RELAY DEVICE, COMMUNICATION SYSTEM, AND CONTROL METHOD AND PROGRAM FOR THEM

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United States of America Patent

APP PUB NO 20090052435A1
SERIAL NO

11908333

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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or the like local to the FW, or a predetermined call control server (for example, an SIP proxy server or the like), and a counterpart relay device installed in opposition across the firewall. The TCP simulated communication enables the implementation of the UDP communication beyond NAT irrespective of the type and setting of the firewall and NAT.

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Patent Owner(s)

Patent OwnerAddress
ADIN RESEARCH INC3-6 KIOICHO CHIYODA-KU TOKYO 102-0094

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoyama, Takeshige Tokyo, JP 1 7
Nakamura, Ken Tokyo, JP 94 521
Yamawaki, Yuji Tokyo, JP 2 18

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