Mobile network and communication method thereof
US7756091B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2004 |
| Grant date | Jul 13, 2010 |
| Priority date | — |
| Expiry date | May 21, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W92/06
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A gateway (GW) and a plurality of foreign agents (FA) are connected in a ring-like manner, and the procedures of (1) the GW receiving an IP packet, addressed from a corresponding node CN to a mobile node MNa; (2) the GW transferring the packet to a link L1 in one direction; (3) an FA1 transferring the received packet to a link L2 in the same direction; (4) FA1 furthermore transferring the received packet to a link L4, connected to MNa, if the destination address of the received packet is already registered in the visitor list; (5) an FA2 transferring the received packet to a link L3 in the same direction; (6) FA2 furthermore ending the process as it is if the destination address of the received packet is not registered; and (7) the GW discarding the received packet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.