[1] P. Signoret, M. Myara, J. P. Tourrenc et al.. Bragg section effects on linewidth and lineshape in 1.55 μm DBR tunable laser diodes ［J］. IEEE Photon. Technol. Lett., 2004, 16(6):1429～1431

[2] Liu Yuan, Liu Jiqiao, Chen Weibiao. An all-fiber single frequency laser for eye-safe coherent Doppler wind lidar ［J］. Chinese J. Lasers, 2009, 36(7):1857～1860

[3] Wu Bo, Du Weimin, Hou Tianjin et al.. High power narrow linewidth fiber amplifier and laser linewidth ［J］. Chinese J. Lasers, 2009, 36(7):1866～1869

[4] Li Ning, Yang Jianhua, Wang Fei et al.. Effect of linewidth on measurement of CO2 by wavelength modulation absorption spectrometry using tunable diode laser ［J］. Chinese J. Lasers, 2008, 35(10):1567～1572

[5] Lwatsukik, H. Okamura, I. M. Saruwatar. Wavelength tunable single frequency and single polarization Er-doped fiber ring laser width 1.4 kHz linewidth ［J］. Electron. Lett., 1990, 26(24):2033～2034

[6] A. Debut, S. Randoux, I. J. Zermmour. Line-width narrowing in Brillouin lasers: Theoretical analysis ［J］. Phys. Rev. A, 2000, 62(2):023803

[7] Jia Yudong, Ou Pan, Yang Yuanhong et al.. Short fiber delayed self-heterodyne interferometer for ultranarrow laser linewidth measurement ［J］. Journal of Beijing University of Aeronautics and Astronautics, 2008, 34(5):568～571

[8] Namkyoo Park, W. Dawson Jay, J. Vahala Kerry. Linewidth and frequency jitter measurement of an erbium-doped fiber ring laser by using a loss-compensated delayed self-heterodyne interferometer ［J］. IEEE Photon. Technol. Lett., 1992, 4(9):1063～1066

[9] Qu Ronghui, Cai Haiwen. Narrow linewidth lasers with high stability ［J］. Infrared and Laser Engineering, 2009, 38(6):1033～1038

[10] L. E. Richter, H. I. Mandelberg, M. S. Kriger et al.. Linewidth determination form self-heterodyne measurements with subcoherence delay time ［J］. Quantum Electron. Lett., 1986, 22(11):2070～2074

[11] Liu Xiaobo. Measurement System Design and Implementation of Narrow Linewidth of Semiconductor Laser ［D］. Nanjing: Nanjing University of Science and Technology, 2009