Audio channel stacking with speech compression for narrow...

Audio multiplexing arrangement for catv system

Audio-frequency signalling arrangements in multiplex carrier...

Automatic delay compensated simulcasting system and method

Automatic distortion compensation in pulsed signal transmission

Automatic framing in time division multiplexer

Automatic generation of reconfiguration scripts for...

Automatic level control arrangements in carrier current...

Automatic load adjustment for time assignment speech...

Automatic loop segment failure isolation

Automatic phase circuit

Automatic power control apparatus

Automatic power control system for a code division multiple...

Automatic protection apparatus for span lines employed in...

Automatic protection switching system in a network

Automatic refresh of operating parameters in equipment with...

Automatic signal control system

Automatic telecommunication exchange system

Automatic telephone system

Automatic test equipment for multi-terminal communication...