Fig. 1

Single-element antenna design. Here, Wses = 6.23, Lses = 6.06, Wp = 4.23, Lp = 2.96, Wf = 1, Lf = 3, Iw = 0.1, IL = 1, W1 = 0.4, L1 = 1, W2 = 0.1, L2 = 1.5, W3 = 0.1, L3 = 1, W4 = 1, L4 = 0.1, W5 = 0.5, d1 = 0.353, d2 = 1. All values are measured in mm(millimeters).