Packet switching network, packet switching equipment, and network management equipment

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United States of America Patent

PATENT NO 6108304
SERIAL NO

09093265

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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This invention provides a network management equipment and a packet switching equipment which eliminate a connection setup delay time, reduce a delay and a delay variation involved in data transfer, and effectively perform connectionless data flow processing in a large data network. The network is divided into a connection-oriented core network and a plurality of connectionless access networks connected to the core network where a plurality of connections (called permanent virtual route (PVR)) are set up among a plurality of edge nodes. The network management equipment selects one route from a plurality of PVRs for connectionless data flow received from one of the access networks and transfers data along the PVR.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 1008280 ?1008280

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abe, Hajime B303, Shimogo-Daisan-Ishii-Hights, 1545-2, Totsukacho, Totsuka-ku, Yokohama-shi, Kanagawa-ken, JP 34 1043
Endo, Noboru 5-17-7-3, Jyosuihoncho, Kodaira-shi, Tokyo, JP 51 2385
Miki, Kazuho 150 W. 51st St., #1112, New York, NY 33 1625
Sakurai, Yoshito 2-1-3-703, Kaizuka, Kawasaki-ku, Kawasaki-shi, Kanagawa-ken, JP 42 1597
Takase, Akihiko 1-20-6, Minamiogikubo, Suginami-ku, Tokyo, JP 73 2766

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