Compact, Slotted, Printed Antennas for Dual-Band Communication in Future Wireless Sensor Networks

Table 3

Comparison of well-performing GNDP lengths between the four dual-band printed IFAs in terms of bandwidth and efficiency.

	K2		GK2		D-GK2		MK2
Band (GHz)	2-3	5-6	2-3	5-6	2-3	5-6	2-3	5-6
Maximum BW (GHz)	0.23	0.96	0.18	1.40	0.19	1.20	0.18	1.00
at 𝐿gnd (mm)	36–40	28	36–44	28	32–44	32–40	32–44	28
Maximum 𝑛total (%)	88	87-88	83	91	84	88–90	84	87-88
at 𝐿gnd (mm)	32–36	28–32	32–44	28–32	28–44	20–36	28–48	28