FR1402289A - Device for reading magnetic recordings - Google Patents
Device for reading magnetic recordingsInfo
- Publication number
- FR1402289A FR1402289A FR981204A FR981204A FR1402289A FR 1402289 A FR1402289 A FR 1402289A FR 981204 A FR981204 A FR 981204A FR 981204 A FR981204 A FR 981204A FR 1402289 A FR1402289 A FR 1402289A
- Authority
- FR
- France
- Prior art keywords
- reading magnetic
- magnetic recordings
- recordings
- reading
- magnetic
- 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
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
-
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR981204A FR1402289A (en) | 1963-07-16 | 1964-07-09 | Device for reading magnetic recordings |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US295439A US3284785A (en) | 1963-07-16 | 1963-07-16 | Magneto-optic readout detector |
FR981204A FR1402289A (en) | 1963-07-16 | 1964-07-09 | Device for reading magnetic recordings |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1402289A true FR1402289A (en) | 1965-06-11 |
Family
ID=26208796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR981204A Expired FR1402289A (en) | 1963-07-16 | 1964-07-09 | Device for reading magnetic recordings |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1402289A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2028248A1 (en) * | 1969-01-14 | 1970-10-09 | Ibm |
-
1964
- 1964-07-09 FR FR981204A patent/FR1402289A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2028248A1 (en) * | 1969-01-14 | 1970-10-09 | Ibm |
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