The present invention relates to a driver drowsiness detection and alerting system comprising a plurality of marks in ring configuration around an exterior cylindrical surface of a vehicle's steering wheel column assembly, and an optical sensor assembly near the plurality of marks for detecting movement of the marks, the optical sensor assembly connected to a means for alerting the driver if the steering wheel does not move for a prescribed time period while the motor vehicle is moving, characterized in that the optical sensor assembly comprises a optical detector and a light emitter adjacent to each other. Additionally, the present invention relates to a kit of parts for such driver drowsiness detection and alerting system.
A driver drowsiness detection and alerting system
2016-07-14
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B62D MOTOR VEHICLES , Motorfahrzeuge / G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE , Anzeigen oder Aufzeichnen in Verbindung mit Messen allgemein / G08B SIGNALLING OR CALLING SYSTEMS , Signalisier- oder Rufsysteme |
IEEE | 2020
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