FR76997E - Thermoplastic memory recording device - Google Patents
Thermoplastic memory recording deviceInfo
- Publication number
- FR76997E FR76997E FR814363A FR814363A FR76997E FR 76997 E FR76997 E FR 76997E FR 814363 A FR814363 A FR 814363A FR 814363 A FR814363 A FR 814363A FR 76997 E FR76997 E FR 76997E
- Authority
- FR
- France
- Prior art keywords
- recording device
- memory recording
- thermoplastic memory
- thermoplastic
- recording
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/80—Television signal recording using electrostatic recording
- H04N5/82—Television signal recording using electrostatic recording using deformable thermoplastic recording medium
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
-
- 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
- G11C13/048—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 other optical storage elements
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR814363A FR76997E (en) | 1957-11-22 | 1959-12-29 | Thermoplastic memory recording device |
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69816757A | 1957-11-22 | 1957-11-22 | |
US78277958A | 1958-12-24 | 1958-12-24 | |
US782957A US2995067A (en) | 1958-12-24 | 1958-12-24 | Optical apparatus |
US78358458A | 1958-12-29 | 1958-12-29 | |
US78355858A | 1958-12-29 | 1958-12-29 | |
FR814363A FR76997E (en) | 1957-11-22 | 1959-12-29 | Thermoplastic memory recording device |
US472749A US3281798A (en) | 1957-11-22 | 1965-06-11 | Thermoplastic information storage system |
Publications (1)
Publication Number | Publication Date |
---|---|
FR76997E true FR76997E (en) | 1961-12-29 |
Family
ID=27562354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR814363A Expired FR76997E (en) | 1957-11-22 | 1959-12-29 | Thermoplastic memory recording device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR76997E (en) |
-
1959
- 1959-12-29 FR FR814363A patent/FR76997E/en not_active Expired
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