Band-Notched UWB Antenna with Switchable and Tunable Performance

Figure 7

Measured normalized radiation patterns in YOZ plane and XOZ plane at two different frequencies: (a) YOZ plane at 4 GHz; (b) XOZ plane at 4 GHz; (c) YOZ plane at 8 GHz; (d) XOZ plane at 8 GHz.

(a)

(b)

(c)

(d)