Method for back light control and apparatus thereof
US8730149B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 11, 2009 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | Apr 16, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method for backlight control includes: receiving a display synchronization signal; generating a backlight control signal according to the display synchronization signal; and driving a backlight source according to the backlight control signal. An apparatus for backlight control includes: a signal receiving circuit, for receiving a display synchronization signal; a control circuit, coupled to the signal receiving circuit, for generating a backlight control signal according to the display synchronization signal; and a driving circuit, coupled to the control circuit, for driving a backlight source according to the backlight control signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.