Radio beacon signal of anti - collision, autonomous, portable a fraction automatically in the case of shock, 2004.

摘要

The radio beacon is fitted to the roof of a motor vehicle and has an impact detector (11) which automatically activates an FM transmitter (14) that sweeps the entire FM spectrum. The beacon can be removed and manually positioned. The alarm signal will be detected by all active car radios in the vicinity of the collision. Alternatively the beacon can include its own receiver.