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:
Sep. 27, 2022

Filed:

Nov. 22, 2021
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Andreas Hopf, Stuttgart, DE;

Erik Tonner, Mehring, DE;

Frank Kowol, Knittlingen, DE;

Jens-Holger Barth, Fellbach, DE;

Konrad Groh, Stuttgart, DE;

Matthias Woehrle, Bietigheim-Bissingen, DE;

Mona Meister, Renningen, DE;

Roland Norden, Kornwestheim, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02M 65/00 (2006.01); G06N 3/08 (2006.01);
U.S. Cl.
CPC ...
F02M 65/00 (2013.01); F02M 2200/24 (2013.01); G06N 3/08 (2013.01);
Abstract

A computer-implemented method for ascertaining a closure point in time of an injector of an internal combustion engine using a classifier. The method includes: ascertaining a time series of input signals, each corresponding to a point in time within the time series, and each characterizing a deformation of the injector; ascertaining a plurality of first values using the classifier based on the time series, in each case a first value corresponding to a point in time of the time series, and the first value characterizing a probability that the closure point in time of the injector matches the point in time; ascertaining a plurality of second values, each being a sum of neighboring first values, of a first value and the first value, the second value corresponding to the point in time to which the first value corresponds; ascertaining the closure point in time based on the largest second value.


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