Patent ID: 6978313
Filing Date: 2005-12-20
Classification: H04Q

Abstract:
1. A method for delivering data from a service application to a subscriber device by means of a Public Switched Telephone Network (PSTN) comprising an originating node and a terminating node, wherein the service application interfaces the PSTN through the originating node and the subscriber device interfaces the PSTN through the terminating the PSTN has no embedded knowledge of the service application, and without establishing a call, said method comprising the steps of: creating a request message at the service application wherein the request message comprises the data and data delivery instructions; transporting the request message from the central server to the PSTN over the originating node-service application interface; routing the request message from the originating node to the terminating node via a Transaction Capabilities Application Part (TCAP) message without said originating and terminating nodes examining the data or requiring knowledge of the data; transporting the data from the terminating node to the subscriber device over the terminating node-subscriber device interface based on the data delivery instructions; defining a response message at the terminating node wherein the response message comprises status data indicating the status of the delivery of the data to the subscriber device; and routing the response message from the terminating node to the service application.