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Table 3 Positions of elliptical antenna array with 12 elements

From: Position-only synthesis of uniformly excited elliptical antenna arrays with minimum element spacing constraint

N = 12

ϕn (o), n = 1, 2, ···, 12

PSLL (dB)

Uniform

[0, 30, 60, 90, 120, 180, 210, 240, 270, 300, 330]

− 3.82

SADE in [20]

[13.57, 61.10, 101.10, 121.03, 157.57,180.10,196.06, 203.53, 254.08, 266.70, 327.94, 349.25]

− 10.37

DE

[14.81, 60.24, 97.38, 139.92, 158.98, 170.70, 197.52, 206.09, 227.03, 268.34, 302.22, 341.96]

− 10.56

IWO

[14.69, 24.14, 47.88, 90.99, 121.35, 167.13, 197.90, 237.88, 274.65, 319.45, 337.15, 346.11]

− 10.58

DIWO

[13.32, 24.79, 42.06, 85.26, 123.08, 167.10, 195.78, 242.39, 265.25, 315.03, 338.42, 346.93]

− 10.65