Color television, having superimposed colors
US4082978A · kind A · utility
2Cited by
5References
5Claims
0Family size
Inventor
Key dates
| Filing date | Apr 11, 1975 |
| Grant date | Apr 4, 1978 |
| Priority date | — |
| Expiry date | Apr 11, 1995 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J29/28
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In color television, where the picture appears in groups of two or more colors side by side on a screen, an individual concave mirror is provided for each such group, which combines the side by side colors and also adds more light to the picture, or alternately uses less electric power for a given brightness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.