A method, apparatus, and application server for dynamically allocating an application server
within an IP Multimedia Subsystem (IMS). A Serving Call/Session Control Function (S …

A method for locating subscriber data in an IP multimedia Subsystem is provided. According
to an advan tageous embodiment of the present disclosure, the method includes receiving a …

The present invention provides a new communication mechanism between the UE and the
GGSN pertaining to Resource Reservation Protocol (RSVP) signaling, and coordinates and …

An IP multimedia gateway (IMG) determines device capabilities and proposed service
priority profiles of communicatively coupled client devices. The determined device …

A method for realizing an lntemet protocol (1P) multimedia subsystem (IMS) disaster
tolerance includes the steps as fol lows. An S-CSCF receives a user registration, and backs …

A method for registering a User Equipment, UE, with low access priority in an Internet
Protocol based Multimedia Subsystem, IMS, network said method comprising the steps of …

An IP multimedia subsystem (IMS) network includes a plu rality of network elements that are
interconnected for directly or indirectly communicating with one another. One of the network …

Wireless standards (Third Generation Partnership Program 3GPP and 3GPP2Voice Call
Continuity VCCI) are explor ing mechanisms to allow VCC users to move between Cir cuit …

Abstract A User Equipment (UE) and IP Multimedia Subsystem (IMS) network node for
indicating the IMS services and IMS applications to which a Session Initiation Protocol (SIP) …

The implementation of a multimedia service Such as Voice over Internet Protocol (VoIP) may
provide both capital and operations savings to service providers (SPs) by enabling …