[1] P Rabinowitz, J Latourrette, G Gould. AFC optical heterodyne detector [J]. IEEE, 1963, 51(5): 857-858.
[2] L H. Enloe, J L Rodda. Laser phase-locked loop[J]. Proc IEEE, 1965, 53(2): 165-166.
[3] J Ye, J L Hall. Optical phase locking in the microradian domain: potential applications to NASA spaceborne optical measurements [J]. Opt Lett, 1999, 24(24): 1838-1840.
[4] W Liang, A Yariv, A Kewitsch, et al.. Coherent combining of the output of two semiconductor lasers using optical phase-lock loops [J]. Opt Lett, 2007, 32(4): 370-372.
[5] A M Marino, C R Stroud. Phase locked laser system for use in atomic coherence experiments [J]. Rev Sci Instrum, 2008, 79(1): 013104.
[6] D Hockel, M Scholz, O Benson. A robust phase locked diode laser system for EIT experiments [J]. Appl Phys B, 2009, 94(3): 429-435.
[7] L Ricci, M Weidemuller, T Esslinger, et al.. A compact grating-stabilized diode laser system for atomic physics [J]. Opt Commun, 1995, 117(5-6): 541-549.
[8] S Sternklar, S Weiss, M Segev, et al.. Beam coupling and locking of laser using photorefractive four-wave mixing [J]. Opt Lett, 1986, 11(8): 528-530.
[9] L Cacciapuoti, M de Angelis, M Fattori, et al.. Analog digital phase and frequency detector for phase locking of diode lasers [J]. Rev Sci Instrum, 2005, 76(5): 053111.
[10] Cheng Fengyu, Meng Zengming, Zhang Jing. Experiment of laser phase lock with source locking cw microwave frequency counter [J]. Journal of Shanxi University, 2012, 35(1): 79-84.
[11] T. J. Kane, E. A. P. Cheng. Fast frequency tuning and phase locking of diode pumped NdYAG ring lasers [J]. Opt Lett, 1988, 13(11): 970-972.
[12] J Appel, A MacRae, A I Lvovsky. A versatile digital GHz phase lock for external cavity diode lasers [J]. Meas Sci Technol, 2009, 20(5): 055302.
[13] Kang Huaguang, Chen Daqin. Fundamentals of Electronic Technology (Analog Circuit Part) [M]. Beijing: Higher Education Press, 1999. 421-423.