System and method for routing telephone calls
US5844896A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Feb 26, 1997 |
| Grant date | Dec 1, 1998 |
| Priority date | — |
| Expiry date | Feb 26, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2213/13345
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method of routing a telephone call from a Caller to a Subscriber telephone line in an Advanced Intelligent Network (AIN) equipped with Terminating Attempt Trigger (TAT) and Terminating Next Event List (NEL) functionality and having at least one Central Office Switch (COS) and a Service Control Point (SCP) in electrical communication with a plurality of Subscriber switches via a signalling method and system. The system includes an intelligent peripheral in electrical communication with the COS and the SCP and which is equipped with queuing functionality for each of the Subscribers and operative to place a call to the COS for receipt by a Subscriber having a call placed in queue in response to a determination that the Subscriber's line is idle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.