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:
Dec. 10, 2024

Filed:

Nov. 30, 2021
Applicant:

Lutron Technology Company Llc, Coopersburg, PA (US);

Inventors:

Craig Alan Casey, Coopersburg, PA (US);

Yogesh Venkata Gopalan, Cambridge, MA (US);

Brent Protzman, Easton, PA (US);

Assignee:

Lutron Technology Company LLC, Coopersburg, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 11/33 (2016.01); E06B 9/68 (2006.01); G01J 1/42 (2006.01);
U.S. Cl.
CPC ...
E06B 9/68 (2013.01); G01J 1/4204 (2013.01); E06B 2009/6827 (2013.01); G01J 2001/4266 (2013.01);
Abstract

A sensor and/or system controller may process an image multiple times at multiple resolutions to detect glare conditions. A glare condition threshold used to determine whether a glare condition exists may be based on the resolution of the image. When the resolution of the image is higher, the glare condition threshold may be higher. The sensor and/or system controller may organize one or more adjacent pixels having similar intensities into pixel groups. The pixel groups may vary in size and/or shape. The sensor and/or system controller may determine a representative group luminance for the pixel group (e.g., an average luminance of the pixels in the group). The sensor and/or system controller may determine a group glare condition threshold, which may be used to determine whether a glare condition exists for the group of pixels and/or may be based on the size of the group.


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