Patent ID: 7593722

Claim:
A method for gathering location information of a mobile node from a first wireless network to determine whether to anchor a communication session in a second wireless network, the method comprising: receiving location information from the first wireless network as the mobile node moves through one or more service areas of the first wireless network; determining whether a triggering event occurs; and if the triggering event occurs, storing the location information to determine whether to anchor a session in the second wireless network; determining whether the mobile node initiates a communication session in the first wireless network; if the mobile node initiates a communication session in the first wireless network: receiving a current location of the mobile node in the first wireless network; retrieving prediction information generated from location information previously gathered as the mobile node moves through the one or more service areas in the first wireless network; and determining, during initiation of the communication session in the first wireless network, whether to anchor the communication session in the second wireless network, wherein the determination is according to the prediction information; wherein the communication session is anchored in the second wireless network during initiation of the communication session in the first wireless network.