Device for use in a communication network router to select...
Digital communication system with intelligent channel units
Digital cross-connect
Digital cross-connect
Digital cross-connect system
Digital cross-connect system employing patch access locking...
Digital down converter and method
Digital loop carrier apparatus for large volume digital signal t
Digital switch
Digital switch rate conversion
Digital switching equipment
Digital switching system
Digital switching system and method of switching data of same
Distributed digital loop system with trunk unit interface
Distributed router forwarding architecture employing global...
Distributed semi-rearrangeable non-blocking algorithm for...
Distributed space-time-space switch
Distributed switch
Distributed switch architecture including a growth...
Distributed switch memory architecture