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:
Jul. 12, 2016
Filed:
Oct. 23, 2012
Applicant:
Pixart Imaging Inc., Hsin-Chu County, TW;
Inventors:
Tzung-Min Su, Hsin-Chu County, TW;
Chih-Hsin Lin, Hsin-Chu County, TW;
Yi-Hsien Ko, Hsin-Chu County, TW;
Ming-Tsan Kao, Hsin-Chu County, TW;
Assignee:
PIXART IMAGING INC, Hsin-Chu County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/042 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0421 (2013.01);
Abstract
There is provided an optical touch system including at least one lighting unit, at least one image sensing module and a processing unit. The image sensing module is configured to capture light of a pointer and the lighting unit to generate a two-dimensional image and to convert entire of the two-dimensional image to a one-dimensional feature. The processing unit positions the pointer according to the one-dimensional feature.