Steering angle ${\theta }_s$

Directivity (dB) low coupling $\left(d_x=4\lambda \right)$

Directivity (dB) high coupling $\left(d_x=\lambda \right)$

0

39.99

29.48

$\Pi /6$

28.10

20.41

$\Pi /4$

24.66

19.51

$\Pi /3$

21.44

19.37