The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 04, 2011

Filed:

Jan. 08, 2008
Applicants:

Tooru Enoki, Fukuoka, JP;

Yasuo Inoue, Fukuoka, JP;

Shinichi Hayashi, Fukuoka, JP;

Inventors:

Tooru Enoki, Fukuoka, JP;

Yasuo Inoue, Fukuoka, JP;

Shinichi Hayashi, Fukuoka, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A communication apparatus communicably connects a network of a plurality of apparatuses and a data relay apparatus to another network of the same manner as that of the network by detecting a failure occurring in the network, and determining a detour to assure communication between an apparatus connected to a network disconnected due to the failure detected and the other network. A tunneling is established serving as a virtual direct communication circuit to the determined detour.


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