[1] [1] A. Galtarossa, M. Schiano, C. G. Someda et al.. Two different methods for measuring polarization mode dispersion in singlemode fibres [J]. Electron. Lett., 1991, 27:2292～2293

[2] [2] N. Gisin, J. P. Pellaux. Polarization mode dispersion: time versus frequency domains [J]. Opt. Comm., 1992, 89:316～323

[3] [3] N. Gisin, R. Passy, J. P. Von der Weid. Definitions and measurements of polarization mode dispersion: interferometric versus fixed analyzer methods [J]. IEEE Photon. Technol. Lett., 1994, 6(6):730～732

[4] [4] Zou Linsen, Lei Fei. The measurement of polarization mode dispersion in single mode optical fibers by optical spectrum analyzer [J]. Journal of China Institute of Communications , 1999, 20:75～78 (in Chinese)

[5] [5] Lei Fei. Fiber polarization mode dispersion testing instrument [J]. Study on Optical Communications, 1999, 94:38～40

[7] [7] D. B. Mortinore. Fiber loop reflectors [J]. J. Lightwave Technol., 1988, 6(7):1217～1224

[8] [8] T. A. Birks, P. Morkel. Jones calculus analysis of single-mode fiber Sagnac reflector [J]. Appl. Opt., 1988, 27(15):3107～3113