Patent · US Active

Method and apparatus for communication by means of a transformer

US9344157B2 · kind B2 · utility

0Cited by

5References

10Claims

0Family size

Assignee

ENDRESS+HAUSER GMBH+CO.KG · DE

Inventors

Alexander Muller · Steinen, DE
Martin Urban · Bad Kötzting, DE

Key dates

Filing date	Apr 17, 2012
Grant date	May 17, 2016
Priority date	—
Expiry date	Apr 17, 2032

Classification

Technology area (CPC H)Electricity
CPC primaryH04B5/79
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A method for communication by means of a transformer, which has at least a primary coil and a secondary coil, which are parts of an oscillatory circuit, wherein the oscillatory circuit is supplied on the primary side with an exciter frequency. For transmission of a signal from the secondary side to the primary side, the inductance of the secondary coil is modulated. A corresponding apparatus for performing the method is likewise provided.

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