Vodafone Holding Gmbh

Ing Yang Lu

Jürgen Caldenhoven

Thomas Lang

The invention describes a methods of enabling and performing location-based services especially geomessaging. The invention describes in detail a flexible combination of multicast Internet protocol addresses and area codes in order to generate geomessaging Internet protocol addresses. The geomessaging Internet protocol address enables to receive by means of a mobile communication device () according to the invention geomessages and to submit the geomessages by means of the geomessaging network entity () according to the invention. No signaling between the mobile communication device () and the network or any service provider within the network is necessary to specify the current location of the mobile communication device. Furthermore, there is no need for a geomessaging message provider to know which mobile communication device is currently located within a specific first area.

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Düsseldorf, Germany

Ing Yang Lu