[1] [1] Won R. Microwave photonics shines［J］. Nature Photonics, 2011, 5(12): 736.

[2] [2] Pappert S A, Krantz B. RF photonics for radar front-ends［C］// 2007 IEEE Radar Conf., 2007: 965-970.

[5] [5] Xu K. Microwave photonics integrated system and its applications［C］// Optoelectronic Devices and Integration. Optical Society of America, 2014: OTh2C. 2.

[6] [6] Marpaung D, Yao J, Capmany J. Integrated microwave photonics［J］. Nature Photonics, 2019, 13(2): 80-90.

[7] [7] Capmany J, Ortega B, Pastor D. A tutorial on microwave photonic filters［J］. J. of Lightwave Technol., 2006, 24(1): 201-229.

[9] [9] Dou Y, Zhang H, Yao M. Generation of flat optical-frequency comb using cascaded intensity and phase modulators［J］. IEEE Photon. Technol. Lett., 2012, 24(9): 727-729.

[10] [10] Meijerink A, Roeloffzen C G H, Meijerink R, et al. Novel ring resonator-based integrated photonic beamformer for broadband phased array receive antennas—Part Ⅰ: Design and performance analysis［J］. J. of Lightwave Technol., 2009, 28(1): 3-18.

[11] [11] OConnor S R, Gross M C, Dennis M L, et al. Experimental demonstration of RF photonic downconversion from 4~40GHz［C］// Proc. of IEEE 2009 Inter. Topical Meeting on Microwave Photonics, 2009: 1-3.

[12] [12] Li Y, Wang R, Herczfeld P, et al. RF frequency down-conversion with quadratic electro-optic effect［C］// Digest of IEEE 2009 IEEE MTT-S Inter. Microwave Symp., 2009: 153-156.

[13] [13] Urick V J, Williams K J, McKinney J D. Fundamentals of Microwave Photonics［M］. New York: John Wiley & Sons, 2015.