Yin-jing GUO, Lei WANG, Ming-yue SU, Ya-qi SONG, Wen-hong LÜ. A Review of Demodulation Technology of Fiber Optic Hydrophone[J]. Spectroscopy and Spectral Analysis, 2022, 42(4): 1017
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 4, 1017 (2022)
Fig. 1. The principle of 3×3 coupler demodulation
Fig. 2. The principle of 3×3 coupler demodulation algorithm
Fig. 3. The principle of PGC-DCM algorithm
Fig. 4. The principle of PGC-Atan algorithm
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Table 1. The comparison of advantages and disadvantages of main demodulation algorithms of fiber optic hydrophone
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