Internet protocol standards-based multi-media messaging
US6999448B1 · kind B1 · utility
7Cited by
12References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 14, 2000 |
| Grant date | Feb 14, 2006 |
| Priority date | — |
| Expiry date | Mar 14, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M7/006
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for interfacing a communications server for use with a circuit based telephony system with an Internet protocol telephony system are provided. The present invention enables service providers to service both tip-ring telephony type communications and Internet protocol telephony type communications using a single communications server. In addition, the present invention enables existing tip-ring telephony type communications servers to be modified to support Internet telephony communications.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.