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.

Patent No.:

US 9239577 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 19, 2016

Filed:

Dec. 06, 2010
Applicant:

Andras Montvay, Markgroeningen, DE;

Inventor:

Andras Montvay, Markgroeningen, DE;

Assignee:

ROBERT BOSCH GMBH, Stuttgart, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02D 41/22 (2006.01); G05B 23/02 (2006.01); F02D 41/24 (2006.01);
U.S. Cl.
CPC ...
G05B 23/0256 (2013.01); F02D 41/221 (2013.01); F02D 41/2438 (2013.01); F02D 41/2464 (2013.01); F02D 41/2474 (2013.01); F02D 41/2477 (2013.01); F02D 2250/14 (2013.01); Y02T 10/40 (2013.01);
Abstract

A method for checking a function of an actuator or a sensor of a system, having the following steps: controlling the actuator within a time window if at least one state variable of the system is in a predefined operating range; detecting a system response, with the aid of the sensor, within the time window as a response to controlling the actuator; determining a malfunction of the actuator or of the sensor if the system response differs from a setpoint system response that is expected due to controlling the actuator. A further actuator of the system is controlled during the time window in such a way that the at least one state variable of the system remains in the predefined operating range during the time window. Moreover, a corresponding method for calibrating a sensor or an actuator of a system is described.


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Montvay, Andras. (2016). Method and device for carrying out an onboard diagnosis (U.S. Patent No. 9239577). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9239577

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