Apparatus for providing a plurality of providers of...
Apparatus for providing an ISDN to analog interface
Apparatus for providing power to line drivers in a...
Apparatus for separating dc current and ac current components of
Apparatus for separating dc current and ac current components of
Apparatus in a telecommunication system for supplying power to a
Apparatus, systems and methods for isolating ADSL signals...
Architecture for minimum loop current during ringing and...
Arrangement and method for rapidly detecting double talk in long
Arrangement for adjusting an adaptive digital filter included in
Arrangement for canceling interference in transmission systems
Arrangement for communicating messages via a low-voltage...
Arrangement for suppressing echoes in a digital portable telepho
Arrangement for the control of an echo canceller
Arrangement in a subscriber line interface circuit
Arrangement in a subscriber line interface circuit
Arrangement in a subscriber line interface circuit
Assembly and a telecommunications module for use therein
Autoequalizing bidirectional-to-unidirectional hybrid network
Automatic compensation system of transmission level in MODEM