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:
Nov. 19, 2024

Filed:

Jun. 29, 2020
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventors:

Naotaka Shibata, Musashino, JP;

Hiroko Nomura, Musashino, JP;

Keita Takahashi, Musashino, JP;

Tomoya Hatano, Musashino, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 14/02 (2006.01); H04L 45/00 (2022.01); H04L 49/25 (2022.01);
U.S. Cl.
CPC ...
H04J 14/0267 (2013.01); H04L 45/62 (2013.01); H04L 49/25 (2013.01);
Abstract

Provided is a multiplex transmission system capable of preventing occurrence of a mistake on connection of a client device to a multiplex transmission device. The multiplex transmission system includes: an extraction means configured to extract identification information from a signal inputted to a client port of each of a first multiplex transmission deviceand a second multiplex transmission device; and a switch control unitconfigured to control a switch unitto connect the client port of the first multiplex transmission devicewith the client port of the second multiplex transmission deviceon the basis of a result of collation between identification information extracted from a signal inputted to the client port of the first multiplex transmission deviceand identification information extracted from a signal inputted to the client port of the second multiplex transmission device


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