| 摘要 |
A system of determining an impairment level of a vehicle operator and preventing operation of the vehicle in an impaired state and method of using the same that comprises a key portion to initiate the starting of the vehicle, an electrical source to power the system, a random pattern generator, a display, a user input to allow the user to attempt to replicate the generated random pattern, a processor that compares data from the user input to the generated random pattern to determine if the input sufficiently matches the generated random pattern, and an access preventing feature disabling the key portion from starting the vehicle unless the processor determines the user input sufficiently matches the generated random pattern.
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