Patent ID: 7120436
Filing Date: 2006-10-10
Classification: H04W

Abstract:
1. A method for updating a home-zone list in a subscriber database according to a change in a cell configuration in a cellular mobile telecommunication system equipped with a home-zone service center for defining a region with differential charges as a home-zone and controlling home-zone services, the method comprising the steps of: determining at least one base station with system parameters being modified in response to a change in cell configuration; selecting at least one subscriber being under the influence of changes in said base station; generating a home-zone list including at least one home-zone base station providing a home-zone service to every selected subscriber; and updating a database of the subscriber based on the generated home-zone list, said base station with base station system parameter going through a modification due to the change in the cell configuration, being selected from a group consisting essentially of at least one of a base station under expansion or moving, neighbor base stations of the base station under expansion or moving, and neighbor base stations of a base station being dismantled.