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Vivaldi Antenna

Model Description

This example demonstrates Vivaldi antenna analysis. The Vivaldi antenna, also known as the tapered slot antenna, has been noted for its wide-band impedance performance. Permittivity of the dielectric substrate – 2.32. Frequency range: 500 MHz – 10 GHz.

exam14_1_vivaldi_antenna

exam14_2_vivaldi_antenna_dimensions

 


Simulation Results

Input Impedance

exam14_3_vivaldi_antenna_impedance

Reflection Coefficient (S11)

exam14_4_vivaldi_antenna_s11

 

3D Far Field Pattern (8 GHz)

exam14_5_vivaldi_antenna_far_field_pattern

Total Electric Field (10 GHz)

exam14_6_vivaldi_antenna_total_electric_field_distribution