Patent ID: 8078166
Filing Date: 2011-12-13
Classification: H04L,H04Q,H04W

Abstract:
1. A Device for controlling access of a terminal, connected to a Circuit Switched (CS) domain of a mobile communication network comprising at least one Mobile Switching Center (MSC), the device to control subscribed services of an IP Multimedia Subsystem (IMS) communication network including a Serving Call Session Control Function (S-CSCF) module, said device coupled to said MSC and to said IMS network, comprising: a Gateway Mobile Switching Center (GMSC) module configured to manage setting up of a call to the terminal; a Media Gateway Controller Function (MGCF) module configured to convert messages from the CS domain into messages according to an IP Multimedia Subsystem (IMS) signaling protocol intended for the S-CSCF module; an Interrogating Call Session Control Function (I-CSCF) module configured to initiate subscriber registration with the S-CSCF module, and a Proxy Call Session Control Function (P-CSCF) module emulator and a user agent (UA