[1] Liu Yan′ge, Feng Xinghuan, Dong Xiaoyi. Progress in room-temperature stable multi-wavelength fiber laser technologies[J]. Chin. J. Lasers, 2007, 34(7): 883～894

[2] A. Bellemare, M. Karasek, M. Rochette et al.. Room temperature multifrequency erbium-doped fiber lasers anchored on the ITU frequency grid[J]. J. Lightwave Technol., 2000, 18(6): 825～831

[3] Talaverano, L. Abad, S. Jarabo et al.. Multiwavelength fiber laser sources with Bragg-grating sensor multiplexing capability[J]. J. Lightwave Technol., 2001, 19(4): 553～558

[4] Xueming Liu, C. Lu. Self-stabilizing effect of four-wave mixing and its applications on multiwavelength erbium-doped fiber lasers[J]. IEEE Photon. Technol. Lett., 2005, 17(12): 2541～2543

[5] Yong Wook Lee, B. Lee. Wavelength-switchable erbium-doped fiber ring laser using spectral polarization-dependent loss element[J]. IEEE Photon. Technol. Lett., 2003, 15(6): 795～797

[6] Zhanyuan Liu, Yan′ge Liu, Jiangbing Du et al.. Switchable triple-wavelength erbium-doped fiber laser using a single fiber Bragg grating in polarization-maintaining fiber[J]. Opt. Commun., 2007, 279(1): 168～172

[7] Feng Xinhuan, Sun Lei, Liu Yange et al.. Switchable and spacing tunable dual-wavelength erbium-doped fiber laser using a PM fiber Bragg grating[J]. Chin. J. Lasers, 2005, 32(2): 145～148

[8] G. Das, J. W. Y. Lit. Wavelength switching of a fiber laser with a Sagnac loop reflector[J]. IEEE Photon. Technol. Lett., 2004, 16(1): 60～62

[9] A. Cucinotta, S. Dallargine, S. Selleri et al.. Modeling of erbium doped fiber ring laser[J]. Opt. Commun., 1997, 141(15): 21～24

[10] S. Selvakennedy et al.. Design optimisation of erbium-doped fibre ring laser through numerical simulation[J]. Opt. Commun., 1999, 170(9): 247～253

[11] C. Randy Giles, E. Desurvire. Modeling erbium-doped fiber amplifiers[J]. J. Lightwave Technol., 1991, 9(2): 271～283

[12] Yu Qian, Cui Jingcui, Wang Sihai et al.. A new method for the numerical simulation of erbium doped fiber amplifiers[J]. Chin. J. Lasers, 1999, 26(7): 585～588

[13] E. Desurvire, J. L. Zyskind, J. R. Simpson. Spectral gain hole-burning at 1.53 μm in erbium-doped fiber amplifiers[J]. IEEE Photon. Technol. Lett., 1990, 2(4): 246～248