Method, system and apparatus for accessing a visited network
US8776184B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2008 |
| Grant date | Jul 8, 2014 |
| Priority date | — |
| Expiry date | Jun 22, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W8/06
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The embodiments of the present invention disclose a method for accessing a visited network. The method includes: a user selects a visited network and initiates an access request to a user information application apparatus; when the user information application apparatus detects that the visited network has changed, it obtains a list of authorized visited networks from a user information storage apparatus and checks whether the user is authorized to access the visited network; or the user information storage apparatus checks whether the user is authorized to access the visited network; if the user is authorized to access the visited network, the user information application apparatus returns an access accept response to the user, allowing the user to access the visited network. The embodiments of the present invention also disclose systems and apparatuses for accessing a visited network. The embodiments of the present invention make it possible to accurately check whether the user is authorized to access a visited network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.