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:
Nov. 15, 2022
Filed:
May. 11, 2020
Applicant:
Himax Imaging Limited, Tainan, TW;
Inventors:
Assignee:
Himax Imaging Limited, Tainan, TW;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/235 (2006.01); G06T 7/20 (2017.01); G06T 7/80 (2017.01); G06V 10/25 (2022.01); G06V 10/60 (2022.01);
U.S. Cl.
CPC ...
H04N 5/2351 (2013.01); G06T 7/20 (2013.01); G06T 7/80 (2017.01); G06V 10/25 (2022.01); G06V 10/60 (2022.01); H04N 5/2354 (2013.01); G06T 2207/30264 (2013.01); G06V 2201/08 (2022.01);
Abstract
A system of estimating ambient light includes an image sensor that captures an image; a region of interest (ROI) selector that determines at least one ROI on the image; an occupancy detector that determines existence status of an object disposed on the at least one ROI; and an ambient light estimator that estimates illumination of ambient light of the at least one ROI according to luminance of the at least one ROI on the image.