Patent ID: 7697508
Filing Date: 2010-04-13
Classification: H04L,H04W

Abstract:
1. A system for handling mobile devices in a wireless communications network, the system comprising: a mobile node communicatively linked to the wireless communications network, wherein the mobile node has a corresponding geographical current state and one or more predicted geographical future states; at least one foreign agent identified for each of the geographical future states; at least one ghost mobile node associated with the mobile node, wherein said ghost mobile node can announce to said foreign agent the presence of said ghost mobile node; a ghost-foreign agent associated with said foreign agent, wherein said ghost foreign agent can announce to said mobile node or said ghost mobile node associated with the mobile node, the presence of said ghost foreign agent; means for registering said ghost mobile node or mobile node with the associated ghost foreign agent or foreign agent, while the mobile node remains in the geographical current state; and means for linking the mobile node with a foreign agent associated with said ghost foreign agent when the mobile node enters a respective geographical future state associated with said foreign agent.