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.

Date of Patent:
Dec. 29, 2020

Filed:

Apr. 28, 2017
Applicants:

Universite DE Strasbourg, Strasbourg, FR;

Centre National DE LA Recherche Scientifique Cnrs, Paris, FR;

Inventors:

Vincent Frick, Strasbourg, FR;

Laurent Osberger, Strasbourg, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/45 (2006.01); G01R 33/00 (2006.01); H03F 9/00 (2006.01); H03F 3/393 (2006.01); H03F 15/00 (2006.01);
U.S. Cl.
CPC ...
H03F 3/45183 (2013.01); G01R 33/0029 (2013.01); G01R 33/0088 (2013.01); H03F 3/393 (2013.01); H03F 3/45475 (2013.01); H03F 3/45659 (2013.01); H03F 9/00 (2013.01); H03F 15/00 (2013.01); H03F 2200/129 (2013.01); H03F 2200/372 (2013.01); H03F 2200/375 (2013.01); H03F 2200/411 (2013.01); H03F 2200/75 (2013.01); H03F 2203/45082 (2013.01); H03F 2203/45088 (2013.01); H03F 2203/45116 (2013.01); H03F 2203/45134 (2013.01); H03F 2203/45138 (2013.01); H03F 2203/45188 (2013.01); H03F 2203/45192 (2013.01); H03F 2203/45208 (2013.01); H03F 2203/45226 (2013.01); H03F 2203/45276 (2013.01); H03F 2203/45346 (2013.01); H03F 2203/45361 (2013.01); H03F 2203/45434 (2013.01); H03F 2203/45642 (2013.01); H03F 2203/45656 (2013.01); H03F 2203/45674 (2013.01); H03F 2203/45681 (2013.01); H03F 2203/45684 (2013.01);
Abstract

A magnetic operational amplifier having a differential stage includes a first magnetic field effect transistor MAGFET and a differential signal conditioner, the differential signal conditioner including a load stage, a differential input pair connected to the load stage and a biasing current source connected to the differential input pair; the magnetic field effect transistor MAGFET being connected to the load stage as a second differential input pair and the differential signal conditioner including a second biasing current source connected to the magnetic field effect transistor MAGFET.


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