Patent ID: 8243106
Filing Date: 2012-08-14
Classification: G09G

Abstract:
1. A display device comprising: a signal control unit which receives a plurality of image signals and determines a plurality of representative image signals from the image signals; a plurality of lookup tables, each of which is configured to store a plurality of light data signals corresponding to the plurality of representative image signals; a plurality of light-emitting blocks configured to provide light according to the respective light data signals; and a display panel configured to display an image corresponding to the plurality of image signals, wherein the signal control unit determines an average luminance value of the plurality of image signals, selects one of the plurality of lookup, tables according to the determined average luminance value, reads the light data signals from the selected lookup table and provides the light data signals to at least one of the plurality of light emitting blocks to drive the at least one of the plurality of light emitting blocks.