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:
Feb. 03, 2015
Filed:
Nov. 23, 2011
Applicants:
Jui-jung Chiu, Hsinchu, TW;
Yi-kun LI, Hsinchu, TW;
Inventors:
Jui-Jung Chiu, Hsinchu, TW;
Yi-Kun Li, Hsinchu, TW;
Assignee:
TPK Touch Solutions Inc., Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); G01R 31/04 (2006.01);
U.S. Cl.
CPC ...
G01R 31/026 (2013.01); G01R 31/024 (2013.01); G01R 31/025 (2013.01); G01R 31/028 (2013.01); G01R 31/04 (2013.01);
Abstract
An open circuit detecting system configured to connect to an object circuit for getting an electrical signal through a virtual ground induced by characteristic impedance of a parasitic capacitor and determining whether the object circuit is open according to the electrical signal.