[2] CAPMANY J, ORTEGA B, PASTOR D. A tutorial on microwave photonic filters[J]. Journal of Lightwave Technology, 2006, 24(1): 201-229.
[3] MINASIAN R A. Photonic signal processing of microwave signals[J].IEEE Transactions on. Microwave. Theory and Techniques, 2006, 54(2): 832-846.
[4] XUE Xiao-xiao, ZHENG Xiao-ping, ZHANG Han-yi, et al. Widely tunable single-bandpass microwave photonic filter employing a non-sliced broadband optical source[J]. Optics Express, 2011, 19(19): 18423-18429.XUE Xiao-xiao, ZHENG Xiao-ping, ZHANG Han-yi, et al. Highly reconfigurable microwave photonic single bandpass filter with complex continuous time impulse responses[J]. Optics Express, 2012, 20(24): 26929- 26934.
[5] XU En-ming, WANG Fei, LI Pei-li. Switchable and tunable microwave photonic filter based on reflective semiconductor optic amplifier[J]. Microwave and Optical Technology Letters,2014, 56(1): 198-201.
[6] LI Zhen, CHEN Zhe, HSIAO V K S, et al. Optically tunable chirped fiber Bragg grating[J]. Optics Express, 2012, 20(10): 10827-10832.
[7] ZHANG Z X, YE Z Q, SANG M H, et al. Nonlinear-polarization-rotation based multi-wavelength erbium-doped fiber lasers with highly nonlinear fiber[J]. Laser Physics, 2011, 21(10): 1820-1824.
[8] ZHOU Jun-qiang, FU Song-nian, LUAN Feng, et al. Tunable multi-tap bandpass microwave photonic filter using a windowed Fabry-Pérot filter-based multi-wavelength tunable laser[J]. Journal of Lightwave Technology, 2011,29(22):3381-3386.
[9] ZHANG Ya-mei, PAN Shi-long. Complex Coefficient Microwave Photonic Filter Using a Polarization-Modulator-Based Phase Shifter[J]. Photonics Technology Letters, 2013, 25(2):187-189.
[10] SUN Guo-yong, ZHOU Ying-wu, HU Yi-hui, et al. Broadly tunable fiber laser based on merged Sagnac and intermodal interferences in few-mode high-birefringence fiber loop mirror[J]. Photonics Technology Letters, 2010, 22(11): 766-768.
[11] JAVIER A, ANTONIO D, JOSE L, et al. Continuously tunable microwave photonic filter using a multi-wavelength fiber laser[J]. Photonics Technology Letters, 2012, 24(23): 2129-2131.
[12] ZHANG Jie-jun, GAO Liang, YAO Jian-ping. Tunable optoelectronic oscillator incorporating a single passband microwave photonic filter[J]. Photonics Technology Letters, 2014, 26(4): 326-329.
[13] HANSEN K, IMAM H. Photonic crystal fiber[J]. Optik & Photonik, 2010, 5(2):37-41.
[14] SHENG Yong, LU Ju, YAO Gao-feng, et al. Analysis of high birefringent and confinement loss of elliptical air-holes rectangular photonic crystal fiber[J]. Acta Photonica Sinica, 2014, 43(S1): 0106008.
[15] JIANG Ling-hong, ZHENG Yi, ZHENG Kai, et al. Investigation of a liquid-core photonic crystal fiber with high birefringence[J]. Acta Photonica Sinica, 2014, 43(9): 0906003.