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:
Jun. 18, 2019
Filed:
Sep. 20, 2017
Applicant:
Pixart Imaging Inc., Hsin-Chu County, TW;
Inventors:
Zi-Hao Tan, Penang, MY;
Kevin Len-Li Lim, Penang, MY;
Assignee:
PIXART IMAGING INC., Hsin-Chu County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/038 (2013.01); G06F 3/03 (2006.01); G06T 7/246 (2017.01); G06F 3/0354 (2013.01);
U.S. Cl.
CPC ...
G06F 3/038 (2013.01); G06F 3/0304 (2013.01); G06F 3/03543 (2013.01); G06T 7/248 (2017.01);
Abstract
An optical navigation device including an image sensor, a navigation engine, a smoothing engine and an adjusting interface. The image sensor generates image frames. The navigation engine calculates displacement according to the image frames. The smoothing engine changes a smoothing level for smoothing the calculated displacement according to a trigger signal sent from the adjusting interface.