Trailer reverse assist control
AssigneeGM Global Technology Operations LLC
InventorDaniel F. Witting
Life of this patent
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Abstract
A trailer reverse assist system for a vehicle coupled to a trailer is provided. The trailer reverse assist system includes a park assist controller configured to receive a distance input from at least one rear distance sensor. The park assist controller is configured to determine a pitch angle of the trailer relative to the vehicle based on the distance input. An electronic power steering system is coupled to the park assist controller. The electronic power steering system is configured to adjust a hand wheel angle of the vehicle based on the pitch angle of the trailer.
Claims20
A trailer reverse assist system for a vehicle coupled to a trailer, the trailer reverse assist system comprising:
- a park assist controller configured to receive a distance input from at least one rear distance sensor, the park assist controller configured to determine a pitch angle of the trailer relative to the vehicle based on the distance input;
- and
- an electronic power steering system coupled to the park assist controller, the electronic power steering system configured to adjust a hand wheel angle of the vehicle based on the pitch angle of the trailer.
A method for trailer reverse assist for a vehicle coupled to a trailer, the method comprising:
- receiving, at a park assist controller, a distance input from at least one rear distance sensor;
- determining, by the park assist controller, a pitch angle of the trailer relative to the vehicle based on the distance input;
- providing the pitch angle of the trailer and a hand wheel angle of the vehicle to an electronic power steering system;
- and
- adjusting, by the electronic power steering system, the hand wheel angle of the vehicle based on the pitch angle of the trailer.
Dependencies are inferred from the claim text.