Audiographics communication system
US4659876A · kind A · utility
116Cited by
4References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 1983 |
| Grant date | Apr 21, 1987 |
| Priority date | — |
| Expiry date | Aug 30, 2003 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/131
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An interactive graphics and audio communications system is disclosed. The system enables users to communicate audibly and graphically over a single telephone connection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.