Patent ID: 8044939

Claim:
A picture-in-picture (PIP) display control method for a mobile terminal that is capable of digital broadcast reception and supports a touch screen function, the method comprising: processing a received digital broadcast signal into channel signals of individual channels; displaying video data of a selected channel signal on a main screen occupying an entire display area, and displaying video data of another selected channel signal on a sub-screen in the main screen; checking whether a touch event occurs to at least one of the main screen and the sub-screen; generating and displaying control icons on the main screen when the touch event occurs to the main screen and control icons on the sub-screen when a touch event occurs to the sub-screen; and controlling digital broadcasts on a channel associated with the main screen in response to occurrence of the touch events to the control icons of the main screen and digital broadcasts on a channel associated with the sub-screen in response to occurrence of the touch events to the control icons of the sub-screen.