Load balance server and method for balancing load of presence information
US7885191B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2008 |
| Grant date | Feb 8, 2011 |
| Priority date | — |
| Expiry date | Nov 25, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/04
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A load balance server has a first database for recording a list of identifiers of the presence servers, a second database for recording a subscription message receiving rate, an entry retrieval means for selecting a presence server that the subscription message receiving rate is lowest, in presence servers included in the list of the entry based on the presence information, a presence server selecting means for selecting an additional presence server whichever subscription message receiving rate is lower than predetermined threshold Ts, when the subscription message receiving rate in the selected presence server is higher than predetermined threshold Ts, and a message sending/receiving control means for sending the public message to the selected presence server.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.