Yuefeng Qi, Chenbo Gong, bitong Cong, Zimeng Liu, Tingnan Hu, Fangke Li, Cui Jia. Design and Analysis of Fiber Optic Gyroscope Based on Modulator Mid-Mounted Structure[J]. Acta Optica Sinica, 2022, 42(2): 0206003
- Acta Optica Sinica
- Vol. 42, Issue 2, 0206003 (2022)
Fig. 1. Schematic diagram of fiber optic gyroscope with mid-mounted structure
Fig. 2. Structure diagram of new phase modulator
Fig. 3. Schematic diagram of backscattered waves
Fig. 4. Relationship between phase introduced by backscattered wave and distance Δz
Fig. 5. Analysis diagram of wave polarization state of fiber optic gyroscope
Fig. 6. Relationship between polarization coupling noise and source coherence time for different coil lengths
Fig. 7. Physical map of fiber optic gyroscope
Fig. 8. Relationship between detected phase and input angular velocity
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Table 1. Zero-bias stability and random walk coefficient of fiber optic gyroscope with mid-mounted structure
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Table 2. Zero-bias stability and random walk coefficient of fiber optic gyroscope with offset structure
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