CPC G09G 5/006 (2013.01) [H04N 21/6587 (2013.01); G09G 2354/00 (2013.01)] | 14 Claims |
1. A display device, comprising:
an image buffer;
a display module; and
a display controller, used for receiving an image signal from a host, and storing the image signal in the image buffer;
wherein in response to the display controller receiving a trigger signal, the display controller controls the display device to enter an image-rewinding mode;
wherein the display controller obtains a retrospective image that corresponds to a retrospective time point according to a user command, and plays the retrospective image on the display module; and
wherein the display controller stops writing the image signal to the image buffer, in response to the display device entering the image-rewinding mode.
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