CPC H04N 21/43635 (2013.01) [H04N 5/63 (2013.01)] | 16 Claims |
8. A High Definition Multimedia Interface (HDMI) device, comprising:
an HDMI interface, comprising a plurality of HDMI ports, wherein the plurality of HDMI ports comprise a first HDMI port initially enabled for displaying;
a second HDMI port disabled for displaying;
an HDMI synchronization signal generator, coupled to the HDMI interface, wherein the HDMI synchronization signal generator provides a synchronization signal according to data from an HDMI source coupled to the second HDMI port; and
a power mode controller, coupled to the HDMI interface, a multiplexer, and the HDMI synchronization signal generator, wherein the power mode controller is configured to transmit a power mode signal to the multiplexer;
wherein a display device is coupled to the power mode controller, and the display device displays video data based on the power mode signal received by the multiplexer.
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