Design of dual-band bandpass filter based on novel quad-mode resonator

Sun Jiuhui; Zhang Dewei; Wang Shuxing; Lü Dalong

doi:10.11884/hplpb201931.180371

[1] Qiang T, Wang C, Kim N Y. Highly selective dual-wideband bandpass filter using quad-mode resonators for WLAN and WIMAX applications［J］. Microwave & Optical Technology Letters, 2015, 57(6):1417-1423.

[2] Chen Y F, Dai Z J, Chiu C T, et al. Compact dual-band bandpass filter based on quarter wavelength stepped impedance resonators［J］. World Academy of Science, Engineering and Technology, International Journal of Electrical, Computer, Energetic, Electronic and Communication Engineering, 2016, 10(4):517-520.

[3] Wu G, Yang L, Xu Q. Miniaturised dual-band filter with high selectivity using split ring scheme［J］. Electronics Letters, 2015, 51(7):570-572.

[4] Gao S S, Sun S, Li J L, et al. Compact dual-mode dual-band bandpass filter with inside-outside-reversed dual-ring topology［J］. Electronics Letters, 2017, 53(9):624-626.

[5] Chen J X, Yum T Y, Li J L, et al. Dual-mode dual-band bandpass filter using stacked-loop structure［J］. IEEE Microwave & Wireless Components Letters, 2006, 16(9):502-504.

[6] Zhang Y P, Sun M. Dual-band microstrip bandpass filter using stepped-impedance resonators with new coupling schemes［J］. IEEE Transactions on Microwave Theory & Techniques, 2006, 54(10):3779-3785.

[7] Chuang M L, Wu M T, Tsai S M. Dual-band filter design using L-shaped stepped impedance resonators［J］. IET Microwaves, Antennas & Propagation, 2010, 4(7):855-0.

[8] Liu H, Liu F, Qin F, et al. Compact dual-band HTS bandpass filter using spirally asymmetric stepped-impedance resonators［J］. IEEE Transactions on Applied Superconductivity, 2016, 26(7):1-5.

[9] Zhang X Y, Chen J X, Xue Q, et al. Dual-band bandpass filters using stub-loaded resonators［J］. IEEE Microwave and Wireless Components Letters, 2007, 17(8):583-585.

[10] Yang S, Lin L, Chen J, et al. Design of compact dual-band bandpass filter using dual-mode stepped-impedance stub resonators［J］. Electronics Letters, 2014, 50(8):611-613.

[11] Chu Qing Xin, Li, et al. Dual-band filter using asymmetrical stub-loaded resonator with independently controllable frequencies and bandwidths［J］. Let Microwaves Antennas & Propagation, 2013, 7(9):729-734.

[12] Zhou K, Zhou C, Wu W. Substrate integrated waveguide dual-band filter with wide-stopband performance［J］. Electronics Letters, 2017, 53(16):1121-1123.

[13] Azad A R, Mohan A. Substrate integrated waveguide dual-band and wide-stopband bandpass filters［J］. IEEE Microwave & Wireless Components Letters, 2018, PP(99):1-3.

[14] Zhou K, Zhou C X, Wu W. Resonance characteristics of substrate-integrated rectangular cavity and their applications to dual-band and wide-stopband bandpass filters design［J］. IEEE Transactions on Microwave Theory & Techniques, 2017(99):1-14.

[15] Gao L, Zhang X Y. High-selectivity dual-band bandpass filter using a quad-mode resonator with source-load coupling［J］. IEEE Microwave and Wireless Components Letters, 2013, 23(9):474-476.

[16] Peng Y, Zhang L, Zheng Z, et al. High selective compact dual-band filter using ring resonator with quarter-wavelength stubs［J］. Electronics Letters, 2017, 53(24):1589-1591.

[17] Peng Y, Zhang L, Fu J, et al. Compact dual-band bandpass filter using coupled lines multimode resonator［J］. IEEE Microwave and Wireless Components Letters, 2015, 25(4):235-237.

[18] Liao C K, Chi P L, Chang C Y. Microstrip realization of generalized Chebyshev filters with box-like coupling schemes［J］. IEEE Transactions on Microwave Theory & Techniques, 2007, 55(1):147-153.