Access control for roaming radio devices
US8571549B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 15, 2011 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Nov 15, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W8/12
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.