Table 4 Comparative investigation of the proposed Module with other similar Meta surface enabled MIMO antenna for mm wave communication.

From: Metasurface absorber for millimeter waves: a deep learning-optimized approach for enhancing the isolation of wideband dual-port MIMO antennas

References

Methods

Complexity design

Area (mm3)

Impedance bandwidth (GHz)

Gain (dB)

Enhancement in isolation (dB)

39

Manipulating the surface currents of the modes

Linear

13 × 18 × 1.6

23–31

9.43

18

40

Metasurface Backed MIMO antenna

Linear

12.4 × 12.4 × 0.51

24.5–31

11

22.5

41

Square ring resonator (SQRR) metasurface enabled MIMO antenna

Linear

12 × 12 × 0.51

24.25–29.5

9.4

26

42

Metasurface as superstrate

Non-linear

20.5 × 20.6 × 0.508

27.38–33.34

12.7

21

43

Metasurface as superstrate

Non-linear

12 × 12 × 0.8

24.25–29.5

5.5

21

Proposed

Conformal meta surface absorber with MIMO antenna

Linear

12 × 10 × 0.8

32.5–42.5

5.5

26

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