Patent ID: 9697806
Date: 2017-07-04
CPC Classifications: G09G

Claim:
1. A sink device for a display system, comprising: a selecting module, for selecting one of a video data signal and a self-refresh frame to a display device of the display system; a receiving module, for receiving the video data signal from a video source of the display system, outputting the video data signal to the selecting module and generating a writing timing sequence signal according to the video data signal; a storage module, for storing a frame of the video data signal as the self-refresh frame and outputting the self-refresh frame to the selecting module according to a reading control signal; a displaying timing generating module, for generating a reading timing sequence signal corresponding to the reading control signal and adjusting the reading timing sequence signal according to a blanking indicating signal and a line conflict signal; and a self-refreshing module, for generating the writing control signal and the reading control signal according to the writing timing sequence signal and the reading timing sequence signal, adjusting the reading timing sequence signal according to the writing timing sequence signal and the reading timing sequence signal via the blanking indicating signal and the line conflict signal.