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.

Date of Patent:
Sep. 01, 2015

Filed:

May. 25, 2012
Applicants:

Dominic Maurath, Villingen-Schwenningen, DE;

Bernd Folkmer, Villingen-Schwenningen, DE;

Inventors:

Dominic Maurath, Villingen-Schwenningen, DE;

Bernd Folkmer, Villingen-Schwenningen, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/28 (2006.01); G01R 31/40 (2014.01);
U.S. Cl.
CPC ...
G01R 31/40 (2013.01);
Abstract

A loading state determiner for determining a loading state of an electric power source including a source impedance includes a voltage drop determination circuit which is implemented to provide, based on a detection of an instantaneous current provided under load by the power source to a load, an electric quantity describing a voltage drop at a source impedance of the power source. Further, the loading state determiner includes an evaluation circuit which is implemented to obtain, based on electric quantity describing the voltage drop at the source impedance of the power source and an electric quantity describing a terminal voltage of the power source, a load state signal carrying information on an instantaneous relation between the terminal voltage of the power source and a no-load voltage of the power source.


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