Patent ID: 9570006
Date: 2017-02-14
CPC Classifications: G09G

Claim:
1. An organic light-emitting display device which divides each frame into a plurality of sub-frames and represents gray levels based on a sum of lengths of one or more of the plurality of sub-frames during which light is emitted, the organic light-emitting display device comprising: a display unit comprising a plurality of pixels arranged in a matrix, the pixels being divided into a first pixel column block and a second pixel column block; a scan driver configured to provide a scan signal to the display unit during each sub-frame period, the pixels of the first pixel column block being located closer to the scan driver than the pixels of the second pixel column block; and a precharge voltage unit coupled to the pixels of only the first pixel column block and configured as a voltage source to provide a precharge voltage to only the pixels of the first pixel column block.