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