Bandwidth Enhancement and Mutual Coupling Reduction Using a Notch and a Parasitic Structure in a UWB-MIMO Antenna

Table 2

Performance Comparison of Existing Antennas.

Ref.	Size (mm)	Bandwidth (GHz)	Isolation (dB)	ECC	Diversity Gain
[12]	30 × 50	2.5–14.5	< −20	< 0.04	> 7.4
[19]	60 × 40	3.1–10.6	< −20	< 0.06	> 9.89
[20]	50 × 80	3.1–10.6	< −17	<0.056	NA
[21]	32 × 32	3.1–10.6	< −15	< 0.04	NA
[22]	26 × 40	2.1–10.6	< −15	NA	NA
[23]	45 × 25	3 –12	<−15	<0.2	> 9.79
Proposed Work	65 × 65	3.1–17.5	< −20	< 0.007	> 9.99