Minimized Low-Profile Wideband Antennas Using High Impedance Surface

Figure 11

The simulated and measured normalized radiation patterns of the antenna in Figure 9(a) with 6 × 6 HIS array: (a) 0.55 GHz, (b) 0.60 GHz, (c) 0.65 GHz, and (d) 0.70 GHz.

(a)

(b)

(c)

(d)