Demodulation of weak fiber optic gratings

This review systematically summarizes advanced demodulation and signal processing strategies designed to overcome these physical barriers, including pulse coding sequences, chaotic laser compressed co...

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May 12, 2026

Demodulation Method of Identical Ultra-Weak Fiber Bragg Grating

Abstract: A noise-resilient demodulation technique is proposed and demonstrated with a Golay coded optical pulse source, for a

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Aug 21, 2025

PROCEEDINGS OF SPIE

ABSTRACT A novel demodulation method for the sensing system based on an identical weak fiber Bragg grating (IWFBG) array is

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Mar 21, 2026

Demodulation Algorithm for Fiber Bragg Grating Sensors

Keywords: fiber Bragg grating, demodulation algorithm, variable step size, correlation coeficient A demodulation algorithm is vital for

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Apr 20, 2026

Demodulation of a weak fiber Bragg grating array using a fiber delay line

We demonstrate the use of a fiber delay line (FDL) to demodulate a weak fiber Bragg grating (WFBG) array. The FDL is composed of

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Jan 21, 2026

A hybrid demodulation algorithm with high-sensitivity and wide-range

This paper presents a novel hybrid demodulation scheme for quasi-distributed fiber-optic acoustic sensor utilizing ultra

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Jan 05, 2026

High-Speed Demodulation of weak FBGs Based on Microwave

A high speed quasi-distributed demodulation method based on the microwave photonics and the chromatic dispersion effect is

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Sep 19, 2025

Distributed Weak Fiber Bragg Grating Vibration Sensing

Abstract: A novel distributed weak fiber Bragg gratings (FBGs) vibration sensing system has been designed to overcome the

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Aug 22, 2025

High-speed demodulation of weak fiber Bragg gratings based on

Therefore, the wavelength detection accuracy is improved, and a higher demodulation speed of 40 kHz can be realized. We have

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Feb 23, 2026

An Ultra-Fast Demodulation Method of Identical Weak FBG Arrays

An ultra-fast identical weak fiber Bragg gratings (wFBGs) demodulation method based on multiwavelength reconstruction-equivalent

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Jun 14, 2026

High-speed demodulation of weak fiber Bragg gratings based on

A high-speed demodulation technique based on microwave photonics and chromatic dispersion is proposed for distributed weak fiber

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Sep 21, 2025

High-speed demodulation of weak fiber Bragg gratings based on

A high speed quasi-distributed demodulation method based on the microwave photonics and the chromatic dispersion effect is

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Apr 02, 2026

Multi-Wavelength Ultra-Weak Fiber Bragg Grating Arrays for Long

Abstract: Fiber Bragg grating (FBG) array, consisting of a number of sensing units in a single optical fiber, can be practically applied

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Apr 17, 2026

Asymmetric fiber grating overlapping spectrum demodulation

This situation approximates the reflection spectrum of the optical fiber grating under no strain conditions and can also

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