CONTENTS

Policy on Intellectual Property Right (IPR)
Annex 1� Line-by-line calculation of gaseous attenuation
�1���� Specific attenuation
�2���� Path attenuation
������� 2.1���� Terrestrial paths
������� 2.2���� Slant paths
�3���� Dispersive effects
Annex 2� Approximate estimation of gaseous attenuation� in the frequency range 1-350 GHz
�1���� Specific attenuation
�2���� Path attenuation
������� 2.1���� Terrestrial paths
������� 2.2���� Slant paths
����������������� 2.2.1���� Elevation angles between 5 and 90
����������������� 2.2.2���� Elevation angles between 0� and 5
������� 2.3���� Zenith path water-vapour attenuation