Deep learning-based phase demodulation for distributed acoustic sensor
Accurate demodulation is essential for a deeper understanding of the physical processes in fiber optic sensing systems, enhancing measurement accuracy, and optimizing system
Microwave Photonic Systems for Demodulation of Optical Fiber
In recent years, sensing and demodulation technologies based on microwave photonics have attracted widespread attention. Optical fiber sensing combined with microwave photonics has
Fiber optic sensing demodulation utilizing optical vector analysis
In this paper, we propose and experimentally demonstrate a high-resolution sensing demodulation technique using optical vector analysis based on microwave photonics (MWP).
Deep Learning Enhanced Fiber-Optic Fabry–Perot Sensor
Abstract: In this article, we proposed an approach of strain demodulation using a fiber-optic Fabry-Perot (FP) sensor based on Gramian angle field (GAF) algorithm and deep learning with sparse sampling
(PDF) Highly robust demodulation algorithm for fiber optic
We propose a phase demodulation algorithm in interferometric fiber-optic sensing systems based on 3 × 3 coupler demodulation with high robustness and strong disturbance resistance, which...
Fiber Optic Sensor of Axial Strain and Dynamic Transverse Force
This paper presents a fiber-optic sensor with intensity demodulation for simultaneous measurement of dynamic transverse force and axial strain. The sensor uses a Sagnac loop filter with a polarization
Optimized Phase-Generated Carrier Demodulation Algorithm for
In this paper, we propose an advanced phase-generated carrier (PGC) demodulation algorithm, applied innovatively to membrane-free F-P acoustic sensors operating under high sound
JLT-27239-2020_Final
We have designed and implemented a novel all-fiber optical demodulator for low-coherence Fabry-Perot-based fiber-optic sensors. The demodulator consists of a Michelson interferometer formed by a
Optical Vernier effect-based demodulation system for fiber-optic
This paper presents a method that integrates neural networks with arrayed waveguide gratings (AWGs) for the demodulation of fiber-optic sensors based on the Vernier effect and a novel, to our
Microwave Photonic Systems for Demodulation of
In recent years, sensing and demodulation technologies based on microwave photonics have attracted widespread attention. Optical fiber sensing
Study on phase demodulation algorithm of fiber optic pressure sensor
The demodulation methods available for fiber optic sensors are relatively numerous and varied, such as intensity demodulation, spectrum demodulation, low-coherence interference
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