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:
Sep. 24, 2009
Applicants:
He-wei Huang, Hsinchu, TW;
Hui-hung Chang, Keelung, TW;
Chih-yuan Chang, Changhua County, TW;
Inventors:
Assignee:
NOVATEK Microelectronics Corp., Hsinchu Science Park, Hsin-Chu, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of detecting a touch event for a touch panel which comprises a plurality of intersecting traces. The method includes outputting a charge control signal to a trace of the plurality of traces, and keeping other traces except for the trace floating and determining whether the touch event happens according to a voltage signal on the trace.