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:
Aug. 29, 2023
Filed:
Jun. 10, 2021
Applicant:
Pixart Imaging Inc., Hsin-Chu, TW;
Inventors:
Bo-Yi Chang, Hsin-Chu, TW;
Yao-Hsuan Lin, Hsin-Chu, TW;
Assignee:
PixArt Imaging Inc., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/03 (2006.01); G06F 3/0354 (2013.01); H04N 23/71 (2023.01);
U.S. Cl.
CPC ...
G06F 3/0321 (2013.01); G06F 3/03543 (2013.01); H04N 23/71 (2023.01);
Abstract
A computer readable recording medium comprising at least one program stored therein. An image quality improving method is performed when the program is executed. The image quality improving method comprises: (a) computing brightness contrast information of an original image captured by an image sensor of an optical navigation device; (b) computing a brightness variation level of the original image; and (c) improving an image quality of the original image based on the brightness contrast information and the brightness variation level.