CNN-Assisted Demodulation Approach for Fiber Bragg Grating
This article presents a new demodulation method from the reflection specklegrams of fiber Bragg grating (FBG)-based sensors by employing convolutional neural ne
A three-points tracking-based high-speed fiber Bragg grating
A three-points tracking-based high-speed fiber Bragg grating (FBG) demodulation method based on wavelength-tunable laser is proposed. The wavelength-tunable laser scans just three
Principle of Ultra-high-speed Parallel Acquisition and Demodulation of
In order to improve the demodulation speed of the fiber Bragg grating demodulation system, this article puts forward the principle of ultra-high-speed parallel acquisition and demodulation of fiber Bragg
Design and Verification of an 850 nm Fiber Bragg Grating Demodulation
Spectral interrogation of fiber Bragg gratings (FBGs) in the ~850 nm band remains relatively uncommon, largely due to the limited availability of commercial instruments and the restricted applicability of
Effects of fiber Bragg grating design on dual-grating demodulation
Here, by applying the coupled-mode theory, influences of FBG design parameters such as grating length, refractive index modulation depth, and apodization type on the dual-grating
Design of a large-capacity fiber Bragg grating demodulation system
To achieve synchronous demodulation of a large-capacity Fiber Bragg Grating (FBG) sensor network, a FBG demodulation system based on modulated grating Y-branch (MG-Y) tunable laser is designed,
Large range wavelength demodulation for ultra-short fiber Bragg
A wavelength demodulation method for ultra-short fiber Bragg grating (US-FBG) sensors based on an arrayed waveguide grating (AWG) and a convex optimization algorithm is proposed and
Demodulation of Fibre Bragg Grating Sensors by Using Cumulative
Fibre Bragg gratings are one of the most popular sensors with a huge number of applications. Their most important advantage is signal modulation consisting in shifting the spectrum
Demodulation Algorithm for Fiber Bragg Grating Sensors
A demodulation algorithm is vital for a fiber Bragg grating (FBG) sensing system. In this paper, a novel demodulation algorithm based on the variable-step-size method and cross-correlation algorithm is
Design of Fiber Grating Demodulation System Based on Tunable F-P
In this paper, a photoelectric conditioning circuit for fiber Bragg grating demodulation is designed. The experimental results show that this method can accurately demodulate fiber Bragg
Fiber Bragg grating sensors demodulated by a speckle silicon chip
Fiber Bragg gratings (FBGs) are widely used as sensors for temperature, strain, and vibration measurement. However, current FBG demodulation methods face issues with stability, size,
Optimized demodulation of highly overlapped fiber Bragg grating
The proposed method offers the potential to enhance the capacity of FBG sensors within a network, paving the way for notable advancements in signal demodulation within intricate sensor
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