The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 26, 2023
Filed:
Jul. 21, 2022
Mediatek Inc., Hsinchu, TW;
You-Tsai Jeng, Hsinchu, TW;
Chia-Hao Chang, Hsinchu, TW;
Yi-Cheng Chen, Hsinchu, TW;
Kai-Wen Yeh, Hsinchu, TW;
Kuo-Chang Cheng, Hsinchu, TW;
Chi-Chih Chen, Hsinchu, TW;
Szu-Hsiang Lai, Hsinchu, TW;
Chin-Lung Lin, Hsinchu, TW;
Kai-Wen Cheng, Hsinchu, TW;
Te-Chuan Wang, Hsinchu, TW;
Ko-Yin Lai, Hsinchu, TW;
Keng-Lon Lei, Hsinchu, TW;
Tai-Lai Tung, Hsinchu, TW;
MEDIATEK INC., Hsinchu, TW;
Abstract
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.