Data transmission device for passenger car, has interface connected to Bluetooth radio transmission device, which connects mobile telephone with communication system by defined protocol that is independent of telephone type and manufacturer

摘要

The device has a programmable semiconductor chip (1), which emulates the existence of a mobile telephone retainer along with the telephone to a device specific interface at a communication system (3). An interface (9) is connected with a Bluetooth radio transmission device (4). The transmission device connects the telephone with the system by a defined protocol that is independent of the manufacturer and the type of the telephone.