Patent ID: 7268830

Claim:
A video display appliance having a function of varying a screen ratio of twin pictures when a main picture and a sub-picture are simultaneously displayed, the video display appliance comprising: a channel selection circuit for selecting a channel which transmits data displayed on a main picture region and a sub-picture region; a video processing circuit for processing the data transmitted from the channel tuned by the channel selection circuit as a signal to be displayed on the main picture region or the sub-picture region; a position detecting circuit, disposed at a center of the video display appliance, for detecting a position of a remote controller; a control circuit for outputting a control signal to vary the screen ratio of the main picture to the sub-picture in response to position information of the remote controller inputted from the position detecting circuit; and a scaler for outputting video signals outputted corresponding to the main picture and the sub-picture from the video processing circuit according to the varied screen ratio, in response to the control signal inputted from the control circuit.