Telephone call-back system controlled by an online data...
Telephone conferencing systems
Telephone conferencing systems
Telephone exchanging apparatus and telephone system
Telephony system for conducting multimedia telephonic...
Token passing arrangement for a conference call bridge...
Transcoders and mixers for voice-over-IP conferencing
Transcoders and mixers for voice-over-IP conferencing
Transcoding arrangement in a session initiation
Two-way audio/video conferencing system
Unified mixing, speaker selection, and jitter buffer...
Use of IP-multicast technology for 2-party calls in mobile...
Variable communication bandwidth for conference call initiation
Video communication apparatus
Video conference equipment and multipoint video conference syste
Video conference system with ATM cell reuse
Video conferencing fault management in a hybrid network
Video conferencing system with dynamic call management and...
Video teleconferencing system with digital transcoding
Video teleconferencing system with digital transcoding