Mobile wireless communication system, mobile wireless terminal apparatus, virtual private network relay apparatus and connection authentication server
US7941843B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2005 |
| Grant date | May 10, 2011 |
| Priority date | — |
| Expiry date | Sep 6, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/4641
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Mobile wireless communication system 100 of the present invention has virtual private network relay apparatus 105 which establishes an IPsec tunnel with network relay apparatus 104 installed on private network 102 via public network 101, further establishes the IPsec tunnel with mobile wireless terminal apparatus 110 and relays connection of mobile wireless terminal apparatus 110 from public wireless LAN system 103 to private network 102, connection authentication server 108 that authenticates connection of mobile wireless terminal apparatus 110 to public wireless LAN system 103, and wireless LAN access point 109 that relays connection authentication procedures of public wireless LAN 107 performed between mobile wireless terminal apparatus 110 and connection authentication server 108.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.