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:
Feb. 23, 2016

Filed:

Jul. 15, 2014
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Mitsuhiro Noyama, Fukuoka, JP;

Kenji Maeda, Kasuga, JP;

Kazuhisa Matsumoto, Fukuoka, JP;

Yoshinobu Shimokawa, Itoshima, JP;

Katsuhiko Yamatsu, Fukuoka, JP;

Koki Mie, Fukuoka, JP;

Yuji Higashihara, Fukuoka, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/755 (2013.01); H04L 1/20 (2006.01); H04L 12/741 (2013.01);
U.S. Cl.
CPC ...
H04L 45/021 (2013.01); H04L 1/201 (2013.01); H04L 45/74 (2013.01); H04L 45/745 (2013.01);
Abstract

A node apparatus includes a receiving unit receiving a data frame from one of adjacent nodes apparatuses; a storing unit storing an identification information management table in which frame identification information with which the data frame may be uniquely identified, and overlapped data identification information; a processor which performs a process including: judging whether or not a final destination of the received data frame is the node apparatus itself; judging whether or not a registration that matches the frame identification information of the received data frame exists in the identification information management table; judging whether or not the overlapped data identification information of the received data frame and the overlapped data identification information corresponding to the registration match; and discarding the received data frame; and performing a retransmission of the received data frame to another adjacent node that has not been a transmission destination of the data frame.


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