O'neill Communications, Inc.

Sorin Davidovici

Raymond W Simpson

Adrian A Giuliani

Richard J Zaffino

A digital voice-data communication system having a base network control unit coupled to a plurality of fixed transceivers for providing communications to a plurality of portable sets. The base network control unit includes control means for permitting communication between the portable sets within the system, or between the portable sets and a larger external telecommunications network. The system employs frequency hopping, time division multiplexing and demand assigned multiple accessing to permit economy of fixed resources via multiple voice channels for each fixed station transceiver and relatively simple portable sets which may be hand held.

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North Brunswick, NJ, United States of America

Sorin Davidovici