Patent ID: 8199098

Claim:
A driving device, comprising: a memory unit, for providing a previous image and a previous comparison result; a comparator, coupled to the memory unit, for comparing a present image with the previous image and outputs a present comparison result; a compensation unit, coupled to the memory unit, for processing the present image according to the previous image to generate a plurality of processed present images; and a selector, coupled to the compensation unit, the comparator, and the memory unit, for selecting and outputting one of the present image and the processed present images according to the previous comparison result and the present comparison result, wherein the compensation unit further comprising: a pre-tilt unit, coupled to the memory unit and the selector, for pre-tilting the present image to generate a first processed present image among the processed present images; and an overdrive unit, coupled to the memory unit and the selector, for overdriving the present image to generate a second processed present image among the processed present images.