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.:
Date of Patent:
Nov. 25, 2008
Filed:
Aug. 22, 2003
Stefan Brosig, Hankensbüttel, DE;
Andreas Apel, Salzgitter, DE;
Stefan Brosig, Hankensbüttel, DE;
Andreas Apel, Salzgitter, DE;
Other;
Abstract
The invention relates to a method for detecting the attention level of a vehicle operator, wherein a steering performance of the vehicle operator is monitored, as well as to a device () for detecting the attention level of a vehicle operator, with at least one sensor device detecting the steering performance of the vehicle and with a signal measurement and evaluation unit (). According to the method of the invention, a phase relationship between a change of a steering angle (β) of at least one steerable wheel () of the vehicle and a change of the steering wheel angle (α) is evaluated. With the device of the invention, at least one signal () corresponding to the attention level can be generated, with the signal depending on a phase relationship between a steering angle (β) of at least one steerable wheel () of the vehicle and a steering wheel angle (α).