Patent ID: 8588772
Filing Date: 2013-11-19
Classification: H04W

Abstract:
1. A method for delivering a mobile terminated call from a calling user equipment (UE) to a called UE over a wireless network, said method comprising the steps of: receiving a provide roaming number (PRN) message from a home location register (HLR) associated with the called UE when the mobile terminated call is originated, said PRN message comprising at least a calling UE identification; sending a paging request to a mobility management entity (MME) said paging request causing said MME to start paging the called UE; receiving a SGs (MSC-MME interfaces) service request message from the MME indicating the called UE is in EMM-connected (Evolved Packet System (EPS) Mobility Management) mode; and sending a mobile station roaming number (MSRN) to the HLR in a PRN acknowledge (PRN Ack) message before receiving a response to the paging request from the called UE.