[1] Capmany J, Pastor D, Ortega B et al. Optical processing of microwave signals[C]∥International Topical Meeting on Microwave Photonics MWP 2000, September 11-13, 2000, Oxford, UK., 241-244(2000).
[2] Martí J, Ramos F, Laming R I. Photonic microwave filter employing multimode optical sources and wideband chirped fibre gratings[J]. Electronics Letters, 34, 1760-1761(1998).
[3] Pastor D, Capmany J. Fibre optic tunable transversal filter using laser array and linearly chirped fibre grating[J]. Electronics Letters, 34, 1684-1685(1998).
[4] Capmany J, Pastor D, Ortega B. Experimental demonstration of tunability and transfer function reconfiguration in fibre-optic microwave filters composed of linearly chirped fibre grating fed by laser array[J]. Electronics Letters, 34, 2262-2264(1998).
[5] Capmany J, Pastor D, Ortega B. Efficient sidelobe suppression by source power apodisation in fibre optic microwave filters composed of linearly chirped fibre grating by laser array[J]. Electronics Letters, 35, 640-642(1999).
[6] Taylor J D, Chen L R, Gu X J. Simple reconfigurable photonic microwave filter using an arrayed waveguide grating and fiber Bragg gratings[J]. IEEE Photonics Technology Letters, 19, 510-512(2007).
[7] Chi H, Zhang X M, Shen L F. Tunable photonic microwave filters based on fibre loop[J]. Journal of Optoelectronics·laser, 17, 17-19(2006).
[8] Zhang W. Williams J A R. Fibre optic bandpass transversal filter employing fibre grating arrays[J]. Electronics Letters, 35, 1010-1011(1999).
[9] Zhang W. Williams J A R, Zhang L, et al. Optical fiber grating based Fabry-Perot resonator for microwave signal processing[C]∥Conference on Lasers and Electro-Optics (CLEO 2000). Technical Digest, May 7-12, 20, 330-331(2000).
[10] Hunter D B, Minasian R A. High Q microwave optical filters using an active fiber grating pair structure[C]∥Proceedings of Optical Fiber Communication Conference, February 16-21, 1997, Dallas, TX, USA., 340-341(1997).
[11] Wang Q, Yao J P. Multitap photonic microwave filters with arbitrary positive and negative coefficients using a polarization modulator and an optical polarizer[J]. IEEE Photonics Technology Letters, 20, 78-80(2008).
[12] Yao J P, Wang Q. Photonic microwave bandpass filter with negative coefficients using a polarization modulator[J]. IEEE Photonics Technology Letters, 19, 644-646(2007).
[13] Wang Q, Yao J P, Bull J D. Negative tap photonic microwave filter based on a Mach-Zehnder modulator and a tunable optical polarizer[J]. IEEE Photonics Technology Letters, 19, 1750-1752(2007).
