摘要 |
Disclosed is a communication system that includes a source device 50 outputting video contents, a sink device 10 inputting the video contents, and a control transmission line and a video transmission line both connecting with the source device and the sink device to transmit data therebetween via the control transmission line and the video transmission line. The source device 50 includes a control data I/O unit 66, a video data output unit 55, a control feature corresponding memory unit, a control unit 70. The sink device 10 includes a control data I/O unit 26, a video data input device 15 inputting video data via the video transmission line, a control feature corresponding memory unit, a control unit 27. |