Global management of telephone directory
US5509058A · kind A · utility
50Cited by
11References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1993 |
| Grant date | Apr 16, 1996 |
| Priority date | — |
| Expiry date | Sep 10, 2013 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2213/13547
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method of maintaining directory data in a switching system network having plural switching systems and a centralized directory data management system in which local directory data is stored at each switching system, A copy of directory data of all the switching systems is stored at the management system. Directory data entries of the directory data stored at the management system are associated with groups of switching systems. Data entries associated within each group are downloaded to the switching systems designated in that group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.