Leased Line Emulation for PSTN Alarms Over IP

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20080130509A1
SERIAL NO

11565532

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Techniques for sending and receiving alarm signals over packet-based communication networks are provided. A system for detecting alarm signals on a multiplexed communication line and generating data packets with alarm information is provided. Additionally, a system is provided for receiving data packets with alarm information and generating alarm signals based upon the alarm information of the data packets. The system optionally monitors a connection to a communication network and the status of one or more nodes coupled with the communication network and generates data packets or alarm signals if predetermined conditions are detected.

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Patent Owner(s)

Patent OwnerAddress
NETWORK EQUIPMENT TECHNOLOGIES INC800 SAGINAW DRIVE REDWOOD CITY CA 94063

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hook, Roger Tracy, CA 1 1
Isacks, Kevin Fremont, CA 7 64
Pampati, Sreedhar Fremont, CA 11 163

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