Patent ID: 7865846
Filing Date: 2011-01-04
Classification: G09G

Abstract:
1. A method for driving a display device having a display panel, comprising: determining whether or not a screen saver mode is to he performed; dividing the display panel into a plurality of blocks of pixels or sub-pixels if the screen saver mode is to be performed; and applying screen saver mode data to either turn on or off pixels or sub-pixels in the plurality of blocks or to invert display data for pixels or sub-pixels in the plurality of blocks, wherein: the screen saver mode data are applied to the plurality of blocks sequentially, the screen saver mode data is used to turn on or off all the pixels in at least one of the plurality of blocks while all the pixels in remaining ones of the plurality of blocks are simultaneously turned off or on respectively, except for pixels are displaying display data, and the plurality of blocks have substantially a same on time period and substantially a same off time period.