Table 1 Comparison of the measured performance of recently reported MAs.

From: Phase-tuning Metasurface for Circularly Polarized Broadside Radiation in Broadband

Works

Physical area of antenna(λ2)

Maximum gain(dBi)

Fractional 3-dB gain bandwidth (%)

Ref.13

235.62

25.5

5.75

Ref.20

18.5

13

8.33

Ref.21

162.9

28.3

2.4

Ref.25

69.4

22

10

Ref.27

201.1

25

1.5

This work

38.5

16.56

21.68

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