[1] Seeds A J. Microwave photonics. IEEE Transactions on Microwave Theory and Techniques, 2002, 50(3): 877-887

[2] Chang C T, Cassaboom J A, Taylor H F. Fibre-optic delay-line devices for RF signal processing. Electronics Letters, 1977, 13(22): 678-680

[3] Moslehi B, Goodman J, Tur M, Shaw H J. Fiber-optic lattice signal processing. Proceedings of the IEEE, 1984, 72(7): 909-930

[4] Jackson K P, Newton S A, Moslehi B, Tur M, Cutler C C, Goodman J W, Shaw H J. Optical fiber delay-line signal processing. IEEE Transactions on Microwave Theory and Techniques, 1985, 33(3): 193-210

[5] Capmany J, Ortega B, Pastor D, Sales S. Discrete-time optical processing of microwave signals. Journal of Lightwave Technology, 2005, 23(2): 702-723

[6] Wilner K, van den Heuvel A P. Fiber-optic delay lines for microwave signal processing. Proceedings of the IEEE, 1976, 64(5): 805-807

[7] Zhang W, Yu G, Williams J A R. Tap multiplexed fibre gratingbased optical transversal filter. Electronics Letters, 2000, 36(20): 1708-1710

[8] Pastor D, Ortega B, Capmany J, Sales S, Martinez A, Muoz P. Optical microwave filter based on spectral slicing by use of arrayed waveguide gratings. Optics Letters, 2003, 28(19): 1802-1804

[9] Vidal B, Polo V, Corral J L, Marti J. Cost-effective photonic microwave filter employing tap reusing. In: Proceedings of International Topical Meeting on Microwave Photonics (MWP’03), 2003, 267-270

[10] Wang C C. High-frequency narrow-band single-mode fiber-optic transversal filters. Journal of Lightwave Technology, 1987, 5(1): 77-81

[11] Hunter D B, Minasian R A. Microwave optical filters using in-fiber Bragg grating arrays. IEEE Microwave and Guided Wave Letters, 1996, 6(2): 103-105

[12] You N, Minasian R A. Synthesis of WDM grating-based optical microwave filter with arbitrary impulse response. In: Proceedings of International Topical Meeting on Microwave Photonics (MWP’99), 1999, 1: 223-226

[13] Hunter D B, Minasian R A. Microwave optical filters based on a fiber Bragg grating in a loop structure. In: Proceedings of International Topical Meeting on Microwave Photonics (MWP’96), 1996, 273-276

[14] Hunter D B, Minasian R A. Photonic signal processing of microwave signals using an active-fiber Bragg-grating-pair structure. IEEE Transactions on Microwave Theory and Techniques, 1997, 45(8): 1463-1466

[15] You N, Minasian R A. A novel high-Q optical microwave processor using hybrid delay-line filters. IEEE Transactions on Microwave Theory and Techniques, 1999, 47(7): 1304-1308

[16] Zhou L N, Zhang X L, Xu E M, Huang D X. Q value analysis of a first-order IIR microwave photonic filter based on SOA. Acta Physica Sinica, 2009, 58(2): 1036-1041 (in Chinese)

[17] Chan E H W, Minasian R A. Reflective amplified recirculating delay line bandpass filter. Journal of Lightwave Technology, 2007, 25(6): 1441-1446