Access control for roaming radio devices

摘要

Methods and systems are provided for supporting roaming wireless devices and roaming wireless groups with access controls. One exemplary method involves obtaining a set of permissions associated with a roaming device from its home radio system, obtaining a set of permissions for the roaming device from the visited radio system, merging the obtained sets of permissions, and responding to a request from the roaming device in accordance with the merged set of permissions for the roaming device within the visited radio system. Another exemplary method involves obtaining permissions associated with a roaming radio group from its home radio system, obtaining permissions for the roaming radio group from the visited radio system, merging the obtained permissions, and responding to a group service request for the roaming radio group in accordance with the merged set of permissions for the roaming radio group within the visited radio system.

主权项

1. A method of supporting a wireless communication device operating within a first radio system, the method comprising:
receiving, at the first radio system comprising a visitor location register (VLR) and a home location register (HLR), a request from the wireless communication device; obtaining a first set of permissions from a home radio system, associated with and as a function of a radio group, of which the wireless communication device is a member, when the radio group's home radio system is not the first radio system; obtaining a second set of permissions from a roaming provisioning register (RPR) in the first radio system associated with and as a function of at the radio group of which the wireless communication device is a member; merging the first set and the second set of permissions to obtain a merged set of permissions; and responding to the request in accordance with the merged set of permissions.