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. 14, 2023

Filed:

Mar. 18, 2021
Applicant:

Nxp Usa, Inc., Austin, TX (US);

Inventors:

Erik Santiago, La Tour du Crieu, FR;

Jean-Christophe Patrick Rince, Roques, FR;

Antoine Fabien Dubois, Austin, TX (US);

Maxime Clairet, Labastidette, FR;

Jean-Philippe Meunier, Ayguesvives, FR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 5/00 (2006.01); B60L 15/20 (2006.01); H02P 27/06 (2006.01);
U.S. Cl.
CPC ...
B60L 15/20 (2013.01); H02P 27/06 (2013.01);
Abstract

A dynamic safe state control circuit is disclosed that controls an electrical motor based on vehicle speed. A microcontroller or other processing device is configured to control an inverter system of an electrical motor. The dynamic safe state control circuit is configured to receive a first signal that corresponds to a speed of the electric motor. The circuit is configured to activate any one of a plurality of safe states in the inverter system based on the first signal and in response to a malfunction in the microcontroller.


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