Research Article
A Super Wideband Directional Compact Vivaldi Antenna for Lower 5G and Satellite Applications
Table 1
Geometrical parameters of the proposed tapered slot super wideband vivaldi antenna.
| Parameter with symbol | Value (mm) |
| Length of antenna, L | 45 | Width of antenna, W | 35 | Height of substrate, h | 0.79 | Thickness of patch, mt | 0.035 | Width of microstrip feed line, mw | 1.2 | Tapper rate, r | 0.135 | Throat width, s | 0.05 | Back wall offset, ext | 1 | Radius of cavity, ra | 3 | Port coefficient, k | 9.53 | Dielectric constant of substrate, ɛr | 2.2 | Tangent loss of substrate, δ | 0.0009 | Angle of radial stub, a | 70 deg | Length of the radial stub, Lst | 4.5 | Outer mouth opening, Wo | 25.34 | Radius of circular slots, Rc | 5 | Distance of via from the slot, te | 1.4 |
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