Display device and method of driving the same
US11158269B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2019 |
| Grant date | Oct 26, 2021 |
| Priority date | — |
| Expiry date | Sep 25, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2370/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display device includes a light-source module including a plurality of light-source blocks configured to provide light to a display panel, a plurality of light-source drivers configured to drive the plurality of light-source blocks, a timing controller configured to generate a dimming level signal of a corresponding one of the light-source blocks, and to generate a dimming select signal configured to select a corresponding one of the light-source drivers corresponding to the dimming level signal, a signal converter configured to convert an n-bit dimming select signal into an m-bit switch control signal, “n” and “m” being natural numbers, and n being less than m, and a plurality of switches connected between the timing controller and the plurality of light-source drivers, and configured to provide a plurality of dimming level signals to the plurality of light-source drivers based on a switch control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.