A Novel “回” Pane Structure Multiband Microstrip Antenna for 2G/3G/4G/5G/WLAN/Navigation Applications

Figure 10

3D radiation patterns at (a) 1.6 GHz, (b) 2.35 GHz, (c) 3.8 GHz, and (d) 5.85 GHz.

(a)

(b)

(c)

(d)