ITU R P 1814:2007
ITU R P 1814:2007 Prediction Methods Required For The Design Of Terrestrial Free-space Optical Links
Table of Contents
ScopeAnnex1
1Introduction
2InitialconsiderationsindesigninganFSOlink
2.1Weather
2.2Pathcharacteristics
2.3Transceivermounting
3Geometricalattenuation
4Specificatmosphericattenuationduetoabsorptionand
scatteringgamma[atmo]
4.1Specificclear-airattenuationgamma[clear_air]
4.2Specificexcessattenuation
4.2.1Estimationofspecificattenuationduetofog
gamma[fog](Miescattering)
4.2.2Specificattenuationduetoraingamma[rain]
4.2.3Specificattenuationduetosnowgamma[snow]
5Scintillationeffects
6Ambientlighteffect
7Linkmargincalculation
8Otherissues