Patent ID: 8902368
Filing Date: 2014-12-02
Classification: G09G,H04N

Abstract:
1. A transmission device configured to transmit, to a reception device, signals including a video signal, the transmission device comprising: a controller configured to perform a control of reading information held by the reception device regarding a video specification that is supported, and transmitting the video signal that is supported by the reception device; and a transmitter configured to transmit the video signal in a form of baseband video data, wherein when the reception device is in an output mode in which an identical image is extendedly shown in a predetermined number of multiple frames or more, the controller reads, from the information regarding the video specification, first information indicating whether the reception device is capable of intermittent reception of receiving the video signal at a timing that causes certain number of frames to be intermittent, and, when the reception device is capable of the intermittent reception, performs a control of multiplexing an enable signal indicating the present video signal is to be enabled and second information indicating that transmission of the video signal will not resume unless the video signal is updated, onto a blanking period of the updated video signal, and the transmitter, after transmitting the updated video signal, does not resume transmission of the video signal unless the video signal is updated.