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. 27, 2024

Filed:

Jun. 24, 2022
Applicant:

Fujitsu Limited, Kawasaki, JP;

Inventors:

Yoichi Takasu, Isehara, JP;

Takahiro Arioka, Atsugi, JP;

Takeo Kasajima, Machida, JP;

Kazushi Uno, Atsugi, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/44 (2006.01); G01M 11/02 (2006.01); G01H 9/00 (2006.01); H02G 1/02 (2006.01);
U.S. Cl.
CPC ...
G02B 6/4422 (2013.01); G01H 9/004 (2013.01); G01M 11/02 (2013.01); H02G 1/02 (2013.01);
Abstract

A computer-readable, non-transitory medium storing a program that causes a computer to execute a process is provided. The process includes acquiring a backward Rayleigh scattered light from an optical fiber composite overhead ground wire of an electrical power transmission facility; generating vibration information of a frequency band including a natural frequency of the optical fiber composite overhead ground wire, on a basis of the backward Rayleigh scattered light; and detecting abnormality of the electrical power transmission facility, on a basis of the vibration information.


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