Method and apparatus to provide a backchannel for receiver termi

Details Method and apparatus to provide a backchannel for receiver termi Method and apparatus to provide a backchannel for receiver termi

1997-10-31

1999-12-21

Vu, Viet D.

Electrical computers and digital processing systems: multicomput

Computer conferencing

709227, G06F 1300

Patent

active

060062533

ABSTRACT:
A method and apparatus of providing a back-channel for a receiver terminal in a loosely-coupled conference is described. The loosely-coupled conference includes at least one receiver terminal and a H.323 panel having a multipoint controller with a multipoint address and one or more H.323 terminals coupled to the multipoint controller and each to transmit and receive media streams on a multicast address. The method includes the steps of receiving media streams of the one or more H.323 terminals on the multicast address by the receiver terminal, connecting to the multipoint controller by using the multipoint address, and joining the H.323 panel to transmit and receive media streams on the multicast address for establishing bi-directional communication with the one or more H.323 terminals.

REFERENCES:
patent: 5764750 (1998-06-01), Chau et al.
patent: 5867494 (1999-02-01), Krishnaswamy et al.
ITU-T Recommendation H.323, "Packet-Based Multimedia Communications Systems", Version 1, Published Nov. 1996, pp. 1-120.

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