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:
May. 05, 2015
Filed:
Aug. 28, 2012
Applicants:
Chun-hsueh Chu, Hsinchu, TW;
Jui-jung Chiu, Zhudong, TW;
Inventors:
Chun-Hsueh Chu, Hsinchu, TW;
Jui-Jung Chiu, Zhudong, TW;
Assignee:
TPK Touch Solutions Inc., Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/041 (2006.01); G06F 3/0354 (2013.01); G06F 3/044 (2006.01);
U.S. Cl.
CPC ...
G06F 3/03545 (2013.01); G06F 3/0416 (2013.01); G06F 3/044 (2013.01); G06F 2203/04106 (2013.01);
Abstract
A controlling system of a touch panel comprises of a drive signal generating circuit, a sensing module for sensing a waveform signal from the touch panel, and a signal processing module for enabling and disabling the drive signal generating circuit based on the signal outputted by the sensing module. Therefore, the mentioned controlling system can support the active and the passive touch modes. In addition, the present invention further provides a controlling method of the touch panel and a stylus pen applied to the mentioned controlling system.