According to the present invention there is provided a method of ensuring that all AF
sessions for an IP-CAN session reach the same PCRF when more than one PCRF is …

The present invention faces the issue of racing conditions occurring during the
establishment of an IP-CAN session in PCC architecture and a TDF session between a …

The present invention discloses a method for selecting a policy and charging rules function
server in a non-roaming scenario to achieve that the PCC policies for each IP-CAN session …

The present invention aims to provide devices for determining to terminate a charging
session and Systems thereof. A session termination decision device receives a decision …

An IMS registration and session initiation is disclosed for a user equipment (UE). The UE
has a subscription identifier comprising an IMSI and/or MSISDN. A PDN-GW establishes …

3 scriber plus the requested bandwidth is less than the QCI limit; and responsive to the
determining step, provision authorized QoS per QCI as the QCI limit. Another aspect of the …

The present invention provides a method and system for transmitting a bearer control mode
in a roaming scenario. The method includes: a home Policy and Charging Rules Function …

This disclosure discloses a method, an apparatus and a system for selecting a Policy and
Charging Rules Function (PCRF) entity. The method comprises: when an IP Connectivity …

(57) ABSTRACT A method for obtaining IP-CAN session policy control infor mation is
applicable to a scenario where the access gateway does not process an IP-CAN session …

A method of delivering data to user terminals connected to an Internet Protocol Connectivity
Access Network, IP-CAN, wherein the IP-CAN implements a Policy and Charging Control …