Photographic image pick-up and coding system of run-length type
US4011399A · kind A · utility
2Cited by
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2Claims
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Assignee
Inventors
Key dates
| Filing date | Jan 30, 1974 |
| Grant date | Mar 8, 1977 |
| Priority date | — |
| Expiry date | Jan 30, 1994 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N1/419
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A photographic image pick-up and coding system of run-length type which includes a correction circuit for preventing erroneous operation of the system even when the system is subjected to unwanted external disturbances such as noises and fluctuations of the voltage of the power source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.