Role-based presence enabled service for communication system
US7516210B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2003 |
| Grant date | Apr 7, 2009 |
| Priority date | — |
| Expiry date | Nov 15, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/4536
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A system for providing role-based Presentity availability information to a Watcher, comprising at least one Presentity User Agent for issuing a request to register a Presentity in at least one of a plurality of roles, and for generating context messages relating to changes in context of the Presentity. At least one Watcher User Agent is provided for issuing a role-based subscription request for the availability information. A Presence Service is provided for maintaining role-based Watcher subscriptions and issuing availability messages in response to generation of the context messages. A Role Manager is provided for (i) receiving each request to register a Presentity in a role and in response managing Presentity registration in that role, and (ii) receiving each role-based subscription request, and in response managing each role-based Watcher subscription to the availability information within the Presence Service.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.