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.
Patent No.:
Date of Patent:
Apr. 24, 2018
Filed:
Nov. 27, 2013
Applicant:
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Inventor:
Sho Shimizu, Kawasaki, JP;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/733 (2013.01); H04L 12/725 (2013.01); H04L 12/753 (2013.01); H04L 12/801 (2013.01);
U.S. Cl.
CPC ...
H04L 45/122 (2013.01); H04L 45/48 (2013.01); H04L 45/302 (2013.01); H04L 47/127 (2013.01);
Abstract
A centralized network control device for controlling a plurality of network devices in a centralized manner includes a processor configured to determine a load state of path calculation based on a predetermined threshold value when a path setting request is received, and perform, when a heavy load state of the path calculation is determined, setting control for a temporary path by using a path based on a path tree obtained by past path calculation execution.