Robust Centered Element Concentric Circular Antenna Array with Low Side Lobe Using Variable Loading and Tapering Windows in the Presence of Array Imperfections

Figure 7

(a) Normalized power pattern of Triangular tapered CECCAA. (b) Normalized power pattern of Triangular tapered MVDR CECCAA without presence of array imperfections. (c) Normalized power pattern of Triangular tapered MVDR CECCAA in the presence of array imperfections. (d) Normalized power pattern comparison of the Triangular tapered MVDR CECCAA and proposed Triangular tapered robust MVDR CECCAA in the presence of array imperfections.

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