CONTENTS

Policy on Intellectual Property Right (IPR)
Annex 1
 1     Introduction
 2     Absorption losses
 3     Scattering losses
        3.1     Attenuation of the transmitted signal due to Mie scattering
        3.2     Increases in background noise due to Rayleigh scattered solar energy
 4     Effects of turbulence on systems operating between 20 THz and 375 THz
        4.1     Amplitude scintillation
                  4.1.1     Amplitude scintillation on paths in the Earth-to-space direction
                  4.1.2     Amplitude scintillation on paths in the space-to-Earth direction
        4.2     Angle of arrival
        4.3     Beam wander
        4.4     Beam spreading
Annex 2  Detailed calculation of attenuation due to Rayleigh and Mie scattering