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AssigneeMediatek Inc.
InventorsYou-Tsai Jeng, Chia-Hao Chang, Yi-Cheng Chen, Kai-Wen Yeh, Kuo-Chang Cheng, Chi-Chih Chen, Szu-Hsiang Lai, Chin-Lung Lin, Kai-Wen Cheng, Te-Chuan Wang, Ko-Yin Lai, Keng-Lon Lei, Tai-Lai Tung
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A power-saving method for an HDMI device is provided. The method includes detecting color depth information of video data from an HDMI source which is connected to the HDMI port, deriving a horizontal length for each line by fragment of a picture frame according to the color depth information, generating a plurality of synchronization signals according to the horizontal length for each line by fragment, and powering on the HDMI port, according to the synchronization signals, for a predetermined time period to obtain encrypted information from the HDMI source, and powering off the HDMI port after the predetermined time period.
A power-saving method for an HDMI device, the HDMI device having an HDMI port being disabled for displaying, the method comprising:
A High Definition Multimedia Interface (HDMI) device, comprising:
Dependencies are inferred from the claim text.