1. Chen, X. P. and K. Wu, "Substrate integrated waveguide lter: Basic design rules and fundamental structure features," IEEE Microwave Magazine, Vol. 15, No. 5, 108-116, 2014.
doi:10.1109/MMM.2014.2321263
2. Hong, J. S., "Compact folded-waveguide resonators," Microwave Symposium Digest, 2004 IEEE MTT-S International. IEEE, Vol. 1, 213-216, 2004.
doi:10.1109/MWSYM.2004.1335847
3. Zhang, R., Z. Wang, and B. Yan, "Dual-mode folded substrate integrated waveguide (FSIW) lters with LTCC technology," International Conference on Microwave and Millimeter Wave Technology. IEEE, 1483-1485, 2010.
4. Zhou, J., Y. Z. Zhu, and Z. Liu, "A novel miniaturization double folded quarter mode substrate integrated waveguide lter design in LTCC," Progress In Electromagnetics Research Letters, Vol. 60, 127-132, 2016.
doi:10.2528/PIERL16041401
5. Chien, H. Y., T. M. Shen, T. Y. Huang, et al. "Miniaturized bandpass lters with double-folded substrate integrated waveguide resonators in LTCC," IEEE Transactions on Microwave Theory & Techniques, Vol. 57, No. 7, 1774-1782, 2009.
doi:10.1109/TMTT.2009.2022591
6. Zhang, R., Z. Wang, B. Yan, et al. "FSIW cavity lter and derivative FSIW cavity and its lters with LTCC technology," Microwave Conference, 2009. APMC 2009. Asia Paci c. IEEE, 1360-1363, 2010.
7. Huang, T. Y., T. M. Shen, and R. B. Wu, "A miniaturized bandpass lter using quadruple folded laminated waveguide cavity resonators in LTCC," Microwave Conference Proceedings. IEEE, 99-102, 2011.
8. Tan, L., Z. Q. Xu, Z. Chen, et al. "A multilayer T-septum substrate integrated waveguide lter," Electromagnetics, Vol. 37, No. 4, 203-211, 2017.
doi:10.1080/02726343.2017.1316229
9. Lin, H. H., "Novel folded resonators and lters," Microwave Symposium, 2007. IEEE/MTT-S International. IEEE, 1277-1280, 2007.
doi:10.1109/MWSYM.2007.380426
