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:
Apr. 20, 2021

Filed:

May. 19, 2017
Applicant:

Continental Automotive Gmbh, Hannover, DE;

Inventors:

Aurel-Vasile Neic, Kasten Bei Boeheimkirchen, AT;

Emil Kovatchev, Vienna, AT;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01R 15/06 (2006.01); G01R 31/42 (2006.01); G01R 27/18 (2006.01);
U.S. Cl.
CPC ...
G01R 15/06 (2013.01); G01R 27/18 (2013.01); G01R 31/42 (2013.01);
Abstract

A method for monitoring an AC voltage source, which is DC-decoupled from a reference potential and which generates an AC voltage between two AC voltage lines. Each of the AC voltage lines is coupled to the reference potential by way of a respective capacitive voltage divider and a respective component voltage signal is tapped at the voltage dividers and at least one root mean square value signal is generated therefrom and a check is carried out to determine whether the respective root mean square value signal meets a predetermined triggering criterion. When the triggering criterion is met, a fault signal is generated.


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