Patent ID: 7796743

Claim:
A method for obtaining a ring back tone, the method comprising: receiving, by a first Service Control Point (SCP), an intelligent service request triggered by a Service Switching Point (SSP), based on a call of a calling party to a called party; querying for personal ring back tone information of the called party and group ring back tone information of a group to which the called party belongs; obtaining both or a one of the personal ring back tone information and the group ring back tone information; if both of the personal ring back tone information and the group ring back tone information are obtained, selecting as a ring back tone information either the obtained personal ring back tone information or the obtained group ring back tone information according to a preset ring back tone priority, and delivering a connect message comprising the selected ring back tone information to the SSP; and if only one of the personal ring back tone information and the group ring back tone information is obtained, delivering a connect message comprising either the obtained personal ring back tone information or the obtained group ring back tone information to the SSP.