Collaborative video conferencing system
US5872923A · kind A · utility
131Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1993 |
| Grant date | Feb 16, 1999 |
| Priority date | — |
| Expiry date | Sep 28, 2013 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/329
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A video conferencing system, wherein multiple parties at different locations can view, and modify, a common image on their computer displays. The invention also provides a video camera at each computer, which takes a video picture of each party. The invention distributes data to all computers involved in the conference from which each computer can generate a display containing the common image, the modifications, and the video pictures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.