[7] Hongxian Wang. Summary of the technology development of land inertial navigation system. Optics & Optoelectronic Technology, 17, 9(2019).

[8] Zhou Jian. Preliminary study on laser Doppler velocimeter f vehicle selfcontained navigation[D]. Changsha: National University of Defense Technology, 2011. (in Chinese)

[9] Hongjiang Chen, Xiaoming Nie, Mengcheng Wang. Vehicle integrated navigation system based on two dimensional laser Doppler velocimeter. Infrared and Laser Engineering, 47, 1217008(2018).

[10] Guo Wei, Jian Zhou, Xingwu Long. Analysis of signal-to-noise ratio and heterodyne efficiency for reference-beam laser Doppler velocimeter. Optics & Laser Technology, 44, 108-113(2012).

[11] Ruihang Yu, Shaokun Cai, Meiping Wu. A study of SINS/GNSS strapdown ground vehicle gravimetry test. Geophysical & Geochemical Exploration, 39, 67-71(2015).

[12] Tijing Cai, Junxiang Huang. Strapdown gravity passive navigation system. Piezoelectrics & Acoustooptics, 42, 661-665(2020).

[13] Jian Zhou, Xiaoming Nie. A novel laser Doppler velocimeter and its integrated navigation system with strapdown inertial navigation. Opt Laser Technol, 64, 319-323(2014).

[14] Wang Qi. Research on threedimensional laser Doppler velocimeter its application in inertial navigation[D]. Changsha: National University of Defense Technology, 2018. (in Chinese)

[15] Haiyuan Zhou, Liang Pan, Lijian Zhao, et al. Attitude error correction method for a shipboard single-shaft rotation modulation SINS. Journal of Inertial Technology, 156-159(2015).

[16] Qi Wang, Chunfeng Gao, Jian Zhou, et al. Calibration method of laser Doppler velocimeter based on Janus configuration in land integrated navigation. Infrared and Laser Engineering, 48, 0417003(2019).