Fig. 6From: Design of robust high-order superdirectivity for circular arrays with sensor gain and phase errorsThe 2nd- to 6th-order eigenbeams of four cases (practical array, ideal array, LVF design and CSB design) for a 12-sensor array with k r=1.5 in the presence of array gain and phase errors. a m=2. b m=3. c m=4. d m=5. e m=6. f Magnification of a portion of e Back to article page