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:
Apr. 05, 2022

Filed:

Apr. 03, 2020
Applicant:

Robert Bosch Gmbh, Stuttgart, DE;

Inventors:

Benedikt Stiller, Cleebronn, DE;

Stefan Hoefle, Gemmingen, DE;

Valentin Loeffelmann, Dielheim, DE;

Assignee:

Robert Bosch GmbH, Stuttgart, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60W 40/08 (2012.01); G08B 21/06 (2006.01);
U.S. Cl.
CPC ...
B60W 40/08 (2013.01); G08B 21/06 (2013.01); B60W 2520/10 (2013.01); B60W 2540/223 (2020.02); B60W 2540/229 (2020.02); B60W 2540/30 (2013.01); B60W 2552/05 (2020.02);
Abstract

A method for detecting drowsiness of a driver for a driver assistance system of a vehicle includes reading in at least a first indicator signal that represents a first drowsiness parameter of the driver determined by a first drowsiness-detection device of the vehicle, and a second indicator signal that represents a second drowsiness parameter of the driver determined by a second drowsiness-detection device of the vehicle, and optionally a third indicator signal that represents a third drowsiness parameter of the driver determined by a third drowsiness-detection device of the vehicle; ascertaining validities of the indicator signals; and determining a drowsiness signal that represents the detected drowsiness of the driver utilizing the indicator signals and the validities.


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