Patent ID: 7391413

Claim:
A display device comprising: a display screen including a first display area and a second display area; a point input reception circuit that receives a position pointing input which points a position on the display screen; a display signal output circuit that outputs a display signal for displaying an inputted image on the display screen; and a control circuit that controls a signal processing based on the pointed position, wherein in a first display mode, the display signal output circuit outputs a display signal for displaying the inputted image on the entire display screen, and the control circuit performs a predetermined signal processing based on the pointed position of the display screen, and wherein in a second display mode, the display signal output circuit outputs a display signal for displaying the inputted image on the first and second display areas, respectively, and the control circuit performs the predetermined signal processing based on the pointed position if the pointed position is inside of the first display area, but does not perform the predetermined signal processing if the pointed position is inside of the second display area.