Method and apparatus for establishing and facilitating a voice call connection from a client computer to a PSTN extension
US6144670A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 6, 1998 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Aug 6, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/527
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An apparatus for establishing a voice call to a PSTN extension for a networked client computer, and routing the voice call off of the network, is provided. In a first embodiment, the apparatus comprises a storage medium having stored therein a plurality of programming instructions coupled to an execution unit to execute the plurality of programming instructions to implement a set of communication services facilitating the establishment of the voice call to the PSTN extension. The set of communication services include services for receiving a request from the networked client computer requesting the voice call, determining the PSTN extension and controlling a computer telephony interface to route the voice call from the packet switched network to the PSTN extension.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.