Patent ID: 8823689
Filing Date: 2014-09-02
Classification: G09G

Abstract:
1. A display device comprising: a video controller for detecting an abnormal signal input and no-signal input by monitoring source video data and source control signals input from an external device, and generating substitute video data according to the abnormal signal input so as to enable a normal end of a frame, and generating substitute control signals according to the no-signal input so as to enable a normal end of a frame, wherein the substitute control signals are different from the source control signals and the substitute video data is different from the source video data; a timing controller for arranging and outputting the substitute video data, supplied from the video controller, and generating and outputting driver control signals for controlling a gate driver and a data driver by the use of the substitute control signals and timing synchronous signals inputted from the external device; and a display panel for displaying image by use of the substitute video data and substitute control signals.