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:
Sep. 08, 2020

Filed:

Jun. 11, 2019
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Christoph Steiner, St. Margarethen, AT;

Stephan Gerhard Albert, Munich, DE;

Franz Michael Darrer, Graz, AT;

Marcus Edward Hennecke, Graz, AT;

Hendrikus Van Lierop, Bj Weert, NL;

Thomas Thurner, Graz, AT;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/14 (2006.01); G02B 26/10 (2006.01); H03B 5/30 (2006.01); G02B 26/08 (2006.01); G01R 27/26 (2006.01);
U.S. Cl.
CPC ...
G02B 26/0841 (2013.01); G01L 1/14 (2013.01); G01R 27/2605 (2013.01); G02B 26/101 (2013.01); H03B 5/30 (2013.01);
Abstract

A device is provided for detecting and/or regulating an amplitude of an oscillation of an oscillatory body about an oscillation axis, wherein a change in a capacitance between at least one electrode of the oscillatory body and a stationary electrode takes place during the oscillation of the oscillatory body. The device comprises a detection circuit for detecting a signal representing a measure of the change in capacitance; and an evaluation circuit for determining information from the signal, wherein the evaluation circuit is designed to calculate the amplitude of the oscillation of the oscillatory body from the determined information and an ascertained period of the oscillation of the oscillatory body and/or to regulate the amplitude of the oscillation of the oscillatory body using the determined information and the ascertained period of the oscillation of the oscillatory body.


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