Patent ID: 8547413
Filing Date: 2013-10-01
Classification: H04M,H04N

Abstract:
1. A method of controlling a digital TV (DTV) that can perform video communication with an external apparatus in a video call operation by using a camera associated with the DTV, the method comprising: detecting, by the DTV, an available bandwidth of a network for transmitting video call data in the video call operation; generating a control signal for adjusting an output resolution of the camera in accordance with at least the detected available bandwidth, using a lookup table, the lookup table storing therein a plurality of available bandwidths in association with a plurality of available video resolutions; transmitting, by the DTV to the camera, the control signal for adjusting the output resolution of the camera in accordance with the detected available bandwidth; and transmitting, by the DTV to the external apparatus, video data received from the camera in the adjusted output resolution of the camera for the video call operation.