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. 13, 2013
Filed:
Dec. 14, 2011
Applicant:
Lianghua MO, Shenzhen, CN;
Inventor:
LiangHua Mo, Shenzhen, CN;
Assignee:
Focaltech Systems, Ltd., George Town, Grand Cayman, KY;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/045 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method of filtering noise in capacitive touch panel. By performing the correlation scan more than one time on the same channel, comparing the results of the correlation scans, and determining background noise by empty scans, the noise in capacitive touch panel can be filtered.