[1] [1] Philippe Ciprut, B. Gisin, Nicolas Gisin et al.. Second-order polarization mode dispersion: impact on analog and digital transmissions[J]. J. Lightwave Technol., 1998, 16(5): 757～771

[8] [8] F. Roy, C. Francia, F. Bruyere et al.. A simple dynamic polarization mode dispersion compensator[J]. Elecron. Lett., 1999, 35: 275～278

[9] [9] N. Kikuchi. Analysis of signal degree of polarization degradation used as control signal for optical polarization mode dispersion compensation[J]. J. Lightwave Technol., 2001, 19(4): 480～486

[10] [10] J. C. Rasmussen, A. Isomura, G. Ishikawa. Automatic compensation of polarization mode dispersion for 40 Gb/s transmission systems[J]. J. Lightwave Technol., 2002, 20(12): 2101～2109

[11] [11] Y. Zheng, X. G. Zhang, G. T. Zhou et al.. Automatic PMD compensation experiment with particle swarm optimization and adaptive dithering algorithms for 10-Gb/s NRZ and RZ formats[J]. Quant. Electonics, 2004, 40(4): 427～435

[12] [12] G. J. Foschini, C. D. Poole. Statistical theory of polarization dispersion in single mode fibers[J]. J. Lightwave Technol., 1991, 9(11): 1439～1456

[13] [13] C. Xie, L. Moller, R. M. Jopson et al.. Efficiency of different feedback signals for polarization mode dispersion compensators[C]. C. OFC2004 WE4

[14] [14] R. Noe, D. Sandel, M. Yoshida-Dierolf. Polarization mode dispersion compensation at 10, 20, and 40 Gb/s with various optical equalizers[J]. J. Lightwave Technol., 1999, 17(9): 1602～1616

[15] [15] H. Sunnerud, Chongjin Xie, M. Karlsson et al.. A comparison between different PMD compensation techniques[J]. J. Lightwave Technol., 2002, 20(3): 368～378

[16] [16] G. Tao, P. V. Kokotovic. Adaptive control of plants with unknown hystereses[J]. IEEE Transactions on Automatic Control,1995, 40(2): 200～212