Access to extended telephone services via the internet
US6381320B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 14, 1999 |
| Grant date | Apr 30, 2002 |
| Priority date | — |
| Expiry date | Apr 14, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M7/006
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present invention affords a predefined class of authorized users of the PSTN (public switched telephone network) access to extended telephone services through public communication networks external to the PSTN, the latter networks including the web and Internet. Authorized users in the predefined class can receive the extended services at residences, offices, and locations remote from both residences and offices. Authorized users can activate respective extended services through the external networks, and can do so without having to communicate with telephone company, representatives. Resource management intelligence of the PSTN is adapted to link to the external networks for communicating with and delivering extended telephone services to the authorized users. Extended telephone services include variations of presently standard telephone services such as call waiting, caller ID, call forwarding facsimile image transmittal, voice mail, etc. Presently contemplated adaptations of PSTN intelligence include adaptations allowing for the interception of analog telephone signals and the redirection of the intercepted signals in digital form through external data communication networks…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.