Wen Liu, Peng Ding, Junbin Huang, Hongcan Gu, Gaofei Yao. Demodulation with Polarization Compensation for Weak Fiber Bragg Grating Array[J]. Laser & Optoelectronics Progress, 2022, 59(7): 0706005
- Laser & Optoelectronics Progress
- Vol. 59, Issue 7, 0706005 (2022)
Fig. 1. Schematic diagram of the laser pulse transmission in WFBG array
Fig. 2. Timing diagram of pulses reflected by 3-WFBG array
Fig. 3. Optical path diagram of Michelson matching interferometer demodulation system with polarization compensation
Fig. 4. Timing diagram of pulses reflected by 2-WFBG array with polarization monitoring
Fig. 5. Simulation results of NPS and PNPS algorithms for randomly varying interference signal in θ∈[0,π/2]
Fig. 6. Simulation results of NPS and PNPS algorithms forrandomly varying interference signal in θ∈[0,π]
Fig. 7. Simulation results of PNPS algorithm for randomly changing interference signal
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