[1] [1] DONATI S, NORGIA M. Overview of self-mixing interferometer applications to mechanical engineering[ J]. Optical engineering, 2018, 57(5)：051506.

[2] [2] DUAN Z W, YU Y Y, GAO B K, et al. Absolute distance measurement based on multiple self-mixing interferometry[ J]. Optics communications, 2017, 389： 270-274.

[3] [3] ZHAO Y H, ZHU D S, CHEN Y Z, et al. All-fiber self-mixing laser Doppler velocimetry with much less than 0.1 pW optical feedback based on adjustable gain[J]. Optics letters, 2020, 45(13)：3565-3568.

[4] [4] WANG X L, LU L P, HU L, et al. Real-time human blood pressure measurement based on laser self-mixing interferometry with extreme learning machine[J]. Optoelectronics letters, 2020, 16(6)：467-470.

[5] [5] WANG Y F, LI Y H, XU X, et al. All-fiber laser feedback interferometry with 300 m transmission distance[ J]. Optics letters, 2021, 46(4)：821-824.

[6] [6] EHTESHAM A, ZABIT U, BERNAL O D, et al. Analysis and implementation of a direct phase unwrapping method for displacement measurement using self-mixing interferometry[J]. IEEE sensors journal, 2017, 17(22)：7425-7432.

[7] [7] HUANG Z, LI C W, LI S Q, et al. Equivalent wavelength self-mixing interferometry for displacement measurement[J]. Applied optics, 2016, 55(25)：7120- 7125.

[8] [8] GUO D M, SHI L H, YU Y G, et al. Micro-displacement reconstruction using a laser self-mixing grating interferometer with multiple-diffraction[J]. Optics express, 2017, 25(25)：31394-31406.

[9] [9] WANG X L, WEI Z, WANG R, et al. High-accuracy self-mixing interferometer based on multiple reflections using a simple external reflecting mirror[J]. Optoelectronics letters, 2018, 14(3)：161-163.

[10] [10] HUANG Z, SUN X G, LI C W. Self-mixing interference signal analysis based on Fourier transform method for vibration measurement[J]. Optical engineering, 2013, 52(5)：053601.

[11] [11] BERNAL O D, SEAT H C, ZABIT U, et al. Robust detection of non-regular interferometric fringes from a self-mixing displacement sensor using bi-wavelet transform[J]. IEEE sensors journal, 2016, 16(22) ： 7903-7910.

[12] [12] WEI Z, HUANG W C, ZHANG J, et al. Obtaining scalable fringe precision in self-mixing interference using an even-power fast algorithm[J]. IEEE photonics journal, 2017, 9(4)：6803211.

[13] [13] AMIN S, ZABIT U, BERNAL O D, et al. High resolution laser self-mixing displacement sensor under large variation in optical feedback and speckle[J]. IEEE sensors journal, 2020, 20(16)：9140-9147.

[14] [14] TAIMRE T, NIKOLIC M, BERTLING K, et al. Laser feedback interferometry：a tutorial on the self-mixing effect for coherent sensing[J]. Advances in optics and photonics, 2015, 7(3)：570-631.

[15] [15] LI J Y, NIU H S, NIU Y X. Laser feedback interferometry and applications：a review[J]. Optical engineering, 2017, 56(5)：050901.