[1] [1] Ye Shengxiang. Accurate Measurement about Photoelectric Shift[M]. Chengdu: Science and Technology Press, 2003: 4-7.

[2] [2] Yu Hai, Wan Qiuhua, Wang Shujie, et al.. Dynamic errors analysis of small absolute photoelectric encoder[J]. Chiese J Lasers, 2013, 40(8): 0808004.

[3] [3] Zhao Yan. The Research of Velocity Measurement Witch Encoder[D]. Changchun: Changchun Institute of Optics Fine Mechanics and Physics, Chinese Academy of Sciences, 2003.

[4] [4] Song Gang, Qin Yuexia, Zhang Kai, et al.. Approach and realization to improve the measuring accuracy with resolution encoder[J]. Journal of Shanghai Jiaotong University, 2002, 36(8): 1169-1172.

[5] [5] Wen Xiaoyan, Zheng Qionglin, Wei Kekang, et al.. Typical issue analysis and corresponding strategy for incremental encoder speed measurement[J].Trans China Electro-Technical Society, 2010, 27(2): 185-189.

[6] [6] Li Yongjun, Fan Yongkun, Yang Hui. Study on filtering technology for photoelectric encoder[J]. Process Automation Instrum Entation, 2008, 29(7): 21-23.

[7] [7] Wang Shuai, Wang Jianli, Chen Tao, et al.. Application of the nonlinear tracking-differentiator in velocity estimation on optical encoder[J]. Infrared and Laser Engineering, 2009, 38(5): 849-853.

[8] [8] Wang Hui, Hu Jianhua, Wang Shenhang. Angular position fitting velocity detection of incremental oрtical encoder[J]. Instrument Technique and Sensor, 2014, (10): 99-101.

[9] [9] Jiang Qingming, Yang Xu, Gan Yongmei, et al.. A new way of measuring velocity and acceleration based on photoelectric encoder [J]. Microcomputer Information, 2004, 20(6): 48-50.

[10] [10] Naveen K B, Richard C K. New learning algorithm for high-quality velocity measurement from low-cost optical encoders[C]. IEEE Instrumentation and Measurement Technology Conference Proceedings, 2008.

[11] [11] Se-Han Lee, Jae-Bok Song. Accleration estimator for low-velocity and low-acceleration regions based on encoder position data[J]. IEEE/ASME Transactions on Mechatronics, 2001, 6(1): 58-64.

[12] [12] R J E Merry, M J G Van, D E Molengraft, et al.. Velocity and acceleration estimation for optical incremental encoders[J]. Mechatronics, 2010, 20(1): 20-26.

[13] [13] Huang Fajun, Wan Qiuhua, Yang Shouwang. Method of velocity measurement based on moire fringe and nonlinear tracking differentiator[J]. Infrared and Laser Engineering, 2014, 43(6): 1930-1935.

[14] [14] Jiao Dongsheng, Zhang Xiubin, Ying Junhao, et al.. The research of velocity measurement based on orthogonal photoelectric endcoder[J]. Microcomputer Application, 2010, 26(10): 13-15.

[15] [15] Zuo Yang, Long Kehui, Zhou Lei, et al.. Design for spaceborne multi-turn photoelectric encoder of dual numerical system[J]. Laser & Optoelectronics Progress, 2015, 52(2): 022801.

[16] [16] Zuo Yang, Long Kehui, Liu Jinguo, et al.. Analysis and processing of morie fringe signals based on non-uniform sampling[J]. Optics and Precision Engineering, 2015, 23(4): 1146-1152.

[17] [17] Feng Yingqiao, Wan Qiuhua. Interpolation error calibration method of small photoelectric encoders[J]. Chinese Journal of Scientific Instrument, 2013, 34(6): 1374-1379.