Patent ID: 6256300
Filing Date: 2001-07-03
Classification: H04L,H04W

Abstract:
A method for use in a network node of a packet-based multiaccess communications system for substantially ensuring continuity of an existing connection between a first mobile user station and a second mobile user station, the system including a plurality of network nodes, comprising the steps of:identifying the network node as an anchor for the first station, the network node having an address which includes an identifier, the first station having an address being a combination of the identifier of the network node and an identifier of the first station; andreceiving at least a packet from the second station during the existing connection containing the address of the first station such that the network node directs the packet to the first station via another network node which the first station has established communication with in association with a handoff, and wherein any network node in the communications system is not required to obtain additional address information to direct the packet to the first station.