Method of performing an area update for a terminal equipment in a communication network
US7486957B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2006 |
| Grant date | Feb 3, 2009 |
| Priority date | — |
| Expiry date | Jun 5, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W92/24
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention proposes a method of performing an area update for a terminal equipment (4A, 4B) in a communication network (1, 2, 3, 5, 6), the communication network comprising at least two areas (5, 6) being defined within an access network, at least one of said areas being served by at least two core network elements (1-2, 2-3) of corresponding network element types, each of said at least two core network elements communicating with said access network defining said areas via a different interface (Iu, Gb), the method comprising the steps of: monitoring, at the terminal equipment side, via which of said at least two core network elements (1, 2) serving a currently visited area (5) the communication with the terminal equipment (4A) is effected, detecting, at the terminal equipment side, an area update condition for said terminal (4A, 4B), requesting, by said terminal equipment, an area update for said terminal equipment (4B), and wherein said terminal equipment (4B) sets an identifier in said area update request identifying the core network element via which the communication with the terminal equipment (4A) has previously been effected. Still further, the present invention…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.