Gain control apparatus for digital telephone line circuits
Gain control method for acoustic echo cancellation and...
Gain controller for a teleconferencing bridge
Gain regulation circuit
Games on hold telephony service
Gateway for using non-ip digital pbx telephone handsets with...
Gauging system providing remote readout of liquid levels in...
General access system
General purpose data control system
Generalized customer profile editor for call center services
Generalized telecommunications customer signaling arrangement
Generation of availability indicators from call control...
Generation of voice messages
Generator for generating a number of selected frequencies
Generator grounding system
Generic handset programming and configuration
Generic service coordination mechanism
Glasses frame comprising an integrated acoustic...
Global digital measurement device
Global emergency medical information communication system...