Table 1 Performance measures of practical beampatterns
From: A general superdirectivity model for arbitrary sensor arrays
Method | DI (dB) | HPBW (°) | SL (dB) |
|---|---|---|---|
f = 1350 Hz (d/λ = 0.09) | |||
DAS | 5.80 | 118.74 | −12.46 |
GSMDS (K = 3) | 11.92 | 48.05 | −12.98 |
f = 3000 Hz (d/λ = 0.2) | |||
DAS | 8.63 | 80.70 | −9.99 |
GSMDS (K = 6) | 15.01 | 31.41 | −14.00 |
f = 5000 Hz (d/λ = 0.33) | |||
DAS | 11.07 | 59.50 | −11.65 |
GSMDS (K = 8) | 15.57 | 28.68 | −14.16 |