Communication system for vehicles

摘要

A radio communication system for a vehicle, which may act as an interrogation unit monitoring for the presence of a valid transponder or may act as a transponder to an external interrogation unit, comprises an aerial (4) incorporated in the circumferential part (1) of the steering wheel of the vehicle and an on-board electronic system (2) mounted in the spokes (3) and/or in the central hub part (5) of the steering wheel. <IMAGE>