[1] S Amin, U Zabit, O D Bernal, et al. High resolution laser self-mixing displacement sensor under large variation in optical feedback and speckle. IEEE Sensors Journal, 20(16), 9140-9147(2020).

[2] Y Li, W Chun, N Yang, et al. Optically mutual-injected terahertz quantum cascade lasers for self-mixing velocity measurements. Optics Express, 27(19), 27076-27087(2019).

[3] J Chen, H Zhu, W Xia, et al. Self-mixing birefringent dual-frequency laser Doppler velocimeter. Optics Express, 25, 560-572(2017).

[4] Y Yang, X Li, H Li, et al. Acceleration sensor based on laser self-mixing interference. Acta Optica Sinica, 33, 0228003(2013).

[5] W Chen, S Zhang, X Wu. Angle measurement with laser feedback instrument. Optics Express, 21, 8044-8050(2013).

[6] D Guo, H Jiang, L Shi, et al. Laser self-mixing grating interferometer for MEMS accelerometer yesting. IEEE Photonics Journal, 10, 6800609(2018).

[7] W Zhu, Q Chen, Y Wang, et al. Improvement on vibration measurement performance of laser self-mixing interference by using a pre-feedback mirror. Optics and Lasers in Engineering, 105, 150-158(2018).

[8] C Jiang, X Wen, S Yin, et al. Multiple self-mixing interference based on phase modulation and demodulation for vibration measurement. Applied Optics, 56, 1006-1011(2017).

[9] K Kou, X Li, Y Yang, et al. Self-mixing interferometry based on all phase FFT for high-precision displacement measurement. Optik International Journal for Light & Electron Optics, 126, 356-360(2015).

[10] Y Tao, M Wang, D Guo. Compound cavity theory of resonant phase modulation in laser self-mixing ultrasonic vibration measurement. Optical Engineering, 55, 0741071(2016).

[11] D Guo. Quadrature demodulation technique for self-mixing interferometry displacement sensor. Optics Communications, 284, 5766-5769(2011).

[12] Y Yu, Y Fan, J Xi, et al. Improving the measurement performance for a self-mixing interferometry-based displacement sensing system. Applied Optics, 50, 5064-5072(2011).

[13] E M Randone, S Donati. Self-mixing interferometer: Analysis of the output signals. Optics Express, 14, 9188-9196(2006).

[14] [14] Donati S, Giuliani G. Analysis of the signal amplitude regimes in injection detection using laser diodes[C]Proceedings of SPIE the International Society f Optical Engineering, 2000, 3944: 639644.

[15] P Kong, H Yang, G Zang, et al. Advances in laser speckle flowgraphy technique. Optical Technique, 40, 21-26(2014).

[16] A S Alexandrova, V Tzoganis, C P Welsch. Laser diode self-mixing interferometry for velocity measurements. Optical Engineering, 54, 034104(2015).

[17] Z Huang, C Li, S Li, et al. Speckle affected fringe detection based on three envelope extraction for self-mixing displacement measurement. Optics Communications, 392, 100-108(2017).

[18] B Gao, Q Chen, C Jiang, P Chen. Rotation speed measurement based on self-mixing speckle interference. Optics Communications, 428, 110-112(2018).

[19] Binku Gao, Haoran Li, Chen Qing. Measurement of rotation speed based on self-mixing speckle interference. Optical Technique, 45, 188-191(2019).

[20] L Chang, Q Xue, H Ye, et al. Normalized LMS filtering of self-mixing interference signal with varying frequency. Destech Transactions on Computer Science and Engineering, 27870, 457-461(2019).

[21] C L Jiang, Z H Zhang, C W Li. Vibration measurement based on multiple self-mixing interferometry. Optics Communications, 367, 227-233(2016).

[22] [22] Jiang C L. Research of vibration measurement technology based on multiple selfmixing interference[D]. Harbin: Harbin Institute of Technology, 2017: 1018. (in Chinese)

[23] X Y Zhang, W Y Gu, C L Jiang, et al. Velocity measurement based on multiple self-mixing interference. Applied Optics, 56, 6709-6713(2017).

[24] Y T Zhang, R Wang, Z Wei, et al. Broad Range and high precision self-mixing interferometer based on spectral analysis with multiple reflections. IEEE Sensors Journal, 19, 926-932(2019).

[25] H F Sun, Y T Zhang, H Q Chen, et al. Large-range nanoscale self-mixing interferometer based on multiple reflections and even-power fast algorithm. Optics Communications, 443, 160-165(2019).

[26] L W Kong, W K Cai, L H Shi, et al. Micro-displacement measurement technology based on Littrow-configured laser feedback grating interference. Chinese Journal of Lasers, 46, 224-229(2019).

[27] Y Zhao, B Zhang, L Han. Laser self-mixing interference displacement measurement based on VMD and phase unwrapping. Optics Communications, 456, 1245881-1245882(2020).

[28] Z H Zhang, L Q Sun, C W Li. Laser self-mixing interferometry for micro-vibration measurement based on inverse Hilbert transform. Optical Review, 27(1), 90-97(2020).

[29] C Y Guo, R Wu. Improvement of real-time tracking measurement algorithm for optical feedback self-mixing interference displacement. Modern Electronics Technique, 41, 116-119(2018).

[30] Z H Zhang, C W Li, Z Huang. Vibration measurement based on multiple Hilbert transform for self-mixing interferometry. Optics Communicationa, 436, 192-196(2019).

[31] X Wang, X Song, R Tan, et al. Micro-vibration measurement based on current modulation and secondary feedback self-mixing interference technology. Optical Review, 26, 241(2019).

