H. Wang, L. Zhu and W. Menzel, “Ultra-Wideband Bandpass Filter with Hybrid Microstrip/CPW Structure,” IEEE Microwave And Wireless Component Letters, vol. 15, no. 12, pp. 844-846, December 2005.
C.-L. Hsu, F.-C. Hsu, and J.-T. Kuo, “Microstrip Bandpass Filters for Ultra-Wideband (UWB) Wireless Communications,” IEEE MTT-S Intl. Dig., pp. 675-678, June 2005.
Christophe Caloz, Tatsuo Itoh, Electromagnetic Metamaterials: Transmission Line Theory and Microwave Applicaions, WILEY-INTERSCIENCE, John-Wiley & Sons Inc., Hobokin, NJ 2006.
J. Ju, S. Kahng, “A compact UWB bandpass filter using a center-tapped composite right/left-handed transmission-line zeroth-order resonator” Microwave and Optical Technology Letters, vol. 53, Issue 9, pp. 1974-1976, Sep. 2011.
S. Kahng, et al., “A Center-Tapped CRLH ZOR UWB Bandpass Filter with Improved Stopband”, MICROWAVE JOURNAL, vol. 55, Issue 6, pp. 86~86, June. 2012.
S. Kahng, et al., “Compact metamaterial zeroth-order resonator bandpass filter for a UHF band and its stopband improvement by transmission zeros”, IET-Microwaves, Antennas & Propagation, Vol. 5, Issue 10, pp. 1175~1181 , July. 2011.
B. Lee, S. Kahng, “A compact UWB bandpass filter using a center-tapped composite right/left-handed transmission-line zeroth-order resonator” Microwave and Optical Technology Letters, vol. 53, Issue 9, pp. 1974-1976, Sep. 2011.
S. Kahng, et al., “Compact UWB Bandpass Filter as Cascaded Center-Tapped CRLH Transmission-Line ZORs for Improved Stopband”, Journal of Electronical Engineering & Technology, vol. 8, no. 2, pp. 371-375, Aug. 2015.
David M. Pozar, Microwave Engineering 3rd Edition, John Wiley & Sons, Inc., Wiley publishing company 2005.
K.-T. Kim, J.-H. Ko, K. Choi, H.-S. Kim, “Optimum Design of Wideband Bandpass Filter with CSRR-Loaded Transmission Line Using Evolution Strategy”, IEEE Trans. on Magnetics, Vol. 48, No. 2, pp. 811-814, Feb. 2012.
K. C. Gupta, R. Garg, I. Bahl, and P. Bhartia, Microstrip Lines and Slotlines, Artech House, Inc., Norwood, MA 1996.
G. Matthaei, L. Young, and E. M. T. Jones, Microwave Filters, Impedance-Matching Networks, and Coupling Structures, Artech House, Inc., 1980.
T. Back, Evolutionary Algorithms in Theory and Practice. Oxford, U.K.: Oxford Univ. Press, 1996.
HFSS, Version 13, Ansoft Corporation LLC, 225 West Station, Square Suite 200, Pittsburgh, PA 15219-1119, 2011.