Dual-Band 2 × 2 MIMO Antenna with Compact Size and High Isolation Based on Half-Mode SIW

Figure 9

Current distribution when element 1 is excited and other elements are terminated to match loads. (a) 4.46 GHz, without SNLs. (b) 4.46 GHz, with SNLs. (c) 5.38 GHz, without SNLs. (d) 5.38 GHz, with SNLs.

(a)

(b)

(c)

(d)