References
- Yng-Huey Jeng, Sheng-Fuh R. Chang, Yi-Ming Chen, and Yu-Jen Huang, "A novel self-coupled dual-mode ring resonator and its applications to bandpass filters", IEEE Transaction on Microwave Theory and Techniques, vol. 54, no. 5, pp. 2146-2152, May 2006. https://doi.org/10.1109/TMTT.2006.873632
- Kunnthphong Srisathit, Apisak Worapishet, and Wanlop Surakampontorn, "Design of triple-mode ring resonator for wideband microsrip bandpass filters", IEEE Transactions on Microwave Theory and Techniques, vol. 58, no. 11, pp. 2867-2877, Nov. 2010. https://doi.org/10.1109/TMTT.2010.2078295
- Dong Chen, Lei Zhu, Huizheng Bu, and Chonghu Cheng, "Differential bandpass filter on dual-mode ring resonator with slotline feeding scheme", Electronics Letters, vol. 51, no. 19, pp. 1512-1514, Sep. 2015. https://doi.org/10.1049/el.2015.1709
- Choon Sik Cho, Jae W. Lee, and Jaeheung Kim, "Dualand triple-mode branch-line ring resonators and harmonic suppressed half-ring resonators", IEEE Transactions on Microwave Theory and Techniques, vol. 54, no. 11, pp. 3968-3974, Nov. 2006. https://doi.org/10.1109/TMTT.2006.884688
- Tsu-Wei Lin, Jen-Tsai Kuo, and Shyh-Jong Chung, "Dualmode ring resonator bandpass filter with asymmetric inductive coupling and its miniaturization", IEEE Transactions on Microwave Theory and Techniques, vol. 60, no. 9, pp. 2808-2814, Sep. 2012. https://doi.org/10.1109/TMTT.2012.2205936
- Michiaki Matsuo, Hiroyuki Yabuki, and Mitsuo Makimoto, "Dual-mode stepped-impedance ring resonator for bandpass filter applications", IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 7, pp. 1235-1240, Jul. 2001. https://doi.org/10.1109/22.932241
- Sheng Sun, Lei Zhu, "Wideband microstrip ring resonator bandpass filters under multiple resonances", IEEE Transaction on Microwave Theory and Techniques, vol. 55, no. 10, pp. 2176-2182, Oct. 2007. https://doi.org/10.1109/TMTT.2007.906510
- Seong-Jun Kang, Hee-Yong Hwang, "Ring-balun-band pass filter with harmonic suppression", IET Microwaves, Antennas Propagation, vol. 4, no. 11, pp. 1847-1854, Mar. 2010. https://doi.org/10.1049/iet-map.2009.0295
- Seong-Jun Kang, Hee-Yong Hwang, "Dual ring balun-bpf with improved balanced port characteristics", Microwave Journal, Nov. 2009.
- 정을영, 황희용, "이중모드 링 공진기를 이용한 Balun-BPF의 설계", 한국전자파학회논문지, 17(12), pp. 1206-1211, 2006년 12월.
- 강성준, 황희용, "이중모드 접힌 링-공진기를 이용한 BPF 설계", 강원대학교 산업기술연구소 논문집, 27(B), pp. 145-151, 2007.
- Won-Kyun Lee, Hee-Yong Hwang, "Size and harmonic reduced Wilkinson balun using parallel coupled line with open stub", Journal of Electromagnetic Engineering and Science, vol. 14, no, 4, pp. 387-392, Dec. 2014. https://doi.org/10.5515/JKIEES.2014.14.4.387
- George Mathai, L. Yong, and E. M. T. Jones, Microwave Filters, Impedance-Matching Networks, and Coupling Structures, McGraw-Hill, 1980.
- David M. Pozar, Microwave Engineering 4th, Wiley, 2012.
- Ferran Martin, Artificial Transmission Lines for RF and Microwave Applications, Wiley, 2015.