| 摘要 |
FIELD: transport.SUBSTANCE: device for preproduction and generation of vehicle sounds is connected to onboard power supply system to define engine rpm and to convert it into sound signals. Device comprises engine rpm electric pulse detectors and those produced by generator, motor and ignition system, digital signal processor to define current engine rpm and to filter step-wise pulses brought about not by engine rpm, and transmitter of written/imitated or synthesized sound signals in radio receiver/acoustic system of the vehicle. Besides, this device may be provide with memory card reader, liner input for connection of external music players, headset connection jack, transmitter assembled to RDS standard and means to identify vehicle path trajectory.EFFECT: possibility to create realistic effects.10 cl |
