Chinese Optics Letters, Volume. 23, Issue 4, 040601(2025)
Detection of center wavelength of jittery spectrum of uwCFBG based on correlation coefficient solution
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Fig. 3. Original function and odd function obtained from the spectral map transformation under different noise amplitudes.
Fig. 4. Decomposition of the parity function and the solution of correlation coefficient under different noise amplitudes.
Fig. 5. Chirped fiber Bragg grating array demodulation system. FPGA, field programmable gate array.
Fig. 6. Reflection spectrum of 284-element fiber-optic hydrophone array coated with acrylic resin.
Fig. 7. Calculation results of 30 uwCFBG center wavelengths under different algorithms.
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Yandong Pang, Su Wu, Cong Liu, Su Zhang, Qing Ji, Junbin Huang, Hongcan Gu, Zhiqiang Zhang, "Detection of center wavelength of jittery spectrum of uwCFBG based on correlation coefficient solution," Chin. Opt. Lett. 23, 040601 (2025)
Paper Information
Category: Fiber Optics and Optical Communications
Received: Sep. 20, 2024
Accepted: Oct. 8, 2024
Posted: Oct. 9, 2024
Published Online: Apr. 14, 2025
The Author Email: Hongcan Gu (pydgogogo@163.com), Zhiqiang Zhang (tanktomb@163.com)
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