System and apparatus to provide a backchannel for a receiver terminal in a conference
US6202084A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 14, 1999 |
| Grant date | Mar 13, 2001 |
| Priority date | — |
| Expiry date | Jun 14, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N7/152
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A computer program product and system for providing a back-channel for a receiver terminal in a conference is described. In one embodiment, the computer program product includes a computer usable medium having computer program code embodied therein to receive media streams of one or more terminals in a panel on a multicast address. The computer program product further includes computer readable program code to connect to a multipoint controller in the panel by using a multipoint address, and computer readable program code to join the panel to transmit and receive media streams on the multicast address and for establishing bi-directional communication with the one or more terminals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.