International Journal of Antennas and Propagation / 2019 / Article / Tab 2

Research Article

Dual-Frequency Miniaturized Substrate Integrated Waveguide Quarter-Mode Cavity-Backed Antenna Based on Minkowski Fractal Gap with Orthogonal Polarization Radiation Characteristics

Table 2

Effect of ground size on radiation performance of antenna.

Size of the groundMode Mode
L (mm)W (mm)Gain (dBi)Radiation efficiency (%)Gain (dBi)Radiation efficiency (%)

2723.4.1885.23.6378.5
37234.1484.94.3584.7
47234.3084.24.4284.6
42234.2384.64.4484.3
42334.7284.84.9983.8
42434.9584.45.2683.6