Controller and method for detecting vehicle pull
First Claim
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1. A controller for a vehicle braking system of a vehicle comprising:
- a yaw rate input for receiving a yaw rate signal indicative of a yaw rate of the vehicle;
a stability input for receiving a stability signal from a sensor of the vehicle;
a deceleration input for receiving a deceleration signal indicative of an automated deceleration request;
a brake output for transmitting a brake control signal; and
control logic capable of;
transmitting the brake control signal in response to the deceleration signal; and
determining a vehicle pull is occurring during the transmission of the brake control signal based on the stability signal and the yaw rate signal.
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Abstract
Various embodiments of a controller for a vehicle braking system capable of determining vehicle pull during automated braking, are disclosed. The controller comprises a yaw rate input for receiving a yaw rate signal indicative of a yaw rate of the vehicle; a stability input for receiving a stability signal from a stability sensor of the vehicle; a deceleration input for receiving a deceleration signal indicative of an automated deceleration request and a brake output for transmitting a brake control signal. The controller includes control logic to determine vehicle pull based on the yaw rate signal and the stability signal.
10 Citations
25 Claims
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1. A controller for a vehicle braking system of a vehicle comprising:
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a yaw rate input for receiving a yaw rate signal indicative of a yaw rate of the vehicle; a stability input for receiving a stability signal from a sensor of the vehicle; a deceleration input for receiving a deceleration signal indicative of an automated deceleration request; a brake output for transmitting a brake control signal; and control logic capable of; transmitting the brake control signal in response to the deceleration signal; and determining a vehicle pull is occurring during the transmission of the brake control signal based on the stability signal and the yaw rate signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A controller for determining vehicle pull of a vehicle comprising:
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a yaw rate input for receiving a yaw rate signal; a stability input for receiving a stability signal from a vehicle sensor, a deceleration input for receiving a deceleration signal; a brake control output for transmitting a brake control signal in response to the deceleration signal; means for determining a vehicle pull is occurring during the transmission of the brake control signal, wherein the vehicle pull determination is based on the stability signal and the yaw rate signal; means for determining an accumulated difference; means for determining a derivative difference; and means for suspending the transmission of the brake control signal based on the accumulated difference being greater than a first predetermined threshold and the derivative difference being greater than a second predetermined threshold. - View Dependent Claims (14, 15)
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16. A controller for a vehicle braking system of a vehicle comprising:
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a yaw rate input that receives a yaw rate signal indicative of a yaw rate of the vehicle; a stability input that receives a stability signal from a sensor of the vehicle; a deceleration input that receives a deceleration signal indicative of an automated deceleration request; a brake output that transmits a brake control signal; and control logic, wherein the control logic; receives a deceleration signal; initiates automated braking in response to the deceleration signal; determines a reference yaw rate of the vehicle based on the stability signal; and determines a vehicle pull is occurring during automated braking based on the reference yaw rate and the yaw rate signal.
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17. A method for detecting vehicle pull during automated braking of a vehicle comprising:
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receiving a deceleration signal; initiating automated braking in response to the deceleration signal; receiving a signal indicative of a yaw rate of the vehicle; receiving a stability signal from a sensor of the vehicle; determining a reference yaw rate of the vehicle based on the stability signal; determining a vehicle pull is occurring during automated braking based on the reference yaw rate and the yaw rate signal. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25)
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Specification