Patent ID: 9020497
Filing Date: 2015-04-28
Classification: H04W

Abstract:
1. A method of routing a call to one of a plurality of pieces of user equipment, the plurality of pieces of user equipment being associated to an Unlicensed Mobile Access Global Access Networks (UMA/GAN)-subscriber in a telecommunications network, wherein each user equipment has a corresponding network address and one of the network addresses corresponds to an UMA/GAN mobile user equipment of the plurality of pieces of user equipment, the method comprising a service control entity comprised by the telecommunications network performing the steps of: storing a list associated with the UMA/GAN-subscriber, the list comprising a home area cell identifier representing a cell area overlapping a predetermined home area associated with the UMA/GAN-subscriber; receiving location information relating to a location of the UMA/GAN mobile user equipment; determining whether the UMA/GAN mobile user equipment is located within the home area or outside the home area; wherein the list further comprises a first indicator indicating at least one network address of a first user equipment of the plurality of pieces of user equipment to which the call is to be routed when the UMA/GAN mobile user equipment is determined to be within the home area, and a second indicator indicating at least one network address of a second user equipment of the plurality of pieces of user equipment to which the call is to be routed when the UMA/GAN mobile user equipment is determined to be outside the home area; wherein the first and second indicators are conditional on a UMA/GAN condition, and wherein the first user equipment is distinct from the second user equipment; causing the call to be routed the first user equipment based on the first indicator when the mobile user equipment is determined to be within the home area; causing the call to be routed to the second user equipment based on the second indicator when the mobile user equipment is determined to be outside the home area; and wherein the UMA/GAN-subscriber possesses a UMA client, wherein the first and second indicators are conditional upon the UMA client being active or inactive.