CPC G09G 3/2074 (2013.01) [G09G 2320/0276 (2013.01); G09G 2320/0673 (2013.01)] | 20 Claims |
1. A display apparatus, comprising:
a display module; and
a driving circuit, coupled to the display module and receiving an input image, wherein the driving circuit determines a watermark area and a non-watermark area of the display module according to watermark information, and at least one of the watermark area and the non-watermark area is alternately driven by a first gamma curve and a second gamma curve, wherein a luminance difference percentage between the first gamma curve and the second gamma curve at a same grayscale value between 10% and 90% of a grayscale percentage is between 0.2 and 0.6.
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