ATM LAN telephone system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5892764
SERIAL NO

08714565

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Abstract

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A distributed private branch telephone exchange (PBX) including a local area network carrying telephony traffic, an interface to the PSTN and a station interface connecting to a telephone device transmitting telephony over the local area network. The distributed PBX may contain a number of multi-port modules connected over a local area data network. The multi-port modules convert between synchronous and asynchronous signals and connect between a telephony environment, such as a telephone device, a local area network, and a personal computing device. The distributed PBX also includes PBX software and a graphical user interface (GUI) which facilitate the management of various PBX functions.

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Patent Owner(s)

Patent OwnerAddress
NEC ENTERPRISE COMMUNICATION TECHNOLOGIES INC300 TRI-STATE INTERNATIONAL SUITE 150 LINCOLNSHIRE IL 60069

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kergozou, M A Surrey, GB 3 245
Niesman, David F Buffalo Grove, IL 4 255
Riemann, Ernst B Libertyville, IL 5 303
Vyskocil, Randall Buffalo Grove, IL 4 255
Weir, Alan T Gurnee, IL 5 278

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