Fig. 5
From: Development of a dual-port wideband MIMO antenna for Sub-7 GHz 5G applications

Variation of S11 with (a) Radius R1, (b) Radius R2, (c) Ground Height Lg, (d) Stub Length L1.
From: Development of a dual-port wideband MIMO antenna for Sub-7 GHz 5G applications
Variation of S11 with (a) Radius R1, (b) Radius R2, (c) Ground Height Lg, (d) Stub Length L1.