FR2191197A1 - - Google Patents
Info
- Publication number
- FR2191197A1 FR2191197A1 FR7311264A FR7311264A FR2191197A1 FR 2191197 A1 FR2191197 A1 FR 2191197A1 FR 7311264 A FR7311264 A FR 7311264A FR 7311264 A FR7311264 A FR 7311264A FR 2191197 A1 FR2191197 A1 FR 2191197A1
- Authority
- FR
- France
- 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
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
- G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16410572A DD98782A1 (cs) | 1972-06-27 | 1972-06-27 | |
| DD16499672A DD99473A1 (cs) | 1972-08-10 | 1972-08-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2191197A1 true FR2191197A1 (cs) | 1974-02-01 |
| FR2191197B3 FR2191197B3 (cs) | 1976-03-19 |
Family
ID=25747467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7311264A Expired FR2191197B3 (cs) | 1972-06-27 | 1973-03-29 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2303520A1 (cs) |
| FR (1) | FR2191197B3 (cs) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2485241A1 (fr) * | 1980-06-23 | 1981-12-24 | Sharp Kk | Element de memorisation magneto-optique |
| FR2497994A1 (fr) * | 1981-01-14 | 1982-07-16 | Sharp Kk | Support de memoire magneto-optique |
| WO1984004420A1 (en) * | 1983-04-28 | 1984-11-08 | Comtech Res Unit | Data storage and recording |
| DE3421077A1 (de) * | 1983-06-07 | 1984-12-13 | Canon K.K., Tokio/Tokyo | Magnetooptischer aufzeichnungstraeger |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4649451A (en) * | 1982-09-27 | 1987-03-10 | Canon Kabushiki Kaisha | Magneto-optical recording medium having alternately-layered high and low refractive index layers |
| EP0319636B1 (en) * | 1982-12-15 | 1993-03-31 | Sharp Kabushiki Kaisha | Magneto-optic memory device |
| EP0316508B1 (en) * | 1982-12-15 | 1993-03-31 | Sharp Kabushiki Kaisha | Magneto-optic memory device |
| DE3382791T2 (de) * | 1982-12-15 | 1995-12-07 | Sharp Kk | Magneto-optischer Speicher. |
| EP0314859B1 (en) * | 1982-12-15 | 1993-06-30 | Sharp Kabushiki Kaisha | Magneto-optic memory device |
-
1973
- 1973-01-25 DE DE19732303520 patent/DE2303520A1/de active Pending
- 1973-03-29 FR FR7311264A patent/FR2191197B3/fr not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2485241A1 (fr) * | 1980-06-23 | 1981-12-24 | Sharp Kk | Element de memorisation magneto-optique |
| FR2497994A1 (fr) * | 1981-01-14 | 1982-07-16 | Sharp Kk | Support de memoire magneto-optique |
| WO1984004420A1 (en) * | 1983-04-28 | 1984-11-08 | Comtech Res Unit | Data storage and recording |
| EP0126565A1 (en) * | 1983-04-28 | 1984-11-28 | Plasmon Data Systems N.V. | Improvements relating to data storage and recording |
| DE3421077A1 (de) * | 1983-06-07 | 1984-12-13 | Canon K.K., Tokio/Tokyo | Magnetooptischer aufzeichnungstraeger |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2303520A1 (de) | 1974-01-10 |
| FR2191197B3 (cs) | 1976-03-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |