Abstract
A method for identification of vehicles (4) for operating a car park or a parking area is proposed in the course of which a vehicle (4) is identified at least by the sound profile emitted by the drive train of the vehicle which comprises a vehicle drive unit in the acoustic wave and/or ultrasonic range in at least one speed range.
Original language | English |
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Patent number | US2017193825 |
IPC | G08G 1/ 16 A I |
Priority date | 30.12.2015 |
Publication status | Published - 6 Jul 2017 |
Externally published | Yes |