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:
Mar. 24, 2015
Filed:
Jun. 08, 2011
Applicants:
Michael Virnich, Korlingen, DE;
Laurent Lamesch, Reichlange, LU;
David Hoyer, Ayl, DE;
Aloyse Schoos, Bertrange, LU;
Inventors:
Michael Virnich, Korlingen, DE;
Laurent Lamesch, Reichlange, LU;
David Hoyer, Ayl, DE;
Aloyse Schoos, Bertrange, LU;
Assignee:
IEE International Electronics & Engineering S.A., Luxembourg, LU;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 29/26 (2006.01); G01R 31/00 (2006.01); H03K 17/955 (2006.01);
U.S. Cl.
CPC ...
G01R 31/001 (2013.01); H03K 17/955 (2013.01); H03K 2217/960705 (2013.01); H03K 2217/96077 (2013.01);
Abstract
A method for capacitive sensing comprises the steps of tagging a transmitting signal by modulating a sub-carrier on said signal using state of the art modulation techniques; demodulating said subcarrier out of useful/received signal to prove validity of said signal.