1. "Revision of Part 15 of the Commission's rules regarding ultra-wideband transmission systems,", First Note and Order Federal Communications Commission, ET-Docket 98-153, 2002.
doi:10.1109/TAP.2008.2007393
2. Naghshvarian-Jahromi, M., "Novel wideband planar fractal monopole antenna," IEEE Trans. Antennas Propag., Vol. 56, No. 12, 3844-3849, 2008.
doi:10.1109/LAWP.2009.2039111
3. Naser-Moghadasi, M., H. Rousta, and B. S. Virdee, "Compact UWB planar monopole antenna," IEEE Antennas Wirel. Propag. Lett., Vol. 8, 1382-1385, 2009.
doi:10.1109/LAWP.2009.2033952
4. Mazinani, S. M. and H. R. Hassani, "A novel broadband plate-loaded planar monopole antenna," IEEE Antennas Wirel. Propag. Lett., Vol. 8, 1123-1126, 2009.
doi:10.1109/TAP.2010.2048851
5. Sun, M., Y. P. Zhang, and Y. Lu, "Miniaturization of planar monopole antenna for ultra-wideband radios," IEEE Trans. Antennas Propag., Vol. 58, No. 7, 2420-2425, 2010.
doi:10.1109/LMWC.2005.858969
6. Chung, K., J. Kim, and J. Choi, "Wideband microstrip-fed monopole antenna having frequency band-notch function," IEEE Microwave Wireless Compon. Lett., Vol. 15, 766-768, 2005.
doi:10.1002/mop.24792
7. Bi, D.-H., Z.-Y. Yu, S.-G. Mo, and X.-C. Yin, "Two new ultra-wideband antennas with 3.4/5.5 GHz dual band-notched characteristics," Microwave Opt. Tech. Lett., Vol. 51, 2942-2945, 2009.
doi:10.1002/mop.22892
8. Ding, J., Z. Lin, Z. Ying, and S. He, "A compact ultra-wideband slot antenna with multiple notch frequency bands," Microwave Opt. Tech. Lett., Vol. 49, 3056-3060, 2007.
doi:10.1109/LAWP.2014.2314486
9. Azim, R., M. T. Islam, and A. T. Mobashsher, "Dual band-notch UWB antenna with single tri-arm resonator," IEEE Antennas Wirel. Propag. Lett., Vol. 13, 670-673, 2014.
doi:10.1002/mop.24076
10. Dong, Y. D., W. Hong, J. Y. Zhou, and Z. Q. Kuai, "Design and implementation of planar ultra-wideband antennas characterized by multiple notched bands," Microwave Opt. Tech. Lett., Vol. 51, 520-525, 2009.
doi:10.1049/el.2010.3724
11. Chen, J.-Z., N. Wang, Y. He, and C.-H. Liang, "Fourth-order tri-band bandpass filter using square ring loaded resonators," Electronics Letters, Vol. 47, No. 15, 858-859, 2011.