... Microwave and Millimeter Wave Technologies: Modern UWB antennas and equipment 78 (a) (b) Fig. 25. UWB printed band-notch antenna with two parasitic patches [43 ] Fig. 26. UWB printed band-notch ... explained earlier in section 3.2. Microwave and Millimeter Wave Technologies: Modern UWB antennas and equipment 80 [6]G. Dubost and S. Zisler. Antennas a Large Bande [M]. New York: Masson, 1976:128-129. ... Microwave and Opt. Tech. Lett., 2006, 48 (7):1 242 -1 244 . [ 24] X L. Liang, S S. Zhong and W. Wang, UWB printed circular monopole antenna [J]. Microwave and Opt. Tech. Lett., 2006, 48 (8):1532-15 34. ...