A Novel SIW H-Plane Horn Antenna Based on Parabolic Reflector

<div>Field distributions inside the substrate: (a) without the reflective post in the feeding structure, (b) with the reflective post in the feeding structure.</div>

International Journal of Antennas and Propagation

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Figure 2

Figure 2: A Novel SIW H-Plane Horn Antenna Based on Parabolic Reflector 