Decoupling technique of patch antenna arrays with shared substrate by suppressing near-field magnetic coupling using magnetic metamaterials

Liu Zhaotang¹, Wang Jiafu^{1, †}, Qu Shaobo^{1, ‡}, Zhang Jieqiu¹, Ma Hua¹, Xu Zhuo², Zhang Anxue³

(color online) Measured radiation patterns of antennas without SI-SRRs in (a) E-plane (ϕ = 90°) and (c) H-plane (ϕ = 0°), and antennas with SI-SRRs in (b) E-plane (ϕ = 90°) and (d) H-plane (ϕ = 0°) when antenna 1 is fed at 4.0 GHz.