Patent ID: 8626850
Filing Date: 2014-01-07
Classification: H04L,H04W

Abstract:
1. A method for performing interworking between different messaging services in a converged IP Messaging (CPM) service, comprising: upon receiving from an arbitrary terminal a message generated based on a user input, requesting, by a CPM server, a presence server to provide presence information corresponding to a recipient of the message; upon receiving the presence information that is transmitted from the presence server in response to the request, deciding, by the CPM server, whether to perform interworking for the message, based on the presence information, and deciding a type of a messaging service for interworking, based on the presence information, if the CPM server decides to perform interworking; delivering, by the CPM server, the message to an Interworking Function (IWF) according to the decided type of the messaging service; and upon receiving the message, converting, by the IWF, the message according to the decided messaging service and transmitting the converted message to the recipient.