Patent ID: 9609505
Date: 2017-03-28
CPC Classifications: H04L,H04W

Claim:
1. A method for processing unstructured supplementary service data (USSD) service, wherein the method is executed in an application server, the method comprising: sending an invite message to a mobile terminal on a voice over Long Term Evolution network when the application server determines that the mobile terminal supports USSD operations over IP multimedia core network subsystem, wherein the invite message comprises an identifier of a USSD service; receiving an invite response from the mobile terminal, wherein the invite response carries reply information entered by a subscriber and the identifier of the USSD service; generating, according to the reply information, a message that requests to execute the USSD service, wherein the message that requests to execute the USSD service carries the identifier of the USSD service; and sending the message that requests to execute the USSD service to a subscriber data server for requesting the subscriber data server to process the USSD service; wherein before the application server determines that the mobile terminal supports USSD operations over IP multimedia core network subsystem, the method further comprises: