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:
Nov. 11, 2025
Filed:
Aug. 31, 2020
Nec Corporation, Tokyo, JP;
Tadayuki Iwano, Tokyo, JP;
Naoto Ogura, Tokyo, JP;
Hiroaki Koshio, Tokyo, JP;
Hideaki Takeda, Kanagawa, JP;
Motohito Ebihara, Kanagawa, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
A deterioration discrimination system according to the present disclosure includes: an optical fiber cable () configured to be laid in a utility pole (); a communication unit () configured to receive an optical signal from optical fibers () included in the optical fiber cable (); a detection unit () configured to detect, based on the optical signal received by the communication unit (), vibrations that are generated in the utility pole (); and a discrimination unit () configured to discriminate, based on a vibration frequency of the vibrations that are generated during a specified period among the vibrations that are detected by the detection unit (), deterioration of the utility pole ().