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:
Jan. 21, 2025
Filed:
Dec. 20, 2022
Applicant:
V-silicon Semiconductor (Hefei) Co., Ltd, Hefei, CN;
Inventors:
Erwin Bellers, Fremont, CA (US);
Johannes Gerardus Rijk van Mourik, Union City, CA (US);
Assignee:
V-Silicon Semiconductor (Hefei) Co., Ltd, Hefei, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01); G02F 1/1335 (2006.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3426 (2013.01); G02F 1/133603 (2013.01); G02F 1/133601 (2021.01); G09G 2310/0237 (2013.01); G09G 2320/064 (2013.01); G09G 2320/0646 (2013.01); G09G 2360/16 (2013.01);
Abstract
A method of operating a backlight comprises: receiving an input video; analyzing characteristics of the input video within a plurality of predefined spatial windows having one or more light emitting diodes to generate required light levels; generating backlight drive levels per spatial window to reduce the backlight in a first set of the plurality of the predefined spatial windows; and driving the backlight according to the generated backlight drive levels.