Patent ID: 11949955
Assignee: LG ELECTRONICS INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 5:
6. A method of controlling a display device, the method comprising:
receiving at least one broadcast program via a tuner of the display device;
displaying, via a display of the display device, a first broadcast program of a first channel while a first menu including at least one menu item is displayed at the mobile device for controlling the display device,
receiving a request signal from a mobile device for changing a channel in response to selection of a specific menu item among the at least one menu item included in the first menu,
tuning to a second channel via the tuner based on the received request signal,
transmitting to the mobile device a first video data corresponding to a second broadcast program of the second channel,
displaying, via the display, the first video data corresponding to the second broadcast program of the second channel while the first video data is fully displayed on a screen of the mobile device along with the first menu, wherein the first menu is not displayed on the display of the display device with the first video data,
receiving, via an external device interface of the display device, a second video data, and
displaying, via the display, the second video data while the second video data is fully displayed on the screen of the mobile device with a second menu different from the first menu, wherein the second menu is not displayed on the display of the display device with the second video data.