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:
Feb. 19, 2019

Filed:

Aug. 29, 2017
Applicant:

Ams Ag, Premstätten, AT;

Inventors:

Thomas Fröhlich, Ottikon, CH;

Matthias Steiner, Seiersberg, AT;

Assignee:

ams AG, , AT;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F 3/187 (2006.01); H03F 3/04 (2006.01); H03F 1/34 (2006.01);
U.S. Cl.
CPC ...
H03F 3/187 (2013.01); H03F 1/34 (2013.01); H03F 3/04 (2013.01); H03F 2200/126 (2013.01); H03F 2200/129 (2013.01); H03F 2200/213 (2013.01); H04R 2430/01 (2013.01);
Abstract

A sensor amplifier arrangement includes an amplifier having a signal input to receive a sensor signal and a signal output, and a feedback path that couples the signal output to the signal input, wherein the feedback path includes an anti-parallel circuit of diodes, and a voltage divider including a first and a second divider resistor and a voltage divider tap between the first and the second divider resistor, wherein the voltage divider couples the signal output to a reference potential terminal, and the voltage divider tap is coupled to the anti-parallel circuit of diodes and the anti-parallel circuit of diodes is coupled to the signal input.


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