NL7409624A - Leesstelsel voor video- en audio-informatie. - Google Patents
Leesstelsel voor video- en audio-informatie.Info
- Publication number
- NL7409624A NL7409624A NL7409624A NL7409624A NL7409624A NL 7409624 A NL7409624 A NL 7409624A NL 7409624 A NL7409624 A NL 7409624A NL 7409624 A NL7409624 A NL 7409624A NL 7409624 A NL7409624 A NL 7409624A
- Authority
- NL
- Netherlands
- Prior art keywords
- video
- audio information
- reading system
- reading
- audio
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture
-
- 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
-
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
-
- 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
-
- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/7605—Television signal recording on discs or drums
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8665773A JPS5429082B2 (da) | 1973-07-31 | 1973-07-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7409624A true NL7409624A (nl) | 1975-02-04 |
Family
ID=13893094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7409624A NL7409624A (nl) | 1973-07-31 | 1974-07-16 | Leesstelsel voor video- en audio-informatie. |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5429082B2 (da) |
| DE (1) | DE2436395C3 (da) |
| FR (1) | FR2239722B1 (da) |
| GB (1) | GB1472933A (da) |
| IT (1) | IT1018743B (da) |
| NL (1) | NL7409624A (da) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS598892B2 (ja) * | 1975-06-19 | 1984-02-28 | ソニー株式会社 | 信号の光学的記録再生装置 |
| US4097895A (en) * | 1976-03-19 | 1978-06-27 | Rca Corporation | Multilayer optical record |
| DE2615605C2 (de) * | 1976-04-09 | 1978-06-01 | Polygram Gmbh, 2000 Hamburg | Scheibenförmiger Informationsträger und Verfahren zu seiner Herstellung |
| NL176315C (nl) * | 1976-05-12 | 1985-03-18 | Philips Nv | Optische aftastinrichting. |
| JPS5312227A (en) * | 1976-07-20 | 1978-02-03 | Matsushita Electric Ind Co Ltd | Signal processing system |
| NL7703123A (nl) * | 1977-03-23 | 1978-09-26 | Philips Nv | Inrichting voor het uitlezen van een optische stralingsreflekterende registratiedrager. |
| JPS57198733U (da) * | 1981-06-15 | 1982-12-17 | ||
| JPS5848033U (ja) * | 1981-09-22 | 1983-03-31 | 萬世工業株式会社 | レンズ駆動装置 |
| FR2525376B1 (fr) * | 1982-04-19 | 1988-02-26 | Lewiner Jacques | Perfectionnements aux dispositifs de lecture des quantites de charges electriques portees par une feuille dielectrique |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3381086A (en) * | 1962-08-16 | 1968-04-30 | Minnesota Mining & Mfg | Reproduction of television signals from photographic disc recordings |
| NL299459A (da) * | 1962-10-19 | |||
| DE1277344B (de) * | 1964-07-06 | 1968-09-12 | Siemens Ag | Verfahren zur Informationsspeicherung und Gedaechtnisspeicher zur Durchfuehrung des Verfahrens |
| US3496540A (en) * | 1965-04-30 | 1970-02-17 | Singer General Precision | Registration means for character recognition apparatus |
| US3452163A (en) * | 1965-12-08 | 1969-06-24 | Phillip B Dahlen | Optical phonograph apparatus with polarized light |
| DE1574687B2 (de) * | 1968-02-06 | 1978-08-10 | Robert Bosch Gmbh, 7000 Stuttgart | Aufzeichnungsträger für Informationen |
| US3530258A (en) * | 1968-06-28 | 1970-09-22 | Mca Technology Inc | Video signal transducer having servo controlled flexible fiber optic track centering |
| JPS5120888A (en) * | 1974-08-12 | 1976-02-19 | Babcock Hitachi Kk | Gokuteionyo ae sensa |
-
1973
- 1973-07-31 JP JP8665773A patent/JPS5429082B2/ja not_active Expired
-
1974
- 1974-07-16 NL NL7409624A patent/NL7409624A/xx not_active Application Discontinuation
- 1974-07-25 GB GB3280474A patent/GB1472933A/en not_active Expired
- 1974-07-29 IT IT52320/74A patent/IT1018743B/it active
- 1974-07-29 DE DE2436395A patent/DE2436395C3/de not_active Expired
- 1974-07-30 FR FR7426495A patent/FR2239722B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1472933A (en) | 1977-05-11 |
| IT1018743B (it) | 1977-10-20 |
| DE2436395B2 (de) | 1976-07-01 |
| DE2436395A1 (de) | 1975-02-27 |
| FR2239722B1 (da) | 1977-07-01 |
| JPS5429082B2 (da) | 1979-09-20 |
| JPS5052924A (da) | 1975-05-10 |
| DE2436395C3 (de) | 1984-09-27 |
| FR2239722A1 (da) | 1975-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |