Directional pickup system of on -vehicle ultrasonic wave

The utility model provides a directional pickup system of on -vehicle ultrasonic wave has solved the interior noisy driving safety's of influence of sound of car problem among the prior art. This directional pickup system of on -vehicle ultrasonic wave includes the ultrasonic wave stereo set, and its number is four and installs the driving position department in the car respectively, the master control power, it sets up in main driving position department for the driver is to four the ultrasonic wave stereo set single control carries out, auxiliary electrical power source, its number is threeand installs respectively and take position department in vice driving position and back row for the personnel that take carry out single control to the ultrasonic wave stereo set that corresponds, external device, one -to -one between external device and the ultrasonic wave stereo set, be used for with data transmission carries out between the ultrasonic wave stereo set. The utility model discloses a directional pickup s