A Compact Frequency and Radiation Reconfigurable Antenna for 5G and Multistandard Sub-6 GHz Wireless Applications

Table 3

Performance parameters of the antenna.

Mode no	All cases	Operating frequency (GHz)	Bandwidth (MHz)	Gain (dB)	Direction of the beam at Phi = 0°	Angle of beam shifting
1	(1) all diodes are ON	3.1	2.74–3.52 (775)	1.56	180°	0°
					-120°	-60°
					120°	60°
	(2) D1–D3 are ON and D4 off	7.8	7.01–8.93 (1874)	4.24	+40°	+140°
					40°	-140°
	(3) D1–D4 are ON and D3 OFF
					50°	130°
2	(1) D1, D2. D3 are OFF and D4 ON	2.45	2.19–2.44 (243)	1.67	+150°	+30°
	(2) D1, D3 are OFF and D2, D4 ON				+150°	+30°
					-150	-30°
		4.1	3.76–5.12 (1358)	1.68	+180	+0°
					+90°	+90°
					-90°	-90°
	(3) D2 = D3 = ON, D1 = D4 = OFF	9.5	9.12–9.84 (719)	3.49	+100°	+80°
					-30°	-150
					+150°	+30°
3	(1) all diodes are OFF	3.8	3.36–5.17 (1808)	1.69	180°	0°
	(2) D1 = D2 = D4 = OFF, D3 = ON				-90	-90°
	(3) D2 = D3 = ON, D1 = D4 = OF				+90	+90°