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:
May. 17, 2022

Filed:

Feb. 28, 2019
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Erina Takeshita, Musashino, JP;

Hideo Kawata, Musashino, JP;

Shinichi Yoshihara, Musashino, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 41/0826 (2022.01); H04L 41/12 (2022.01); H04L 41/14 (2022.01); H04L 45/12 (2022.01);
U.S. Cl.
CPC ...
H04L 41/0826 (2013.01); H04L 41/12 (2013.01); H04L 41/145 (2013.01); H04L 45/12 (2013.01);
Abstract

With a network design apparatus, a network design method, and a network design processing program, a network configuration is designed for a network in which a transfer apparatus is disposed at each of a plurality of communication hubs and the communication hubs are connected via a link by a link portion apparatus in the transfer apparatus. In design of a network configuration, an optimal combination candidate of a link portion apparatus for each link for minimizing a total cost value in an overall network is calculated on the basis of a combination candidate set of link portion apparatuses. The combination candidate set of the link portion apparatuses is configured using only combination candidates with a cost-effectiveness indicating a ratio of a total capacity to a total cost value of the link portion apparatus higher than a predetermined reference.


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