Table 1 System parameters

Transmission Wavelength (λ)

1550 nm

Distance (L)

1–10 km

Transmitter power (P _t )

1–50 mW

Optical Efficiency of Transmitter τ_t

0.75

Optical Efficiency of Receiver τ_r

0.75

Full transmitting divergence angle θ

2*10⁻³rad

Receiver Diameter

1 cm

Electron Charge (q)

1.6 × 10⁻¹⁹ C

PIN Load Resistance (R)

1kΩ

Boltzmann Constant (k)

1.38 × 10⁻²³ J.k

Temperature (T)

298 K

Dark Current (I_d)

10 nA

Responsivity (R_d)

0.6A/W`

Bandwidth (B)

0.5GHz