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:
Jul. 28, 2026
Filed:
Jan. 06, 2021
Nec Corporation, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
The optical fiber sensing system includes: a host sensing device including a first optical sensor for receiving, from a first optical fiber, first light corresponding to first pulse light input into the first optical fiber and first signal light and outputting first data for the first optical fiber corresponding to the first light and second data included in the first signal light, and a first data communicator for outputting a data signal including the first data and second data; and a remote sensing device including a second optical sensor for receiving, from a second optical fiber, second light that corresponds to second pulse light input into the second optical fiber and outputting second data including sensing results for the second optical fiber corresponding to the second light, and a second data communicator for outputting, to the first optical fiber, first signal light including the second data.