Wideband Cylindrical Dielectric Resonator Antenna Operating in HEM_11δ Mode with Improved Gain: A Study of Superstrate and Reflector Plane

Table 1

Simulated performance comparison of developed antenna geometries.

Results	Antenna #1	Antenna #2	Antenna #3	Antenna #4
Bandwidth (GHz)	(6.9–7.28), (7.72–8.26)	(6.96–8.24)	(6.95–7.43), (7.85–8.22)	(7.06–8.15)
Gain (dBi)	5.38, 3.11	6.6	10, 10.02	10.66
Techniques	Stand alone	Superstrate	Reflector	Sup.+ ref.
Scope of applications	Dual band,; low gain	Wideband,; medium gain	Dual band,; high gain	Single band,; high gain