Patent ID: 7054642
Filing Date: 2006-05-30
Classification: H04L,H04M,H04W

Abstract:
1. A cellular device for placing and receiving telephone calls from a predetermined and fixed geographic area, comprising: a memory including a set of permissible cell site identifiers; a baseband processor including operability to handoff to any cell site that corresponds to any of the permissible cell site identifiers; and a transmitter for sending an originating cell site identifier to a switching center in response to a user's attempt to place a telephone call so that the switching center verifies that the originating cell site identifier is in the set of permissible cell site identifiers before the switching center permits the telephone call to be routed to its intended recipient; wherein the set of permissible cell site identifiers is based on identifying information that includes a physical address associated with the owner of the cellular device.