A Wideband Eight-Element MIMO Antenna Array in 5G NR n77/78/79 and WLAN-5GHz Bands for 5G Smartphone Applications

Table 1

Comparison with previously published literature.

Ref.	Bandwidth (6-dB/GHz)	Decoupling element	Efficiency (%)	Isolation (dB)	MIMO order	ECC
[1]	3.3–3.8, 4.8–5.0, 5.15–5.925	No	43–73	>10.5	8	<0.12
[2]	3.4–3.6, 5.725–5.825 (10-dB)	No	41–59	>10	12	<0.2
[3]	3.4–3.6 (10-dB)	No	40–52	>10	8	<0.15
[5]	3.3–5.8 (10-dB)	No	55–87	>15	4	<0.03
[6]	3.3–5.0	No	46–76	>14.5	8	<0.1
[7]	3.3–7.1	No	47–70	>11	8	<0.09
[8]	3.25–5.93 (10-dB)	No	41–69	>10	8	<0.1
[9]	3.3–3.6, 4.8–5.0	Yes	45–78	>12	10	<0.15
[10]	3.3–3.6	Yes	45–60	>15	8	<0.15
[11]	3.4–3.6, 4.8–5.1	Yes	41–72	>11.5	8	<0.08
[12]	3.4–3.6	No	60–68	>19.1	8	<0.0125
[13]	3.4–3.6	No	38–64	>12.7	4	<0.13
[14]	3.38–3.82, 4.8–5.6	Yes	40–85	>15.5	8	<0.07
[15]	3.3–6.0	Yes	40–90	>18	8	<0.05
[16]	3.3–7.5	No	40–78	>10	4	<0.05
Pro.	3.3–6.0	No	38–83	>12.6	8	<0.31 (Ant. 1 and 5)
						<0.1 (others)