Research Article
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) |
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