Optimization of Concentric Ring Array Geometry for 3D Beam Scanning

Table 1

The results of the cases presented.

Array	Peak sidelobe level	Directivity	Number of elements
Uniform	−16.15 dB	26.46 dB	216
Opt. D	−16.31 dB	26.07 dB	198
Opt. R & D	−22.05 dB	26.16 dB	192