Automated telecommunications call processing method
US6570975B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 18, 2002 |
| Grant date | May 27, 2003 |
| Priority date | — |
| Expiry date | Jan 18, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99943
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A system and method for automatically and seamlessly routing telephone calls across a telephone network. The system includes a telephone switch having a computer, a master file and client file stored in the computer, and means to dynamically link the master file with the client file at routing time to produce a selected client telephone number and transmit the number across the telephone network. The system utilizes Automatic Number Identification to identify the calling party. The master file has a plurality of records having a calling telephone number field and a spatial key field and is updated very frequently. The client file has a plurality of records having a spatial key field and a client telephone number. Methods of generating the client files for three client service area definitions are included in the present invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.