ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGS

The paper reports on a method for calculating required elements parameters and output optical power level in fiber-optic interferometric schemes with time-division multiplexing (TDM) of sensing elements. In particular, the schemes based on fiber Bragg gratings are analyzed. The proposed method enabl...

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Main Authors: Kostromitin Aleksey, Liokumovich Leonid, Skliarov Philipp, Kotov Oleg
Format: Article
Language:English
Published: Peter the Great St.Petersburg Polytechnic University 2020-12-01
Series:St. Petersburg Polytechnical University Journal: Physics and Mathematics
Subjects:
Online Access:https://physmath.spbstu.ru/article/2020.50.15/
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author Kostromitin Aleksey
Liokumovich Leonid
Skliarov Philipp
Kotov Oleg
author_facet Kostromitin Aleksey
Liokumovich Leonid
Skliarov Philipp
Kotov Oleg
author_sort Kostromitin Aleksey
collection DOAJ
description The paper reports on a method for calculating required elements parameters and output optical power level in fiber-optic interferometric schemes with time-division multiplexing (TDM) of sensing elements. In particular, the schemes based on fiber Bragg gratings are analyzed. The proposed method enables to ensure uniformity of powers of optical signals of individual sensing elements, as well as to evaluate how the deviations of elements parameters from the nominal ones influence the optical powers. The underlying mathematical foundations and the sequence in which the equations are applied are analytically proven. The principle of the proposed calculation method is illustrated through evaluation of several examples and the observed relations are discussed. The proposed calculation method can be applied for design of interferometric optical fiber sensors with multiplexed sensing elements.
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publisher Peter the Great St.Petersburg Polytechnic University
record_format Article
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spelling doaj.art-eeb5d03a535344ae809cfcc80832344f2022-12-21T22:02:56ZengPeter the Great St.Petersburg Polytechnic UniversitySt. Petersburg Polytechnical University Journal: Physics and Mathematics2405-72232020-12-0113410.18721/JPM.1341520714726ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGSKostromitin Aleksey0Liokumovich Leonid1Skliarov Philipp2Kotov Oleg3Concern CSRI ElektropriborPeter the Great St. Petersburg Polytechnic UniversityPeter the Great St. Petersburg Polytechnic UniversityPeter the Great St. Petersburg Polytechnic UniversityThe paper reports on a method for calculating required elements parameters and output optical power level in fiber-optic interferometric schemes with time-division multiplexing (TDM) of sensing elements. In particular, the schemes based on fiber Bragg gratings are analyzed. The proposed method enables to ensure uniformity of powers of optical signals of individual sensing elements, as well as to evaluate how the deviations of elements parameters from the nominal ones influence the optical powers. The underlying mathematical foundations and the sequence in which the equations are applied are analytically proven. The principle of the proposed calculation method is illustrated through evaluation of several examples and the observed relations are discussed. The proposed calculation method can be applied for design of interferometric optical fiber sensors with multiplexed sensing elements.https://physmath.spbstu.ru/article/2020.50.15/fiber-optic interferometric sensorbragg gratingoptical powertime-division multiplexing
spellingShingle Kostromitin Aleksey
Liokumovich Leonid
Skliarov Philipp
Kotov Oleg
ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGS
St. Petersburg Polytechnical University Journal: Physics and Mathematics
fiber-optic interferometric sensor
bragg grating
optical power
time-division multiplexing
title ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGS
title_full ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGS
title_fullStr ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGS
title_full_unstemmed ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGS
title_short ANALYSIS OF OUTPUT POWER LEVEL IN FIBER-OPTIC INTERFEROMETRIC SCHEMES WITH MULTIPLEXED SENSING ELEMENTS BASED ON FIBER BRAGG GRATINGS
title_sort analysis of output power level in fiber optic interferometric schemes with multiplexed sensing elements based on fiber bragg gratings
topic fiber-optic interferometric sensor
bragg grating
optical power
time-division multiplexing
url https://physmath.spbstu.ru/article/2020.50.15/
work_keys_str_mv AT kostromitinaleksey analysisofoutputpowerlevelinfiberopticinterferometricschemeswithmultiplexedsensingelementsbasedonfiberbragggratings
AT liokumovichleonid analysisofoutputpowerlevelinfiberopticinterferometricschemeswithmultiplexedsensingelementsbasedonfiberbragggratings
AT skliarovphilipp analysisofoutputpowerlevelinfiberopticinterferometricschemeswithmultiplexedsensingelementsbasedonfiberbragggratings
AT kotovoleg analysisofoutputpowerlevelinfiberopticinterferometricschemeswithmultiplexedsensingelementsbasedonfiberbragggratings