Subscriber mobility in telephony systems
US7319692B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 21, 2003 |
| Grant date | Jan 15, 2008 |
| Priority date | — |
| Expiry date | Sep 21, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M7/00
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present invention is directed to a telecommunications system 100 for routing a contact to a selected address, comprising (a) an input for receiving a contact message comprising a source address and a destination address of a subscriber communication device 116 associated with a subscriber and (b) mobility agent 160 for determining whether or not the source address in the contact message corresponds to a proxy server 128 and, when the source address corresponds to a proxy server 128, causing the contact not to be routed to a selected address and, when the source address does not correspond to a proxy server 128, causing the contact to be routed to the selected address.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.