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HOME / Design of Fiber Bragg Grating Demodulator - Indzawo Optic Connect
Design of Fiber Bragg Grating Demodulator - Indzawo Optic Connect [PDF]
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,
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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
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A FBG demodulation system based on FFP tunable filter is proposed and demonstrated that continuously scans all the grating on the fiber, so as to demodulate the wavelength signal.
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But in practice, we should use the excellent characteristics of fiber Bragg grating to develop a new type of sensor demodulation system with high sensitivity, good stability, high energy efficiency and high
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In this paper, a photoelectric conditioning circuit for fiber Bragg grating demodulation is designed.
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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
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Simulation and experimental findings demonstrate that FMD can effectively eliminate the information of environmental noise and temperature, and greatly retain vibration information. In the
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In this article, a tracking-based high-speed demodulation method for FBG sensing systems based on the wavelength-tunable laser is proposed. The wavelength-tunable laser only
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A high-performance, low-cost demodulation system is essential for fiber-optic sensor-based measurement applications. This paper presents a demodulation system for FBG sensors
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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
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