Y. D. Dong, W. Hong, Z. Q. Kuai, and J. Y. Zhou, “Band-Notched Ultra-Wideband Antenna Designed and Optimized by Current Distribution Analysis,” Proceedings of the International Conference on Microwave and Millimeter Wave Technology, Nanjing, 2008, pp. 1062-1065.
 W. S. Lee, D. Z. Kim, K. J. Kim, and J. W. Yu, “Wideband Planar Monopole Antennas with Dual Band-Notched Characteristics,” IEEE Transactions on Microwave Theory and Techniques, Vol. 54, No. 6, 2006, pp. 2800-2806. doi:10.1109/TMTT.2006.874895
 T. P. Vuong, A. Ghiotto, Y. Duroc, and S. Tedjini, “Design and Characteristics of a Small U-Slotted Planar Antenna for IR-UWB,” Microwave and Optical Technology Letters, Vol. 49, No. 7, 2007, pp. 1727-1731. doi:10.1002/mop.22515
 A. M. Abbosh, M. E. Bialkowski, J. Mazierska, and M. V. Jacob, “A Planar UWB Antenna with Signal Rejection Capability in the 4-6 GHz Band,” IEEE Microwave and Wireless Components Letters, Vol. 16, No. 5, 2006, pp. 278-280.
 K. H. Kim and S. O. Park, “Analysis of the Small Band-Rejected Antenna with the Parasitic Strip for UWB,” IEEE Transactions on Antennas and Propagation, Vol. 54, No. 6, 2006, pp. 1688-1692. doi:10.1109/TAP.2006.875911
 Y. C. Lin and K. J. Hung, “Compact Ultrawideband Rectangular Aperture Antenna and Band-Notched Designs,” IEEE Transactions on Antennas and Propagation, Vol. 54, No. 11, 2006, pp. 3075-3081. doi:10.1109/TAP.2006.883982
 J. Ding, Z. Lin, Z. Ying, and S. He, “A Compact Ultra-Wideband Slot Antenna with Multiple Notch Frequency Bands,” Microwave and Optical Technology Letters, Vol. 49, No. 12, 2007, pp. 3056-3060. doi:10.1002/mop.22892
 W. J. Lui, C. H. Cheng, and H. B. Zhu, “Improved frequency Notched Ultrawideband Slot Antenna Using Square Ring Resonator,” IEEE Transactions on Antennas and Propagation, Vol. 55, No. 9, 2007, pp. 2445-2450.
 C. Y. Hong, C. W. Ling, I. Y. Yarn and S. J. Chung, “Design of a Planar Ultrawideband Antenna with a Band-Notch Structure,” IEEE Transactions on Antennas and Propagation, Vol. 55, No. 12, 2007, pp. 3391-3397.
 N. D. Thong and V. V. Yem, “Combining two methods to enhance band-notch characteristic of Ultra Wide Band antenna,” International Conference on Advanced Technologies for Communications, Hai Phong, 2009, pp. 206-210.
 K. G. Thomas and M. Sreenivasan, “A Simple Ultrawideband Planar Rectangular Printed Antenna with Band Dispensation,” IEEE Transactions on Antennas and Propagation, Vol. 58, No. 1, 2010, pp. 27-34.