Fig. 3From: Design of robust high-order superdirectivity for circular arrays with sensor gain and phase errorsThe 0th- to 4th-order eigenbeams and their synthesized beam patterns for an 8-sensor ideal UCA (blue dashed line) and an 8-sensor practical UCA (red solid line) with k r=1 and (ϕ 0,θ 0)=(π/2,π/2). a m=0. b m=1. c m=2. d m=3. e m=4. f SynthesizedBack to article page