Patent ID: 6445920
Filing Date: 2002-09-03
Classification: H04W

Abstract:
A mobile-radio network (MRN) comprisingat least one base station (BS), a plurality of mobile subscriber radio terminals, each including an authorization card containing subscriber-identifying data (IMSI); a facility (MSC) connected therewith for controlling establishment and release of calls between mobile subscribers (MS1, MS2, MS3, MSX) assigned to the coverage area of the at least one base station (BS), and a data base (HLR) connected to the facility (MSC), wherein the facility is a mobile switching center (MSC); the data base (HLR) contains, for each of said mobile subscribers (MS1, MS2, MS3, MSX), a first subscriber data set (DS) having a first logic data set (LDS) associated therewith for registering said mobile subscribers as subscribers of the mobile-radio network (MRN), the subscriber data set (DS) for at least some of said mobile subscribers (MS1, MS2, MS3) has a second logic data set (LDS-VN) associated therewith for registering said at least some of said mobile subscribers as subscribers of a virtual private network (VN) having access to additional services not available to mobile subscribers not designated as virtual private network subscribers; the data base is a home location register (HLR) which administers the mobile subscribers both as subscribers of the mobile radio network (MRN) and as subscribers of the virtual private network, based upon said subscriber-identifying data, whereby a subscriber can transfer said subscriber-identifying data by removing said authorization card from a first terminal and inserting said authorization card into a second terminal.