Communication system, a communication method and communication terminal

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United States of America Patent

PATENT NO 7020084
SERIAL NO

09642013

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A service of reducing the number of tunnels in exchange for a specified service fee. A communication system, which generates tunnels in physical lines and multiplexes a plurality of sessions on the physical lines, comprises a monitor unit for monitoring the state of use of tunnels and sessions used by the user when the user using a plurality of tunnels is a customer who requires service of reserving sessions in a smaller number of tunnels in exchange for a specified service fee; a tunnel/session control unit performs control so as to gather the plurality of sessions of said user in a specified tunnel when the sessions currently used by the user can be reserved in a smaller number of tunnels; and a charging unit for charging a usage rate according to the number of tunnels or the number of physical lines used.

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Patent Owner(s)

Patent OwnerAddress
HITACHI LTD6-6 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 100-8280

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hayashi, Masahiro Yokohama, JP 312 1043
Hirayama, Koji Yokohama, JP 14 221
Shibata, Haruo Yokohama, JP 18 424
Tanaka, Koji Yokohama, JP 376 3502

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