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:
May. 17, 2016
Filed:
Apr. 17, 2012
Applicants:
Alexander Muller, Sasbach-Jechtingen, DE;
Martin Urban, Lorrach, DE;
Inventors:
Alexander Muller, Sasbach-Jechtingen, DE;
Martin Urban, Lorrach, DE;
Assignee:
Endress + Hauser GmbH + Co. KG, Maulburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 5/00 (2006.01); H04L 27/04 (2006.01); G08C 19/06 (2006.01); H04B 5/02 (2006.01);
U.S. Cl.
CPC ...
H04B 5/0087 (2013.01); G08C 19/06 (2013.01); H04B 5/0093 (2013.01); H04L 27/04 (2013.01); H04B 5/00 (2013.01); H04B 5/0031 (2013.01); H04B 5/0037 (2013.01); H04B 5/0043 (2013.01); H04B 5/0062 (2013.01); H04B 5/0075 (2013.01); H04B 5/0081 (2013.01); H04B 5/02 (2013.01);
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.