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:
Feb. 17, 2026

Filed:

Jun. 26, 2024
Applicant:

Pixart Imaging Inc., Hsin-Chu County, TW;

Inventor:

Wooi-Kip Lim, Penang, MY;

Assignee:

PIXART IMAGING INC., Hsin-Chu County, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 25/75 (2023.01); H04N 23/68 (2023.01); H04N 25/441 (2023.01); H04N 25/78 (2023.01);
U.S. Cl.
CPC ...
H04N 25/75 (2023.01); H04N 23/6811 (2023.01); H04N 25/441 (2023.01); H04N 25/78 (2023.01);
Abstract

There is provided a motion detection device including a pixel array, multiple comparators and multiple logic check circuits. One comparator is coupled to a pair of pixel columns of the pixel array. The pixel array acquires a reference image and a current image. The comparators generate a reference feature position map corresponding to the first image and generate a current feature position map corresponding to the current image. The multiple logic check circuits process the reference feature position map and the current feature position map to detect a motion.


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Lim, Wooi-Kip. (2026). Motion detection device and detecting method thereof (U.S. Patent No. 12556837). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12556837

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