Patent · US Active

Capacitive measurement system with increased robustness against electro-magnetic interference

US8988080B2 · kind B2 · utility

1Cited by

3References

17Claims

0Family size

Assignee

IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. · LU

Inventors

Michael Virnich · Korlingen, DE
Laurent Lamesch · Reichlange, LU
David Hoyer · Ayl, DE
Aloyse Schoos · Bertrange, LU

Key dates

Filing date	Jun 8, 2011
Grant date	Mar 24, 2015
Priority date	—
Expiry date	Mar 21, 2032

Classification

Technology area (CPC H)Electricity
CPC primaryH03K2217/96077
WIPO fieldMeasurement
WIPO sectorInstruments

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.