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:
Oct. 25, 2016

Filed:

Dec. 06, 2012
Applicant:

Microchip Technology German Ii Gmbh & Co. KG, Gilching, DE;

Inventors:

Artem Ivanov, Landshut, DE;

Ce Zhang, Munich, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/26 (2006.01); G01D 5/241 (2006.01); G06F 3/01 (2006.01); G01D 5/24 (2006.01); H03K 17/955 (2006.01); H03K 17/96 (2006.01);
U.S. Cl.
CPC ...
G01R 27/2605 (2013.01); G01D 5/24 (2013.01); G01D 5/241 (2013.01); G06F 3/016 (2013.01); H03K 17/955 (2013.01); H03K 17/962 (2013.01); H03K 17/9622 (2013.01);
Abstract

A sensor system has a first sensor device and a second capacitive sensor device for detecting a movement of the object relative to a detection surface, wherein the sensor system is configured to be operated in a first mode of operation and in a second mode of operation, wherein the sensor system is configured to be switched over from the first mode of operation into the second mode of operation, wherein the second capacitive sensor device has a number of second sensor electrodes, and wherein in the sensor system at least in the second mode of operation at least one signal path connectable with a predetermined fixed electric potential is provided, which is parallel to a parasitic capacitance of the first sensor device.


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