[32] Z H Zhang, F L Wang, T Yuan, et al. Multiple self-mixing interferometry based on lock-in amplifer analysis for vibration measurement. Optical Review, 27, 313-320(2020).

[33] Z H Zhang, Y D Tan. Third-generation laser interference——Breakthrough in solid-state mirochip laser self-mixing measurement technology. Measurement Technology, 38, 43-59(2018).

[34] Y D Tan, S L Zhang, S Zhang, et al. Response of microchip solid-state laser to external frequency-shifted feedback and its applications. Scientific Reports, 3, 1-10(2013).

[35] Y Wu, Y D Tan, Zhaoli Zeng, et al. High-performance HeNe laser feedback interferometer with birefringence feedback cavity scanned by piezoelectric transducer. Review of Scientific Instruments, 84, 0561031-0561033(2013).

[36] K Y Zhu, B Guo, S L Zhang, et al. Single-spot two-dimensional displacement measurement based on self-mixing interferometry. Optica, 4, 729-735(2017).

[37] M F Li, Y F Wang, X S Jiang, et al. Free-space self-interference microresonator with tunable coupling regimes. Applied Physics Letter, 117, 0311061-0311065(2020).

[38] [38] Capelli G, Bollati C, Giuliani G. Noncontact moniting of heart beat using optical laser diode vibrocardiography[C]International Wkshop on Biophotonics, 2011: 13.

[39] A Arasanz, F J Azcona, S Royo, et al. A new method for the acquisition of arterial pulse wave using self-mixing interferometry. Optics & Laser Technology, 63, 98-104(2014).

[40] [40] Wei Y B. Researches of sensing applications based on laser selfmixing interference effect[D]. Xiamen: Xiamen University, 2017: 4446. (in Chinese)

[41] Y Wei, X Wang, W Huang. Double-path acquisition of pulse wave transit time and heartbeat using self mixing interferometry. Optics Communications, 393, 178-184(2017).

[42] B Yang, D Wang, L Zhou, et al. A ultra-small-angle self-mixing sensor system with high detection resolution and wide measurement range. Optics & Laser Technology, 91, 92-97(2017).

[43] B Yang, C Wang, Z Jun, et al. A small-angle self-mixing measurement system with improved detection resolution based on a rotatable pentagonal prism. Optics Communications, 429, 29-34(2018).

[44] J G Zhong, Z Q Liang, S P Li. Parameter optimization and direction recognition in angle measurement by laser self-mixing interference. Optics and Precision Engineering, 24, 1003-1007(2016).

[45] Y K Zhao, R Xiang, Z T Huang, et al. Research on the multi-longitudinal mode laser self-mixing static angle-measurement system using a right-angle prism. Measurement, 162, 107906(2020).

[46] C J Zhu, H H Xu, H T Zhang, et al. High precision angle measurement method based on laser self-mixing interference. Laser & Infrared, 50, 37-41(2020).

[47] Y Zhao, X Fan, C Wang, et al. An improved intersection feedback micro-radian angle-measurement system based on the Laser self-mixing interferometry. Optics and Lasers in Engineering, 126, 105866(2020).

[48] S Donati, M Norgia. Self-mixing interferometry for biomedical signals sensing. IEEE Journal of Selected Topics in Quantum Electronics, 20, 6900108(2014).

[49] S M S Kazmi, E Faraji, M A Davis, et al. Flux or speed? Examining speckle contrast imaging of vascular flows. Biomedical Optics Express, 6, 236031(2015).

[50] S G O Semyachkina-Glushkovskaya, A A A Abdurashitov, A P A Pavlov, et al. Laser speckle imaging and wavelet analysis of cerebral blood flow associated with the opening of the blood-brain barrier by sound. Chinese Optics Letters, 15, 090002(2017).

[51] C Yanez, J F Azcona, S Royo. Confocal flowmeter based on self-mixing interferometry for real-time velocity profiling of turbid liquids flowing in microcapillaries. Optics Express, 27, 24340-24352(2019).

[52] Y Zhao, X F Shen, J W Yu, et al. Self-mixing interferometry-based micro flow cytometry system for label-free cells classification. Applied Sciences, 10, 478(2020).

[53] Y D Tan, S L Zhang, C X Xu, et al. Inspecting and locating foreign body in biological sample by laser confocal feedback technology. Applied Physics Letters, 103, 1019091(2013).

[54] Y D Tan, W P Wang, C X Xu, et al. Laser confocal feedback tomography and nano-step height measurement. Scientific Report, 2971, 1-7(2013).

[55] A Mowla, B W Du, T Taimre, et al. Confocal laser feedback tomography for skin cancer detection. Biomedical Optics Express, 8, 4037-4048(2017).

[56] K Y Zhu, B R Zhou, Y Y Lu, et al. Ultrasound-modulated laser feedback tomography in the reflective mode. Optics Letters, 44, 5415-5417(2019).

[57] L Y Lim, K Bertling, T Taimre, et al. Coherent imaging using laser feedback interferometry with pulsed-mode terahertz quantum cascade lasers. Optics Express, 27, 10221-10233(2019).

[58] K Wang, M Cao, P Liu. A method of human eye parameter measurement based on laser self-mixing interference. Journal of Russian Laser Research, 41, 197-206(2020).

[59] B R Zhou, Z H Wang, X J Shen, et al. High-sensitivity laser confocal tomography based on frequency-shifted feedback technique. Optics and Lasers in Engineering, 129, 106059(2020).