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Patent Searching and Data


Title:
PROXY APPARATUS, NETWORK SYSTEM, AND COMMUNICATION METHOD
Document Type and Number:
Japanese Patent JP2008236344
Kind Code:
A
Abstract:

To enable an information household electric appliance, which is communicable only within a closed network, and an information household electric appliance, which is communicable only within a closed network different from the above network, to perform a communication through an opened network by a simpler means.

This proxy apparatus 4 that can transmit and receive a message to/from a DLNA reference apparatus 6 existing in a home network 2 capsulates a message incommunicable to the Internet 3 regardless of being communicable within the home network 2 so as to be able to communicate with the Internet 3, transmits and receive the capsulated message through the Internet 3, decapsulates the capsulated message and transmits the decapsulated message into the home network 2 with the proxy apparatus 4 itself existing.


Inventors:
MORIBE HIROTAKA
MIZUTANI MIKA
TAIRA SHIGEKI
Application Number:
JP2007072728A
Publication Date:
October 02, 2008
Filing Date:
March 20, 2007
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
H04L12/66; G06F13/00
Attorney, Agent or Firm:
Isono Dozo