ES396427A1 - Perfeccionamientos en sistemas para producir un registro deinformacion. - Google Patents
Perfeccionamientos en sistemas para producir un registro deinformacion.Info
- Publication number
- ES396427A1 ES396427A1 ES396427A ES396427A ES396427A1 ES 396427 A1 ES396427 A1 ES 396427A1 ES 396427 A ES396427 A ES 396427A ES 396427 A ES396427 A ES 396427A ES 396427 A1 ES396427 A1 ES 396427A1
- Authority
- ES
- Spain
- Prior art keywords
- light
- systems
- produce
- modulated
- information record
- 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
- 230000005236 sound signal Effects 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
Classifications
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
- G11B7/0032—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent for moving-picture soundtracks, i.e. cinema
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8435770A | 1970-10-27 | 1970-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES396427A1 true ES396427A1 (es) | 1974-05-01 |
Family
ID=22184447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES396427A Expired ES396427A1 (es) | 1970-10-27 | 1971-10-27 | Perfeccionamientos en sistemas para producir un registro deinformacion. |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS4917723B1 (OSRAM) |
| AU (1) | AU3435871A (OSRAM) |
| BE (1) | BE774576A (OSRAM) |
| DE (1) | DE2153100C3 (OSRAM) |
| ES (1) | ES396427A1 (OSRAM) |
| FR (1) | FR2113274A5 (OSRAM) |
| GB (1) | GB1372421A (OSRAM) |
| NL (1) | NL7114704A (OSRAM) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3866187A (en) * | 1973-07-02 | 1975-02-11 | Philips Corp | Method of recording and reproducing information in ferroelastic metals |
| JPS5298729U (OSRAM) * | 1976-01-22 | 1977-07-26 | ||
| EP0282611A1 (en) * | 1987-03-16 | 1988-09-21 | Moshe Guez | Method and apparatus for writing information on processed photographic film |
| FR2954528B1 (fr) * | 2009-12-17 | 2012-02-24 | Univ La Rochelle | Procede et dispositif de restitution d'un signal sonore et/ou d'une piste sonore |
-
1971
- 1971-10-07 AU AU34358/71A patent/AU3435871A/en not_active Expired
- 1971-10-25 DE DE19712153100 patent/DE2153100C3/de not_active Expired
- 1971-10-26 JP JP46085036A patent/JPS4917723B1/ja active Pending
- 1971-10-26 FR FR7138464A patent/FR2113274A5/fr not_active Expired
- 1971-10-26 GB GB4963571A patent/GB1372421A/en not_active Expired
- 1971-10-26 NL NL7114704A patent/NL7114704A/xx unknown
- 1971-10-27 ES ES396427A patent/ES396427A1/es not_active Expired
- 1971-10-27 BE BE774576A patent/BE774576A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4917723B1 (OSRAM) | 1974-05-02 |
| DE2153100C3 (de) | 1974-02-21 |
| FR2113274A5 (OSRAM) | 1972-06-23 |
| AU3435871A (en) | 1973-04-12 |
| GB1372421A (en) | 1974-10-30 |
| DE2153100B2 (de) | 1973-07-26 |
| DE2153100A1 (de) | 1972-05-04 |
| NL7114704A (OSRAM) | 1972-05-02 |
| BE774576A (fr) | 1972-02-14 |
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