Patent ID: 7024198
Filing Date: 2006-04-04
Classification: H04M,H04W

Abstract:
1. A method for expediting a signal when a communication participant is not available at a subscriber station of a first subnetwork associated with a communication network, following arrival of a call, destined for the respective subscriber station, to a defined station of a second subnetwork associated with the communication network, which is linked to the respective first subnetwork via at least one transition device and wherein communication links from and to a mobile radio device associated with the respective communication participant are established as radio links, comprising: establishing a defined information service, in a server associated with the second subnetwork, that is configured for activation in response to call signal redirection from the first subnetwork to the respective server; storing, in the first subnetwork, redirection information about the subscriber station of the first subnetwork to which the respective server is assigned for call signal redirection; using the redirection information to redirect call signal information from a calling subscriber station to the subscriber station of the first subnetwork as a subscriber station to be called, then to the server of the second subnetwork, if the call is not accepted at the subscriber station to be called; and transmitting a short message signal comprising at least the subscriber number of the calling subscriber station from the respective server to the respective defined station.