Bidirectional communication system
Breakout/break-in hybrid network system
BRG with PBX capabilities
Bridge for expandable telecommunications system
Broadband cable telephony network architecture IP ITN...
Broadband internet protocol telephony system
Broadband telecommunications system
Broadband telecommunications system interface
Broadband/narrowband interworking
Broadcast fax transmission system
Business model, system and method for voice and/or data...
Bypassing telephone network with dual band modem
Bypassing transcoding operations in a communication network
Cable connected wan interconnectivity services for corporate...
Cable telephony network supporting roaming VoIP terminals
Calculation of clock skew using measured jitter buffer depth
Call center communications system for handling calls to a...
Call center queue administration
Call clearing for legacy mobile circuit switched domain...
Call control method between a packet network and PSTNs in...