Patent ID: 8346941

Claim:
A method for signaling a connection request between data processing devices, the method comprising: transmitting a connection call from a server to data terminals via a first unidirectional radio network by broadcast via a broadcast transmitter; and calling at least one data terminal to use a second bidirectional mobile network to set up a connection between the server and the at least one data terminal suitable for transmitting the data, wherein a unidirectional connection call is routed in a different path than a path of a bidirectional direct connection between the server and the at least one data terminal, wherein the second bidirectional mobile network for transmitting the data is set UP via a radio network which is a mobile communications network, wherein a direct connection is set up from the data terminal to a server, which makes the data available, and wherein the broadcasting system is contacted by a push initiator via a public protocol converter which is a push proxy gateway.