Long range dynamic displacement: precision PGC with sub-nanometer resolution in an LWSM interferometer

Yisi Dong; Peng-Cheng Hu; Haijin Fu; Hongxing Yang; Ruitao Yang; Jiubin Tan

doi:10.1364/PRJ.442057

[1] S. Yin, P. B. Ruffin, F. T. S. Yu. Fiber Optic Sensors(2008).

[2] E. Udd, W. B. Spillman. Fiber Optic Sensors: An Introduction for Engineers and Scientists(2011).

[3] J. Song, W. Li, P. Lu, Y. Xu, L. Chen, X. Bao. Long-range high spatial resolution distributed temperature and strain sensing based on optical frequency-domain reflectometry. IEEE Photon. J., 6, 6801408(2014).

[4] D. P. Zhou, Z. Qin, W. Li, L. Chen, X. Bao. Distributed vibration sensing with time-resolved optical frequency-domain reflectometry. Opt. Express, 20, 13138-13145(2012).

[5] Y. Dong, P. Hu, M. Ran, H. Fu, H. Yang, R. Yang. Correction of nonlinear errors from PGC carrier phase delay and AOIM in fiber-optic interferometers for nanoscale displacement measurement. Opt. Express, 23, 18997-19009(2020).

[6] X. Zhou, Q. Yu. Wide-range displacement sensor based on fiber-optic Fabry–Perot interferometer for subnanometer measurement. IEEE Sens. J., 11, 1602-1606(2011).

[7] Q. Wang, Z. Ma. Feedback-stabilized interrogation technique for optical Fabry–Perot acoustic sensor using a tunable fiber laser. Opt. Laser Technol., 51, 43-46(2013).

[8] X. Mao, X. Zhou, Q. Yu. Stabilizing operation point technique based on the tunable distributed feedback laser for interferometric sensors. Opt. Commun., 361, 17-20(2016).

[9] A. Dandridge, A. B. Tveten, T. G. Giallorenzi. Homodyne demodulation scheme for fiber optic sensors using phase generated carrier. IEEE J. Quantum Electron., 18, 1647-1653(1982).

[10] T. R. Christian, P. A. Frank, B. H. Houston. Real-time analog and digital demodulator for interferometric fiber optic sensors. Proc. SPIE, 2191, 324-336(1994).

[11] S. Zhang, L. Yan, B. Chen, Z. Xu, J. Xie. Real-time phase delay compensation of PGC demodulation in sinusoidal phase-modulation interferometer for nanometer displacement measurement. Opt. Express, 25, 472-485(2017).

[12] A. N. Nikitenko, M. Y. Plotnikov, A. V. Volkov, M. V. Mekhrengin, A. Y. Kireenkov. PGC-ATAN demodulation scheme with the carrier phase delay compensation for fiber-optic interferometric sensors. IEEE Sens. J., 18, 1992-1995(2018).

[13] K. Wang, M. Zhang, F. Duan, S. Xie, Y. Liao. Measurement of the phase shift between intensity and frequency modulations within DFB-LD and its influences on PGC demodulation in a fiber-optic sensor system. Appl. Opt., 52, 7194-7199(2013).

[14] Y. Dong, P. Hu, Z. Le, H. Fu, H. Yang, R. Yang. Phase modulation depth setting technique of a phase-generated-carrier under AOIM in fiber-optic interferometer with laser frequency modulation. Opt. Express, 28, 31700-31713(2020).

[15] A. V. Volkov, M. Y. Plotnikov, M. V. Mekhrengin, G. P. Miroshnichenko, A. S. Aleynik. Phase modulation depth evaluation and correction technique for the PGC demodulation scheme in fiber-optic interferometric sensors. IEEE Sens. J., 17, 4143-4150(2017).

[16] J. Xie, L. Yan, B. Chen, Y. Lou. Extraction of carrier phase delay for nonlinear errors compensation of PGC demodulation in an SPM interferometer. J. Lightwave Technol., 37, 4143-4150(2019).

[17] L. Yan, Y. Zhang, J. Xie, Y. Lou, B. Chen, S. Zhang, Y. Zhou. Nonlinear error compensation of PGC demodulation with the calculation of carrier phase delay and phase modulation depth. J. Lightwave Technol., 39, 2327-2335(2021).

[18] P. L. M. Heydemann. Determination and correction of quadrature fringe measurement errors in interferometers. Appl. Opt., 20, 3382-3384(1981).

[19] L. Yan, Z. Chen, J. Xie, E. Zhang. Precision PGC demodulation for homodyne interferometer modulated with a combined sinusoidal and triangular signal. Opt. Express, 26, 4818-4831(2018).