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:
Oct. 20, 2020
Filed:
Jul. 24, 2019
Applicant:
AU Optronics Corporation, Hsin-Chu, TW;
Inventor:
Chun-Chieh Huang, Hsin-Chu, TW;
Assignee:
AU OPTRONICS CORPORATION, Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3406 (2013.01); G09G 3/3607 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0242 (2013.01); G09G 2320/0646 (2013.01); G09G 2360/16 (2013.01);
Abstract
A signal processing method includes: driving multiple backlight zones to emit respectively; detecting multiple first luminance values corresponding to the backlight zones when each of the backlight zones emits; calculating a diffusion matrix according to the first luminance values; obtaining multiple first correction signals corresponding to the backlight zones according to the diffusion matrix and multiple target luminance values corresponding to the backlight zones; and controlling the backlight zones to display according to the first correction signals respectively.