Table 1 System configuration [39,40,41]
Parameter | Symbol | Value |
|---|---|---|
Wavelength | \(\lambda\) | 1550 nm |
Receiver diameter | \(D_\text {R}\) | 0.2 m |
Transmitter diameter | \(D_\text {T}\) | 0.2 m |
Divergence angle | \(\theta _T\) | 2 mrad |
Distance between the source and the destination | L | 1 km |
Attenuation coefficient | \(\alpha\) | 0.43 dB/km |
Jitter standard deviation | \(\sigma _\text {s}\) | 0.3 m |
Beam waist | \(w_z\) | 2 m |
Pointing error parameter | \(\xi\) | 3.3377 |
Refractive index constant (weak-to-strong atmospheric turbulence) | \(C_n^2\) | \(0.5 \times ~10^{-14}~\text {m}^{-2/3}\), |
\(2 \times ~10^{-14}~\text {m}^{-2/3}\), | ||
\(5 \times ~10^{-14}~\text {m}^{-2/3}\) |