CONTENTS

Policy on Intellectual Property Right (IPR)
 1     Specific attenuation
 2     Path attenuation
        2.1     Terrestrial paths
        2.2     Slant paths
                  2.2.1     Non-negative apparent elevation angles
                  2.2.2     Negative apparent elevation angles
                  2.2.3     Space-Earth Earth-space reciprocity
                  2.2.4     Atmospheric bending
                  2.2.5     Excess atmospheric path length
 3     Dispersive effects
 4     Downwelling and upwelling microwave brightness temperature
        4.1     Downwelling microwave brightness temperature
        4.2     Upwelling microwave brightness temperature
 5     Slant path attenuation using vertical atmospheric profiles
 1     Slant path oxygen gaseous attenuation prediction methods
        1.1     Slant path instantaneous oxygen gaseous attenuation prediction method
        1.2     Slant path statistical oxygen gaseous attenuation prediction method
 2     Slant path water vapour gaseous attenuation prediction methods
        2.1     Slant path instantaneous water vapour gaseous attenuation prediction method 1
        2.2     Slant path instantaneous water vapour gaseous attenuation prediction method 2
        2.3     Slant path statistical water vapour gaseous attenuation prediction method
        2.4     Weibull approximation to the slant path statistical water vapour gaseous attenuation