[1] R. V. Pound. Electronic frequency stabilization of microwave oscillators[J]. Rev. Sci. Instrum., 1946, 17(11): 490~505
[2] R. W. P. Drever, J. L. Hall, F. V. Kowalski et al.. Laser phase and frequency stabilization using an optical resonator[J]. Appl. Phys. B, 1983, 31(2): 97~107
[3] Li Jian, Wu Ling′an. Phase modulation locked optical resonator [J]. Acta Optica Sinica, 1995, 15(12): 1641~1645
[4] Su Hong, Zhang Yun, Wang Hai et al.. Theoretical analysis of nonideal phase-modulation side-band system to lock OPO cavity[J]. Chinese J. Quant. Electron., 2001, 18(4): 297~299
[5] Wang Zixin, Xie Xiangsheng, Guo Jing et al.. Phase locking and control system of laser field over a large range [J]. Acta Optica Sinica, 2006, 26(6): 948~953
[6] Deng Yongkai, Li Ye, Cao Jianping et al.. Suppression of fluctuation of residual amplitude modulation in electro-optical phase modulators [J]. Acta Optica Sinica, 2006, 26(7): 1063~1068
[7] Li Chuanliang, Deng Lunhua, Yang Xiaohua et al.. External optical cavity locked by laser frequency[J]. Acta Optica Sinica, 2009, 29(10): 2822~2825
[8] D. A. Shaddock, M. B. Gray, D. E. McClelland. Frequency locking a laser to an optical cavity using spatial mode interference[J]. Opt. Lett., 1999, 24(21): 1499~1501
[9] B. J. J. Slagmolen, D. A. Shaddock, M. B. Gray et al.. Frequency stability of spatial mode interference (tilt) locking[J]. IEEE J. Quant. Electron., 2002, 38(11): 1521~1528
[10] D. J. Ottaway, M. B. Gray, J. Munch et al.. Stabilization of injection-locked lasers using spatial mode interference[J]. IEEE J. Quant. Electron., 2001, 37(5): 653~657
[11] Wang Jing, Yang Baodong, He Jun et al.. Influence of the bandwidth of feedback loop in frequency stabilization of external-cavity diode laser by polarization spectroscopy[J]. Acta Optica Sinica, 2009, 29(2): 425~430
[12] B. C. Young, F. C. Cruz, W. M. Itano et al.. Visible lasers with subhertz linewidths[J]. Phys. Rev. Lett., 1999, 82(19): 3799~3802
[13] C. Salonon, D. Hils, J. L. Hall. Laser stabilization at the millihertz level[J]. J. Opt. Soc. Am. B, 1988, 5(8): 1576~1587
[14] Lü Liqiang, Du Runchang, Liu Chaoyang et al.. Laser frequency stabilization of coherent population trapping atomic frequency standard realized with digital servo[J]. Chinese J. Lasers, 2009, 36(6): 1411~1415
[15] Lin Yige, Chen Weiliang, Li Tianchu et al.. First harmonic saturated absorption frequency stabilization of lasers using sampling integration technique[J]. Chinese J. Lasers, 2009, 36(5): 1075~1079
[16] T. T. -Y. Lam, B. J. J. Slagmolen, J. H. Chow et al.. Digital laser frequency stabilization using an optical cavity[J]. IEEE J. Quant. Electron., 2010, 46(8): 1178~1183
[17] E. Canuto, F. Musso, L. Massotti. Automation and control of Fabry-Perot interferometers[J]. IEEE Trans. Ind. Electron., 2007, 54(2): 848~857
[18] Wang Yiqiu, Wang Qingji, Fu Jishi et al.. Quantum Frequency Standard Theorem[M]. Beijing: Science Press, 1986. 249~253
[19] Yang Haijing, Wang Yanhua, Zhang Tiancai et al.. Modulation-free frequency stabilization of a laser based on a confocal Fabry-Perot cavity[J]. Chinese J. Lasers, 2006, 33(3): 316~320