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:
Oct. 02, 2007
Filed:
Oct. 18, 2002
Applicants:
Georg Lohr, Eichenau, DE;
Herbert Weithmann, Munich, DE;
Harry Schilling, Georgensgmuend, DE;
Inventors:
Assignee:
Schleifring und Apparatebau GmbH, Fuerstenfeldbruck, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention is characterized by the provisions that each transmitter comprises an AC voltage or current source, respectively, as well as a plurality of inductive coupling elements supplied from said source, which elements are supplemented by at least one capacitor to form elements capable of resonating, and that furthermore one control elements is that controls said AC voltage or current source, respectively, in such a way that the latter operates on a resonant frequency of said elements capable of resonating.