1. Karthikeyan, S. S. and R. S. Kshetrimayum, "Harmonic suppression of parallel coupled microstrip line bandpass filter using CSRR," Progress In Electromagnetics Research Letters, Vol. 7, 193-201, 2009.
doi:10.2528/PIERL08122602
2. Chin, K.-S. and D.-J. Chen, "Novel microstrip bandpass filters using direct-coupled triangular stepped-impedance resonators for spurious suppression," Progress In Electromagnetics Research Letters, Vol. 12, 11-20, 2009.
doi:10.2528/PIERL09090602
3. Liu, H.-W., L. Shen, Z.-C. Zhang, J.-S. Lim, and D. Ahn, "Dual-mode dual-band bandpass filter using defected ground waveguide," Electronics Letters, Vol. 46, No. 13, 895-897, 2010.
doi:10.1049/el.2010.1034
4. Chen, J. X., T. Y. Yum, J.-L. Li, and Q. Xue, "Dual-mode dual-band bandpass filter using stacked-loop structure," IEEE Microwave and Wireless Components Letters, Vol. 16, No. 9, 502-504, 2006.
doi:10.1109/LMWC.2006.880705
5. Wang, J., L. Ge, K.Wang, and W.Wu, "Compact microstrip dual-mode dual-band bandpass filter with wide stopband," Electronics Letters, Vol. 47, No. 4, 263-265, 2011.
doi:10.1049/el.2010.3196
6. Hsu, C.-Y., C.-Y. Chen, and H.-R. Chuang, "A miniaturized dual-band bandpass filter using embedded resonators," IEEE Microwave Wireless Components Letters, Vol. 21, No. 2, 658-660, 2011.
doi:10.1109/LMWC.2011.2172592
7. Zheng, S.-Y. and W.-S. Chan, "Compact dual-band bandpass patch filter using coplanar waveguide feed method," Electronics Letters, Vol. 48, No. 23, 1475-1476, 2012.
doi:10.1049/el.2012.2817
8. Fu, S., B.Wu, J. Chen, S.-J. Sun, and C.-H. Liang, "Novel second-order dual-mode dual-band filters using capacitance loaded square loop resonator," IEEE Transactions on Microwave Theory and Techniques , Vol. 60, 477-483, 2012.
doi:10.1109/TMTT.2011.2181859
9. Mashhadi, M. and N. Komjani, "Design of dual-band bandpass filter with wide upper stopband using SIR and GSIR structures," Progress In Electromagnetics Research C, Vol. 32, 221-232, 2012.
10. Mashhadi, M. and N. Komjani, "Design of novel dual-band bandpass filter with multi-spurious suppression for WLAN application," Journal of Electromagnetic Waves and Applications, Vol. 26, No. 7, 851-862, 2012.
doi:10.1080/09205071.2012.710351
11. Wolff, I., "Microstrip bandpass filter using degenerate modes of a microstrip ring resonator," Electronics Letters, Vol. 8, No. 12, 302-303, 1972.
doi:10.1049/el:19720223
12. Tan, B.-T., J.-J. Yu, S.-T. Chew, M.-S. Leong, and B.-L. Ooi, "A miniaturized dual-mode ring bandpass filter with a new perturbation," IEEE Microwave and Wireless Components Letters, Vol. 53, No. 1, 343-345, Jan. 2005.
13. Huang, X.-D. and C.-H. Cheng, "A novel coplanar-waveguide bandpass filter using a dual-mode square-ring resonator," IEEE Microwave and Wireless Components Letters, Vol. 16, No. 1, 13-15, Jan. 2006.
doi:10.1109/LMWC.2005.861358
14. Kang, W., W. Hong, and J.-Y. Zhou, "Performance improvement and size reduction of microstrip dual-mode bandpass filter," Electronics Letters, Vol. 44, No. 6, 421-422, Mar. 2008.
doi:10.1049/el:20080285
15. Hong, J.-S., H. Shaman, and Y.-H. Chun, "Dual-mode microstrip open-loop resonators and filters," IEEE Transactions on Microwave Theory and Techniques, Vol. 55, No. 8, 1764-1770, Aug. 2007.
doi:10.1109/TMTT.2007.901592
16. Lee, J. and Y. Lim, "Dual-band bandpass filter using dual-mode resonators," Microwave and Optical Technology Letters, Vol. 53, No. 11, 2515-2517, Nov. 2011.
