Table 4: Comparison of electrical performance between the four dual-band printed IFAs in each frequency band.

K2 GK2 D-GK2 MK2

Band (GHz) 2-3 5-6 2-3 5-6 2-3 5-6 2-3 5-6

(GHz) 2.530 5.310 2.500 5.410 2.500 5.410 2.450 5.450
(GHz) 0.231 0.598 0.182 1.000 0.191 1.050 0.182 0.950
0.091 0.113 0.073 0.185 0.076 0.193 0.074 0.174
7.3 5.9 9.1 3.6 8.7 3.4 9.0 3.8
(rad) 1.60 3.35 1.56 3.38 1.57 3.41 1.50 3.20
(dBi) 2.0 4.2 2.0 4.3 2.0 4.4 2.1 4.6
0.94 0.97 0.94 0.97 0.94 0.97 0.94 0.97
0.87 0.82 0.83 0.86 0.84 0.87 0.83 0.84

FOM (dB)
(dB)
(dB)