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:
Mar. 28, 2017
Filed:
Dec. 04, 2013
Applicant:
Pixart Imaging Inc., Hsin-Chu County, TW;
Inventors:
Ming-Tsan Kao, Hsin-Chu County, TW;
Chia-Cheun Liang, Hsin-Chu County, TW;
Assignee:
PIXART IMAGING INC., Hsin-Chu County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/0354 (2013.01); G06F 3/0346 (2013.01); G06F 3/033 (2013.01); G06F 3/03 (2006.01); G06K 9/46 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0346 (2013.01); G06F 3/033 (2013.01); G06F 3/0304 (2013.01); G06F 3/0308 (2013.01); G06F 3/0317 (2013.01); G06F 3/0325 (2013.01); G06F 3/0354 (2013.01); G06K 9/46 (2013.01);
Abstract
There is provided a pointing system including an image sensor, a plurality of reference marks and a processing unit. The image sensor is configured to capture image frames containing at least one reference mark image of the reference marks. The processing unit is configured to recognize an image number of the reference mark image and calculate an aiming point coordinate according to a positioning algorithm associated with the image number.