[in Chinese], Yiping Wang, Qingyun Shi, Ming Wang, Wei Xia, Hui Hao. High-Resolution Transverse Load Fiber Sensor Based on Microwave Photonic Filter[J]. Acta Optica Sinica, 2018, 38(12): 1206004
- Acta Optica Sinica
- Vol. 38, Issue 12, 1206004 (2018)
Fig. 1. Structural diagram of PMFBG transverse load sensor based on microwave photonic filter
Fig. 2. Schematic of microwave photonic filter with two taps
Fig. 3. Simulated frequency responses of MPF at different TDDs
Fig. 4. Dual-wavelength laser output. (a) Reflection spectrum of PMFBG; (b) output spectrum of dual-wavelength laser
Fig. 5. Frequency response of the MPF with two taps
Fig. 6. Frequency responses of third notch at different transverse forces
Fig. 7. Fitted relationship between frequency of third notch of filter and transverse force
Fig. 8. Test results of stability. (a) Notch frequency versus temperature; (b) notch frequency versus axial strain
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