Patent ID: 8687007

Claim:
A video display system, comprising: first and second graphical processing units (GPUs); a video switch operatively coupled to the first and second GPUs; a video stream assembly unit configured to receive one video signal from the video switch and to provide a video output display stream based, at least in part, on the one video signal; and a control unit comprising memory having instructions stored therein to cause the control unit toâ€” receive first and second input video display streams from the first and second GPUs respectively, provide a first output video display stream from the video stream assembly unit based, at least in part, on the first input video display stream, determine a first blanking interval of the first input video display stream and a second blanking interval of the second input video display stream are not synchronized and overlap for a period of time, continue to provide the first output video display stream from the video stream assembly unit, determine, after the instructions have caused the video stream assembly unit to continue to provide the first output video display stream, the second input video display stream has entered a blanking interval, and provide, after the second input video display stream has entered the blanking interval, a second output video display stream from the video stream assembly unit based, at least in part, on the second input video display stream.