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:
Dec. 12, 2017

Filed:

Aug. 26, 2016
Applicant:

Hitachi Metals, Ltd., Tokyo, JP;

Inventors:

Yohei Shirakawa, Hitachi, JP;

Koki Hirano, Hitachinaka, JP;

Yoshitake Ageishi, Hitachi, JP;

Yuki Haga, Takahagi, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 21/00 (2006.01); G08B 21/18 (2006.01); G08B 5/36 (2006.01);
U.S. Cl.
CPC ...
G08B 21/18 (2013.01); G08B 5/36 (2013.01);
Abstract

A signal detecting device includes a visualization device including a plural connectors to which a communication cable is connected, a plural detecting circuits that are provided for each of the connectors to be detected, branch and extract a part of a signal transmitted through the communication cable connected to the connectors, and indicate an existence of an data communication based on the extracted signal, and a detecting card that is insertable into and detachable from a card connector arranged in the visualization device and mounts at least a part of the detecting circuit.


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