Apparatus for locating faults in a carrier subscriber communicat

Apparatus for multi-rate simulcast communications

Apparatus for multiplexing digital signals

Apparatus for multiplexing digital video and a digital sub-signa

Apparatus for obtaining reduced pin count packaging and methods

Apparatus for optical wavelength division multiplexing

Apparatus for processing signalling messages in an asynchronous

Apparatus for programmably accessing and assigning time slots in

Apparatus for providing loopback of signals where the signals be

Apparatus for providing multiple controller interfaces to a stan

Apparatus for providing multiple controller interfaces to a stan

Apparatus for providing telephonic mass announcement service and

Apparatus for reading out address information

Apparatus for rearranging signal channels of a multi-loop time-d

Apparatus for receiving and decoding a serial data packet contai

Apparatus for receiving and modifying a serial data packet from

Apparatus for receiving high-speed data in packet form

Apparatus for reconstructing and multiplexing frames of various

Apparatus for reducing a sampling frequency

Apparatus for remote signalling on a digital transmission link