Software switch for digitized audio signals
US5125023A · kind A · utility
10Cited by
21References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 31, 1990 |
| Grant date | Jun 23, 1992 |
| Priority date | — |
| Expiry date | Jul 31, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/561
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method and apparatus are described for permitting conferencing in an automatic telephone information system by utilizing shared circular memory buffers incorporated in voice processing boards inserted in expansion slots in a PC to transfer speech from one line to another in a timed sequence controlled by the PC.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.