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:
Jan. 21, 2025
Filed:
Jul. 15, 2022
Applicant:
Lem International SA, Meyrin, CH;
Inventors:
Assignee:
LEM International SA, Meyrin, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 15/18 (2006.01); G01R 19/00 (2006.01);
U.S. Cl.
CPC ...
G01R 15/183 (2013.01); G01R 19/0038 (2013.01);
Abstract
Fluxgate current transducer including a control circuit and a fluxgate device comprising a saturable soft magnetic core surrounded by an excitation coil, the control circuit comprising an excitation coil drive circuit connected to the excitation coil configured to generate an alternating magnetic field to alternatingly saturate the soft magnetic core. The excitation coil comprises a first winding and a second winding connected together at a common point forming an input of the first winding and an output of the second winding, the first winding connected in series to a first switch (S) and the second winding connected in series to a second switch (S).