Abstract: A system for charging vehicle batteries has a number of charge devices, each arranged in an associated vehicle for charging a battery of the respective vehicle. The charge devices determine a charge profile for the associated battery and to transmit it to a charge management unit. The charge management unit references the transmitted charge profiles to determine a power distribution to the charge devices.

Abstract: A method and an arrangement for data communication between a service provider and a vehicle having an electric drive are provided. A communication connection can be established between the vehicle and the service provider via a first wireless connection. When the vehicle is connected to a charging station via a charging connection for charging an accumulator provided in the vehicle, a further communication connection is established between the vehicle and the service provider via the charging station.

Abstract: A telematics service in a motor vehicle is provided by a mobile radio link between a telematics controller in the motor vehicle and an external telematics center. The telematics center is provided with data which identifies the motor vehicle from a first database and with data which identifies the mobile radio link from a second database. The the telematics center uses the data that has been provided to produce the authorization automatically.

Abstract: A method providing telematics services for vehicles, by which various aspects of services can be modified. The telematics services are in the form of configurable modules in the vehicle. Different modules can be activated and deactivated individually on the one hand by the customer or else via the service control center, in which case different access hierarchies can be provided. Inputting or editing of parameters for adaptation of the telematics services is carried out in conjunction with the service control center only by reconfiguration or configuration of service modules, and not by means of a software download. The method allows updating telematics services and are modifying to fit the customer throughout the entire life of the vehicle.

Abstract: A telematics service in a motor vehicle is provided by a mobile radio link between a telematics controller in the motor vehicle and an external telematics center. The telematics center is provided with data which identifies the motor vehicle from a first database and with data which identifies the mobile radio link from a second database. The the telematics center uses the data that has been provided to produce the authorization automatically.