Research Article

Substrate Integrated Waveguide Fed Cavity Backed Slot Antenna for Circularly Polarized Application

Figure 3

Electric field profiles of the proposed antenna.
316208.fig.003a
(a) @ 10.2 GHz with phase of 60°
316208.fig.003b
(b) @ 10.2 GHz with phase of 150°
316208.fig.003c
(c) @ 8.84 GHz
316208.fig.003d
(d) @ 11.49 GHz