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:
Aug. 01, 2017

Filed:

May. 04, 2015
Applicants:

Benoit Alcouffe, Tournefeuille, FR;

Sebastien Abaziou, Toulouse, FR;

Inventors:

Benoit Alcouffe, Tournefeuille, FR;

Sebastien Abaziou, Toulouse, FR;

Assignee:

NXP USA, Inc., Austin, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01); G01P 3/488 (2006.01); G01R 31/02 (2006.01); G01R 31/28 (2006.01);
U.S. Cl.
CPC ...
G01R 31/007 (2013.01); G01P 3/488 (2013.01); G01R 31/025 (2013.01); G01R 31/2829 (2013.01);
Abstract

A sensor circuit includes at least one signal processing circuit connectable to at least one sensor operable on a channel and configured to receive and process a periodic sensor signal therefrom the sensor circuit further includes a switching device coupled between the signal processing circuit and the at least one sensor, at least one switch coupled to the switching device and a controller connected to the at least one switch and to an output of the signal processing circuit. The controller is operable to re-configure the switching device via control of the switch and determine whether a short condition exists on the at least one sensor or channel based on the output from the signal processing circuit.


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