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. 16, 2015
Filed:
Aug. 12, 2010
Applicants:
Keith L. Paulsen, Centerville, UT (US);
Paul Vincent, Fruit Heights, UT (US);
Jared G. Bytheway, Sandy, UT (US);
Inventors:
Keith L. Paulsen, Centerville, UT (US);
Paul Vincent, Fruit Heights, UT (US);
Jared G. Bytheway, Sandy, UT (US);
Assignee:
CIRQUE CORPORATION, Salt Lake City, UT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/044 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/044 (2013.01); G06F 3/0416 (2013.01); G06F 2203/04808 (2013.01);
Abstract
A method for detecting multiple objects on a touchpad having a grid of orthogonal electrodes, wherein all drive electrodes are simultaneously stimulated, and then frequency or electrode coding is used to separate each electrode junction and produce a capacitance image of the touchpad surface in a single measurement sequence.