26 | 1987-06-26 | 磁気光学記憶素子 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63841A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02121135A (ja) * | 1988-10-28 | 1990-05-09 | Sharp Corp | 光メモリ素子 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52156605A (en) * | 1976-06-18 | 1977-12-27 | Thomson Brandt | Data carrier and method of producing same |
| JPS531002A (en) * | 1976-05-13 | 1978-01-07 | Philips Corp | Radiation sensitive record |
| JPS5534340A (en) * | 1978-08-31 | 1980-03-10 | Nippon Hoso Kyokai <Nhk> | Recording reproducing system by light beam |
-
1987
- 1987-06-26 JP JP16067187A patent/JPS63841A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS531002A (en) * | 1976-05-13 | 1978-01-07 | Philips Corp | Radiation sensitive record |
| JPS52156605A (en) * | 1976-06-18 | 1977-12-27 | Thomson Brandt | Data carrier and method of producing same |
| JPS5534340A (en) * | 1978-08-31 | 1980-03-10 | Nippon Hoso Kyokai <Nhk> | Recording reproducing system by light beam |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02121135A (ja) * | 1988-10-28 | 1990-05-09 | Sharp Corp | 光メモリ素子 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH038023B2 (enrdf_load_stackoverflow) | 1991-02-05 |
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