Research Article

Effect of Environmental Parameters on the Performance of Optical Wireless Communications

Table 7

Results for 2/2 FSO at different weather conditions for 850 nm wavelength.

Weather conditionsRangeMax Q FactorMin BER

clear air
attenuation=0.42 db/km
visibility=23km
906.45.510-11
859.78.210-23
8014.41.910-47

Haze
attenuation=5.3 db/km
visibility=2 km
10.66.61.710-11
10.57.31.210-13
1011.772.1310-32

Rain
attenuation=11.3 db/km
visibility=1 km
5.56.281.510-10
516.84.0510-64
4.920.24.310-91

light fog
attenuation=14.4 db/km
visibility=0.8 km
4.47.067.410-13
4.39.22.110-20
418.885.9810-80

Moderate fog
attenuation=19.7 db/km
visibility=0.6 km
3.38.053.510-16
3.211.42.410-30
321.52.0810-103

dust fog
attenuation=23.9 db/km
visibility=0.5 km
2.87.44.910-14
2.616.71.910-63
2.524.32.510-131

dense fog
attenuation=130db/km
visibility=0.1 km
0.626.22.710-10
0.69.84.810-23
0.5815310-51

heavy dust
attenuation=188.2db/km
visibility=0.07 km
0.4436.085.3510-10
0439.43.210-21
0.42510.972.310-28

heavy fog
attenuation=266.5 db/km
visibility=0.05 km
0.3226.085.210-10
0.3110.61.210-26
0.316.21.210-59