Patent ID: 8451377

Claim:
An image display device, comprising: at least one of a display unit and an audio output unit configured to output content; an input unit configured to input transmission setup information including an external device identification of an external device toward which the content is transmitted, a channel identification of the content, and a transmission time to transmit the content; a communication unit configured to transmit transmission data to the external device identified by the external device identification; and a controller configured to: control an operation of the image display device according to a control signal from the input unit, wherein the control signal indicates the received content is to be output to the external device rather than being output by the image display apparatus, determine a format of the transmission data according to a type of the external device, transmit the content identified by the channel number, at the transmission time and to the external device identified by the external device identification according to the determined format, and via the communication unit rather than the received content being output by the image display device based on the control signal.