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:
May. 16, 2017

Filed:

Feb. 11, 2016
Applicant:

Melexis Technologies NV, Tessenderlo, BE;

Inventors:

Rumen Peev, Sofia, BG;

Stoyan Gaydov, Sofia, BG;

Klaus Wilczek, Werne, DE;

Assignee:

MELEXIS TECHNOLOGIES NV, Tessenderlo, BE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 17/00 (2006.01); G07C 5/08 (2006.01); G01D 3/08 (2006.01);
U.S. Cl.
CPC ...
G07C 5/0808 (2013.01); G01D 3/08 (2013.01);
Abstract

A sensor integrated circuit comprising a controller and a diagnostic module in communication with the controller. The controller is configured for providing a diagnostic reporting signal being a periodic superposition signal on a sensing output of the sensor integrated circuit and/or on a supply current of the sensor integrated circuit. The periodic superposition signal has periodic pulses with a predetermined fixed pulse duration and a predetermined periodicity. The controller furthermore is configured for altering the predetermined periodicity or predetermined fixed pulse duration of the periodic superposition signal upon a fault detection in the diagnostic module communicated to the controller.


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