International Journal of Antennas and Propagation / 2014 / Article / Tab 4

Research Article

ANN Synthesis Model of Single-Feed Corner-Truncated Circularly Polarized Microstrip Antenna with an Air Gap for Wideband Applications

Table 4

Comparisons of results of MLP-based synthesis model and HFSS simulation.

Air gapsSubstrate materialsRequired frequencyOutputs of synthesis modelHFSS simulation / (%)
(mm) (mm) (GHz) (mm) (mm) (GHz) (dB)

0.253.5010.20.00231.00054.704.251.0190.901.90
2.00025.692.732.0081.070.40
3.00016.052.132.9570.531.43

0.502.504.500.00201.00084.097.261.0101.811.00
2.00040.484.772.0141.350.70
3.00026.033.773.0080.690.27
4.00018.853.183.9800.300.50
5.00014.632.794.9221.501.56