17. Li, Y.-C., H. Wong, and Q. Xue, "Dual-mode dual-band bandpass filter based on a stub-loaded patch resonator," IEEE Microwave and Wireless Components Letters, Vol. 21, No. 10, 525-527, Oct. 2011.
doi:10.1109/LMWC.2011.2164394
18. Luo, S., L. Zhu, and S. Sun, "A dual-mode dual-band bandpass filter using a single ring resonator," APMC: Asia Pacific Microwave Conference, Vol. 1--5, 921-924, 2009.
19. Baik, J.-W., S. Pyo, W.-S. Yoon, and Y.-S. Kim, "Dual-mode dual-band bandpass filter for single substrate configuration," Electronics Letters, Vol. 45, No. 19, Sep. 2009.
doi:10.1049/el.2009.1277
20. Wu, X.-H., Q.-X. Chu, and X.-K. Tian, "Dual-band bandpass filter using novel side-stub-loaded resonator," Microwave and Optical Technology Letters, Vol. 54, No. 2, 362-364, Feb. 2012.
doi:10.1002/mop.26537
21. Zhao, L.-P., X.-W. Dai, Z.-X. Chen, and C.-H. Liang, "Novel design of dual-mode dual-band bandpass flter with triangular resonators," Progress In Electromagnetics Research, Vol. 77, 417-424, 2007.
doi:10.2528/PIER07090501
22. Athukorala, L. and D. Budimir, "Compact dual-mode open loop microstrip resonators and filters," IEEE Microwave and Wireless Components Letters, Vol. 19, No. 11, 698-670, 2009.
doi:10.1109/LMWC.2009.2032003
23. Liao, C.-K., P.-L. Chi, and C.-Y. Chang, "Microstrip realization of generalized Chebyshev filters with box-like coupling schemes," IEEE Transactions on Microwave Theory and Techniques, Vol. 55, No. 1, 147-153, Jan. 2007.
doi:10.1109/TMTT.2006.888580
24. Cameron, R.-J., "Advanced coupling matrix synthesis techniques for microwave filters," IEEE Transactions on Microwave Theory and Techniques, Vol. 51, No. 1, 1-10, Jan. 2003.
doi:10.1109/TMTT.2002.806937
25. Amari, S., U. Rosenberg, and J. Bornermann, "Adaptive synthesis and design of resonator filters with source/load-multiresonator coupling," IEEE Transactions on Microwave Theory and Techniques, Vol. 50, No. 8, 1969-1977, Aug. 2002.
doi:10.1109/TMTT.2002.801348
26. Wang, J.-P., J.-L. Li, J. Ni, S.-S. Zhao, W. Wu, and D.-G. Fang, "Design of miniaturized microstrip dual-mode filter with source-load coupling," IEEE Microwave Wireless Component Letters, Vol. 20, No. 6, 319-321, 2010.
doi:10.1109/LMWC.2010.2047472
27. Wu, Y.-l., X.-M. Zhong, X.-Z. Xiong, and C. Liao, "Design of dual-mode dual-band bandpass filters with controllable frequencies for multimode wireless communication applications," Journal of Electromagnetic Waves and Applications, Vol. 27, No. 17, 2176-2189, 2013.
doi:10.1080/09205071.2013.835702
28. Kuo, Y.-T. and C.-Y. Chang, "Analytical design of two-mode dual-band filters using E-shaped resonators," IEEE Transactions on Microwave Theory and Techniques, Vol. 60, No. 2, 250-260, Feb. 2012.
doi:10.1109/TMTT.2011.2176506