Patent ID: 8314818

Claim:
A light emitting device for providing light to a display configured to display an image according to an input video signal and an input video control signal, comprising: a display unit comprising a plurality of scan lines, a plurality of column lines, and a plurality of light emission pixels, each light emission pixel for providing light to at least one pixel of the display, the plurality of scan lines for transmitting first scan signals and second scan signals during one frame period; a local brightness controller for generating a dimming signal having brightness information of each of the plurality of light emission pixels by reading the input video signal and the input video control signal, generating a plurality of motion flag signals having motion information of each region of the display corresponding to the plurality of light emission pixels, and generating a plurality of ratio control signals having division ratio information of the dimming signal according to the plurality of motion flag signals; and a controller for dividing the dimming signal into a plurality of first divided dimming data corresponding to the first scan signals and a plurality of second divided dimming data corresponding to the second scan signals according to the plurality of ratio control signals.