Dynamic RCS Reduction Performances of Antenna Array with Coding Metasurface

Figure 8

Simulated 3D radiation pattern of different layouts; (a) 3D radiation pattern of reference antenna (when all PIN diodes are of “ON” states); (b) 3D radiation pattern of reference antenna (when all PIN diodes are of “OFF” states); (c) 3D radiation pattern of checkerboard layout; (d) 3D radiation pattern of new chessboard layout; (e) 3D radiation pattern of “0101” square ring nested layout.

(a)

(b)

(c)

(d)

(e)