Patent ID: 8646000

Claim:
A method for controlling an image display apparatus on a remote controller based on augmented reality, the method comprising: capturing, by a camera, an image of a real environment around the remote controller, the captured image of the real environment including the image display apparatus displaying a broadcast image of a channel; identifying the image display apparatus connected to a network or located about the remote controller based on the captured image; performing a user authentication by determining whether a user to use the image display apparatus is a pre-registered user; searching, in the identified image display apparatus, for content information regarding the broadcast image and for content information that is personalized based on the user when the user is determined to be the pre-registered user and authenticated; receiving the content information based on the searching for the content information; and displaying, on a touch screen of the remote controller, a content guide image based on the received content information while simultaneously displaying a real image, captured by the camera, of the identified image display apparatus, wherein the content information includes a plurality of channel items, and a current channel item corresponding to the broadcast image displayed in the image display apparatus is highlighted in the content guide image.