Patent ID: 8965215
Filing Date: 2015-02-24
Classification: G09G,H04N

Abstract:
1. A display apparatus comprising: a wireless and optical interface including a wireless and optical receiver configured to perform wireless and optical communication with an external device; a power supply unit having a power output port connected to the wireless and optical interface; a wired interface including a wired receiver through which the display apparatus is configured to perform wired communication with a second external device via a wired connection; a display including a user input unit; and a controller connected to and configured to receive signals from the wireless and optical receiver, connected to and configured to receive signals from the wired receiver, connected to the display, and connected to the power supply unit, wherein the controller is configured to send signals to the display to cause it to display a user interface on which the external device and the second external device are listed, and prompting a user to select one of the external device and the second external device; wherein the controller is configured to receive a signal from the display indicative of a selection made through the user input unit; and wherein the controller is configured to send control signals to the power supply unit to cause the power supply unit to turn on power to the wireless and optical interface when the external device is selected, and to turn off power to the wireless and optical interface when the second external device is selected.