Patent ID: 8261303

Claim:
A display device for displaying images, comprising: at least one first tuner configured to tune to a plurality of different broadcast channels; a display screen configured to display, in response to a receipt of a request for a favorite channel menu, a multi-window including a plurality of sub-windows, each of the plurality of sub-windows configured to display images from a different one of the plurality of broadcast channels, the plurality of sub-windows a first channel window for displaying contents currently received through a selected broadcast channel, a second channel window for displaying contents received through an available broadcast channel where a broadcast signal was detected, and a third channel window for displaying channel information of a not-available broadcast channel where a broadcast signal was not detected, wherein if a specific broadcast channel that was displayed before the favorite channel menu request is received is in a favorite channel list, a pointer is positioned at the sub-window corresponding to the specific broadcast channel, whereas if the specific broadcast channel that was displayed before the favorite channel menu request is received is not in the favorite channel list, the pointer is positioned at another location of the multi-window; an input unit configured to receive a user's input for editing the favorite channel list including the plurality of broadcast channels; and a controller configured to control the at least one first tuner and the display screen, the third channel window displays a channel number of the not-available broadcast channel without contents, and when the broadcast signal is no longer detected in the available broadcast channel, the second channel window is changed to display a channel number of a corresponding channel without contents.