LIFE INFORMATION SERVICE THAT USES A RING BACK TONE AT TELEPHONE NETWORKS, PARTICULARLY FOR SECURING AN ADVERTISEMENT PROXY PROFIT EXCEPT COMMUNICATION INCOME

摘要

PURPOSE: A life information service that uses a ring back tone at telephone networks is provided to be supplied to a user at a desirable time and a low cost.;CONSTITUTION: An SSP(Service Switching Point) of an originating exchange side tries call connection to a receiving side(2), and an SCP(Service Control Point) is connected to an application service through API(5). The SSP tries the call connection to a corresponding IP(7), and the SCP requests from the IP an advertisement sound source or life information sound source(9). The SSP connects a communication channel(15). If the call is release, the corresponding service is terminated.;COPYRIGHT KIPO 2011