Patent · US Active

Method and control unit for detecting drowsiness of a driver for a driver assistance system for a vehicle

US11292478B2 · kind B2 · utility

0Cited by

2References

13Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Benedikt Stiller · Cleebronn, DE
Stefan Hoefle · Karlsruhe, DE
Valentin Loeffelmann · Dielheim, DE

Key dates

Filing date	Apr 3, 2020
Grant date	Apr 5, 2022
Priority date	—
Expiry date	Jul 24, 2040

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60W2552/05
WIPO fieldTransport
WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.