Systems, methods and computer products for drowsy driver detection and response
First Claim
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1. A method, comprising:
- determining that a vehicle has engaged in a lane violation;
determining a severity of the lane violation;
determining a frequency of lane violations in a time interval T;
determining a drowsy driver condition of the vehicle as a function of the severity of the lane violation and the frequency of lane violations; and
responding to the drowsy driver condition;
wherein determining the drowsy driver condition, comprises, for the time interval T;
calculating lane violation values; and
calculating corresponding severity of lane violation values;
and summing the products of the lane violation values and the severity of lane violation values over the time interval T.
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Abstract
Systems and methods and computer products for drowsy driver detection and response. Exemplary embodiments include systems and methods and computer products for determining that a vehicle has engaged in a lane violation, determining a severity of the lane violation, determining a drowsy driver condition of the vehicle and responding to the drowsy driver condition via onboard warning, corrective actuation, or remote human interventions.
296 Citations
24 Claims
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1. A method, comprising:
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determining that a vehicle has engaged in a lane violation; determining a severity of the lane violation; determining a frequency of lane violations in a time interval T; determining a drowsy driver condition of the vehicle as a function of the severity of the lane violation and the frequency of lane violations; and responding to the drowsy driver condition; wherein determining the drowsy driver condition, comprises, for the time interval T; calculating lane violation values; and calculating corresponding severity of lane violation values; and summing the products of the lane violation values and the severity of lane violation values over the time interval T. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A drowsy driver detection system comprising:
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a computer processor; a computer program product including instructions for causing the computer processor to implement a method, the method comprising; determining that a vehicle has engaged in a lane violation; determining a severity of the lane violation; determining a frequency of lane violations in a time interval T; determining a drowsy driver condition of the vehicle as a function of the severity of the lane violation and frequency of lane violations; and responding to the drowsy driver condition; wherein determining the drowsy driver condition, comprises, for the time interval T; calculating lane violation values; and calculating corresponding severity of lane violation values; and summing the products of the lane violation values and the corresponding severity of lane violation values over the time interval T. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A system, comprising:
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a computer processor; a drowsy driver detection process residing on the processor and having instructions to; determine that a vehicle has engaged in a lane violation; determine a severity of the lane violation; determine a frequency of lane violation in a time interval T; determine a drowsy driver condition of the vehicle as a function of the severity of the lane violation and the frequency of lane violations; and respond to the drowsy driver condition; wherein determining the drowsy driver condition, comprises, for the time interval T; calculating lane violation values; and calculating corresponding severity of lane violation values; and summing the products of the lane violation values and the corresponding severity of lane violation values over the time interval T.
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24. A system comprising:
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a computer processor; a drowsy driver detection process residing on the processor and having instructions to; determine that a vehicle has engaged in lane violation; determine a severity of the lane violation; determine a drowsy driver condition of the vehicle; and respond to the drowsy driver condition; the process further has instructions to determine a drowsy driver index, D, given by;
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Specification