Table 1

Comparison of proposed antenna array for base station.

References BW/GHz Down-tilt angle Polarization Down-tilt method
[14] 0.79–0.96 & 1.71–2.17 0–14°
Dual-polarization Phase shifter
[17] 0.83–0.9 3–15° Single-polarization Phase shifter
This work 3.4–3.6 –5 to 5° Dual-polarization Meta-surface

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