Bandwidth Enhancement on Half-Mode Substrate Integrated Waveguide Antenna Using Cavity-Backed Triangular Slot

Figure 6

Combination of the simulated dominant E-field between the first mode TE₁₀₁ and the second mode TE₁₀₂ at (a) 3.8 GHz and (b) 3.98 GHz.

(a)

(b)