Patent ID: 9269295
Filing Date: 2016-02-23
CPC Classification: G09G

Claim Text:
1. A display device, comprising: a display panel including a plurality of pixels, each connected to a corresponding scan line of a plurality of scan lines, a corresponding data line of a plurality of data lines, and a corresponding initialization control line of a plurality of initialization control lines and configured to display an image according to a plurality of data signals transferred to the pixels; a scan driver configured to transfer a plurality of scan signals to the plurality of scan lines; a data driver configured to transfer a plurality of data signals to the plurality of data lines; an initialization voltage controller configured to transfer a plurality of initialization control signals to the plurality of initialization control lines, to measure a threshold voltage variation for driving transistors of the plurality of pixels, and to determine a plurality of initialization voltages for the pixels in each of a plurality of regions; an initialization voltage driver configured to apply one of a plurality of different initialization voltages to each of the pixels of each region; and a signal controller configured to generate and transfer control signals controlling operations of the scan driver, the data driver, and the initialization voltage controller and supply image data signals for the pixels to the data driver by processing an external image signal wherein the initialization voltage controller comprises: