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:
Apr. 08, 2014
Filed:
Dec. 14, 2011
Applicants:
Armin Gaul, Selm, DE;
Ingo Diefenbach, Unna, DE;
Markus Heider, Burglengenfeld, DE;
Inventors:
Assignee:
RWE AG, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); B60L 9/00 (2006.01); B60K 6/20 (2007.10);
U.S. Cl.
CPC ...
Abstract
A method is described for communication with an electric vehicle, comprising a generating of a first predetermined DC voltage level on a pilot conductor, a recognition of the existence of an electrical connection to an electric vehicle by means of the detection of a second predetermined DC voltage level on the pilot conductor, a sending out of a trigger signal on the pilot conductor, a detection of a vehicle identification signal on the pilot conductor and an approval of the electricity supply on a power conductor.