Research Article

Wideband Cylindrical Dielectric Resonator Antenna Operating in HEM11δ Mode with Improved Gain: A Study of Superstrate and Reflector Plane

Figure 15

Measured and simulated gain radiation patterns.
(a) ϕ = 00 at 7.4 GHz
(b) ϕ = 900 at 7.4 GHz
(c) ϕ = 00 at 7.9 GHz
(d) ϕ = 900 at 7.9 GHz