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:
Jan. 05, 2021

Filed:

Apr. 03, 2018
Applicants:

Robert Bosch Gmbh, Stuttgart, DE;

Max-planck-gesellschaft Zur Förderung Der Wissenschaften E.v., Munich, DE;

Inventors:

Andreas Doerr, Stuttgart, DE;

Sebastian Trimpe, Tübingen, DE;

Duy Nguyen-Tuong, Calw, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05B 19/4155 (2006.01);
U.S. Cl.
CPC ...
G05B 19/4155 (2013.01); G05B 2219/42018 (2013.01);
Abstract

A method for devising an optimum control policy of a controller for controlling a system includes optimizing at least one parameter that characterizes the control policy. A Gaussian process model is used to model expected dynamics of the system. The optimization optimizes a cost function which depends on the control policy and the Gaussian process model with respect to the at least one parameter. The optimization is carried out by evaluating at least one gradient of the cost function with respect to the at least one parameter. For an evaluation of the cost function a temporal evolution of a state of the system is computed using the control policy and the Gaussian process model. The cost function depends on an evaluation of an expectation value of a cost function under a probability density of an augmented state at time steps.


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