Driver assistance system
AssigneesHyundai Motor Company, Kia Corporation
InventorsDong Hyeon Woo, Kyeong Keun Kim, Min Kyu Han, Da Som Yang
Life of this patent
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Abstract
A driver assistance system for vehicles, which is capable of preventing driver carelessness from causing a vehicle accident when a vehicle stops while traveling, includes a vehicle sensor unit configured to detect driver state data, a driver assistance unit operated to assist a driver when driver carelessness about vehicle driving is detected when a vehicle stops while traveling, and a control unit configured to identify whether the driver is careless based on the driver state data when the vehicle stops while traveling, and to operate the driver assistance unit when the driver carelessness is detected, preventing the vehicle from driving.
Claims18
A driver assistance system for a vehicle, the driver assistance system comprising:
- a vehicle sensor unit configured to detect driver state data;
- a driver assistance unit operated to assist a driver when driver carelessness about vehicle driving is detected when the vehicle stops while traveling;
- and
- a control unit configured to identify whether the driver is careless based on the driver state data when the vehicle stops while traveling, and to operate the driver assistance unit when the driver carelessness is detected, preventing the vehicle from driving,
- wherein the control unit is further configured to classify the driver carelessness into a plurality of levels according to the driver state data, and
- wherein the vehicle sensor unit includes:
- a driver gaze sensor configured to detect a gaze of the driver;
- a driver seat hydraulic pressure sensor configured to detect a seat hydraulic pressure of a driver seat;
- and
- a brake pedal sensor configured to detect a pedal depression amount of a brake pedal.
A method of controlling a driver assistance system of a vehicle, the method comprising:
- determining, by a control unit of the driver assistance system, whether the vehicle stops while traveling, based on whether a brake pedal of the vehicle is operated and a speed of the vehicle;
- determining, by the control unit, a driver carelessness level based on driver state data detected by a vehicle sensor, when the control unit concludes that the vehicle stops;
- and
- determining, by the control unit, the driver carelessness level according to driver carelessness, and then operating the driver assistance unit of the driver assistance system according to the determined driver carelessness level,
- wherein the control unit is configured to classify the driver carelessness into a plurality of levels according to the driver state data, and
- wherein the vehicle sensor unit includes:
- a driver gaze sensor configured to detect a gaze of the driver;
- a driver seat hydraulic pressure sensor configured to detect a seat hydraulic pressure of a driver seat;
- and
- a brake pedal sensor configured to detect a pedal depression amount of a brake pedal.
Dependencies are inferred from the claim text.