DEVICE AND METHOD FOR ACTIVATING AN ACOUSTIC SIGNAL GENERATOR OF A MOTOR VEHICLE, MOTOR VEHICLE AND ALARM SYSTEM

摘要

The device (100) has a receiver (110) for receiving an activation signal (112) from a remote transmitter. The control unit (120) activates acoustic signal generator (130) of a motor vehicle in response to the activation signal. A mobile unit receives alarm region information signal. The mobile unit and a satellite navigation system determine a position of a motor vehicle. A storage device stores a recent position of the motor vehicle that comprises a radio. The control unit activates the radio based on the activation signal. Independent claims are also included for the following: (1) an alarm system comprising a remote transmitter (2) a method for activating an acoustic signal generator of a motor vehicle (3) a computer program product for activating an acoustic signal generator of a motor vehicle.