Apparatus and method for managing BLF information in an inter-networking system
US7116775B2 · kind B2 · utility
4Cited by
9References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 27, 2002 |
| Grant date | Oct 3, 2006 |
| Priority date | — |
| Expiry date | Sep 2, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/2272
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An apparatus and corresponding method for managing busy lamp field (hereinafter, referred to as BLF) information in an inter-networking system are provided which are capable of collecting and managing BLF information of every PBX in a BLF information repeater added to the inter-networking system. The BLF information repeater reduces the load of the inter-networking system by transmitting the BLF information to a PBX that requests the BLF information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.