Patent ID: 6021327
Filing Date: 2000-02-01
Classification: H04W

Abstract:
A wireless communication system for communicating with a plurality of mobile terminals comprising:at least one mobile switching center;at least one base station communicatively coupled with each mobile switching center, each base station providing wireless communications within at least one respective cell, each of the plurality of mobile terminals communicating through a corresponding base station and corresponding mobile switching center when resident within a cell;a visitor location register corresponding to one of the mobile switching centers; anda visitor location register manager that downloads, from a home location register, subscriber information for a plurality of mobile terminals active within corresponding cells, that stores the subscriber information as visitor location register records in the visitor location register, that organizes the visitor location register records based upon a prioritization of the visitor location register records, and that periodically deletes a first plurality of visitor location register records that have a lower priority than a second plurality of visitor location records, the second plurality of visitor location records not deleted from the visitor location register.