Device for displaying images comprising two modulation stages
US11488545B2 · kind B2 · utility
0Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 2008 |
| Grant date | Nov 1, 2022 |
| Priority date | — |
| Expiry date | May 13, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2360/16
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Device comprising: By the modulation of chrominance which is added to the modulation of luminance for the backlighting elements of the rear panel, the device according to the invention makes it possible to display the images with even more contrast and better quality. A specific control mode makes it possible to avoid the colour “interferences”.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.