Design, Simulation, and Optimization of an Irregularly Shaped Microstrip Patch Antenna for Air-to-Ground Communications

Figure 11

Radiation patterns of the antenna of Figure 10(d) for 13, 14.25, and 15 GHz.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)