MIMO Antenna with Isolation Enrichment for 5G Mobile Information

Table 1

Comparative rendering with previously published literature.

Reference	Antenna element size	Decoupling method	Isolation	ECC	Effective bandwidth (GHz)	Total efficiency (%)	Complexity
Proposed	150 × 80 × 7 mm^3 (eight elements)	Ground slot	20	<0.04	3.3 GHz–5.82 GHz	50–92	Simple
[4]	150 × 75 × 7 mm^3 (eight elements)	Ground slot	>18	<0.05	3.3 GHz–6.0 GHz	40–90	Complex
[12]	17.4 × 6 × 0.8 mm^3 (single element)	No	>19.6	<0.013	3.0 GHz–6.0 GHz	49–76.9	Complex
[17]	124 × 74 × 6 mm^3 (eight elements)	Hybrid method (neutralization line and ground slot)	>15	<0.15	3.3 GHz–3.6 GHz	40–60	Simple
[20]	150 × 80 × 0.8 mm^3 (eight elements)	Ground slot	>11	<0.15	3.4 GHz–3.8 GHz
5.15 GHz–5.9 GHz	45–65	Simple
[22]	150 × 75 × 0.8 mm^3 (eight elements)	Neutralization line	10	<0.32	3.3 GHz–3.6 GHz	40–52	Simple
[23]	150 × 80 × 0.8 mm^3 (eight elements)	No	>17.5	<0.05	3.3 GHz–3.6 GHz	62–76	Simple
[32]	150 × 75 × 8 mm^3 (eight elements)	Polarization orthogonal	>17	<0.1	3.4 GHz–3.6 GHz	49–72	Moderate
[34]	145 × 75 × 6 mm^3 (eight elements)	No	>15	<0.16	3.4 GHz–3.6 GHz	42–73	Complex
[7]	150 × 75 × 6.8 mm^3 (eight elements)	No	>14.7	<0.05	3.3 GHz–5.0 GHz	46–80	Complex
[9]	36 × 36 × 1.9 mm^3 (four elements)	Pattern diversity	>10.8	<0.08	3.4 GHz–3.6 GHz	62–80	Complex
[25]	160 × 68 × 0.8 mm^3 (eight elements)	Pattern diversity	15	<0.15	3.3 GHz–5.0 GHz	68–82	Medium