DISPLAYING DEVICE AND CONTROL METHOD THEREOF AND DISPLAY SYSTEM AND CONTROL METHOD THEREOF

摘要

Disclosed are a display device and a control method thereof, and a display system and a control method, the display device including: a signal processor which processes an image signal; a display unit which displays on a screen an image based on the image signal processed by the signal processor; and a controller which receives an input from at least one touch pad mapped to the screen of the display unit and displays a shape of the pointer corresponding to a touch state of the touch pad.