Hughes Electronics Corporation

Desmond Coghlan

Victor Liau

Tayyab Khan

Kalyan Ganesan

Ranjan Pant

Harry M Johnson

Kim Goh

Robert Fischler

Barry Saunders

The present invention relates to a wireless personal communications system (WPCS) having several features embodied in several forms. In one embodiment, the, WPCS includes at least one RP, a first SU in communication with the RP, and a second SU in communication with the first SU through the RP without involving the RPC in the manner contemplated by the specification. The RP may preferably include a channel switching unit for connecting the first SU with the second SU without using any tariff lines to or from an RPC. Such an RP may be used as a component in a wireless PBX or Centrex system including ISDN based systems. Another preferred embodiment provides for a walkie-talkie option where the first SU communicates directly with the second SU, preferably over an unlicensed frequency. In another preferred embodiment, a plurality of SUs in communication with an RP may be accessed individually using a single dialed number.

Wireless personal communication system

Growing community of inventors

Ijamville, MD, United States of America

Desmond Coghlan