Patent ID: 8676203

Claim:
User equipment for a mobile communication network comprising: means for receiving a first message from a current active mobile communication network while a call is in progress, said first message including a first list of a plurality of network identifiers corresponding to a plurality of available networks for a potential handover, the plurality of available networks are determined by the current active mobile communication network by scanning an area for all available networks within the area, the first list being received from the current active mobile communication network based on a determined signal level of a signal transmitted by the user equipment; means for comparing the first list with a second list which includes at least a network identifier and is stored in the user equipment; means for selecting one network of the plurality of available networks to which the user equipment hands over based on the comparing the first list and the second list; means for storing the first list; and means for receiving a second message specifying deletion of network identifiers in the stored first list wherein said current active communication network signals the plurality of network identifiers corresponding to the plurality of available networks for the potential handover, and said receiving of said first message occurs without said user equipment searching said mobile communication network for available networks, the second message being different from the first message.