Channel unit interface circuit
Channel unit interface circuit
Circuit arrangement for a module in the exchange of a digital TD
Circuit arrangement for signal and information conversion betwee
Circuit for controlling an on-hook voltage by the use of a balan
Circuit for maintaining hybrid cancellation of signals in a comm
Circuit for switching between balanced networks
Circuitry for interfacing telecommunications equipment to a comm
Circuitry for interfacing telecommunications equipment to a comm
Compensated hybrid
Configurable analog front end for communication systems
Cordless telephone-to-sound card interface adapter having a...
Cordless telephone-to-sound card interface adapter with...
Current sensing circuit and ADSL interface circuit
Current-mode differential active hybrid circuit