Research Article

Design of Arbitrarily Shaped Planar Microstrip Antenna Arrays with Improved Efficiency

Figure 5

The simulated reflection coefficient and gain of the notched array (a) V-polarization, (b) H-polarization and concave array, (c) V-polarization, and (d) H-polarization.
757061.fig.005a
(a)
757061.fig.005b
(b)
757061.fig.005c
(c)
757061.fig.005d
(d)