Figure 8
From: Wide-Angle Scanning Phased Array Antenna using High Gain Pattern Reconfigurable Antenna Elements

Geometry of the proposed array antenna. (a) Cross-sectional view. Parameter: \({\varepsilon }_{r}\) = 13, \(R\) = 13.8 mm, \(W\) = 365 mm, \(t\) = 0.76 mm. (b) Top view of the microstrip patches. Parameter: \(L\) = 50 mm, \({D}_{x}\) = 4 mm, \({D}_{y}\) = 14 mm, \({D}_{feed}\) = 1.5 mm, \({D}_{gap}\) = 8 mm, \({r}_{d}\) = 3 mm.