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:
Sep. 14, 2004
Filed:
Aug. 20, 2001
Applicant:
Inventor:
Claude Bortolussi, Blagnac, FR;
Assignee:
Siemens Automotive S.A., Toulouse, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 3/134 ;
U.S. Cl.
CPC ...
G01R 3/134 ;
Abstract
A device for measuring current in a line supplied by a voltage with noise includes a shunt mounted in series in the line, a floating shunt signal amplifier, a floating supply to supply the floating amplifier with a voltage that follows the supply voltage of the shunt, and a differential amplifier whose inputs are connected, on the one hand, to an input terminal of the shunt, and, on the other hand, to the output of the floating amplifier.