Quadrature amplitude modulation with line synchronization pulse
Quadrature filter augmentation of echo canceler basis functions
Qualifying a telephone line for digital transmission service
Qualifying telephone line for digital transmission service
Qualifying telephone line for digital transmission service
Qualifying telephone lines for data transmission
Qualifying telephone lines for data transmission
Quasi ground fault interruption signal-based activation of...
Quasi reservation-based communication service process system
Query and analysis method for MSTPs in a mobile...
Queue management system and method
Queue managing system and method
Queue-based distinctive ringing in a call center system
Queue-theoretic models for ideal integration of automated...
Queued task/queued resource state forecaster
Queuing and routing telephone calls
Queuing apparatus and method for a cordless communication transc
Queuing calls for distribution
Queuing status reporting apparatus
Queuing trigger in call processing