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.

Date of Patent:
Jun. 21, 2016

Filed:

Dec. 26, 2014
Applicant:

AU Optronics Corporation, Hsin-Chu, TW;

Inventors:

Chi-Wei Chang, Hsin-Chu, TW;

Feng-Ming Hsu, Hsin-Chu, TW;

Szu-Che Yeh, Hsin-Chu, TW;

Assignee:

AU OPTRONICS CORP., Hsin-Chu, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3696 (2013.01); G09G 2310/0224 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0247 (2013.01); G09G 2330/021 (2013.01);
Abstract

A power management method and a power management device for a display are disclosed, including: comparing contents in an original frame image with contents in a previous image to generate a plurality of successive second periods with first stages and second stages, shortening a plurality of time intervals in the first pulse timing distribution and outputting the first pulse timing distribution for displaying a first sub-frame image on the display during the first stage of one of the plurality of successive second periods, and shortening a plurality of time intervals in the second pulse timing distribution and outputting the second pulse timing distribution for displaying a second sub-frame image on the display during the first stage of the other one of the plurality of successive second periods; and turning off the driving circuit of the display in the second stages.


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