Research Article

Triband Omnidirectional Circularly Polarized Dielectric Resonator Antenna with Top-Loaded Alford Loop

Figure 6

Simulated and measured return loss and AR of the proposed antenna. (a) Lower band, (b) middle band, and (c) upper band.
797930.fig.006a
(a)
797930.fig.006b
(b)
797930.fig.006c
(c)