FIELD: physics, control.
SUBSTANCE: invention relates to an image display device, a remote controller and a control method thereof. Disclosed is a method of controlling an image display device which includes: displaying an infrared (IR) blaster menu screen, receiving a selection input for selecting one of electronic devices included in the IR blaster menu screen, and transmitting key IR format information about the selected electronic device or device information about the selected electronic device to a remote controller in accordance with the selection input.
EFFECT: easy control of another electronic device using an image display device and a remote controller to improve user convenience.
14 cl, 15 dwg
