CONTENTS

Policy on Intellectual Property Right (IPR)
Annex 1
1���� Introduction
2���� Propagation loss
������� 2.1���� Attenuation due to atmospheric gases
������� 2.2���� Attenuation by precipitation and clouds
����������������� 2.2.1���� Prediction of attenuation statistics for an average year
����������������� 2.2.2���� Seasonal variationsworst month
� ����������������2.2.3���� Variability in space and time of statistics
����������������� 2.2.4���� Site diversity
����������������� 2.2.5���� Characteristics of precipitation events
������� 2.3���� Clear-air effects
����������������� 2.3.1���� Decrease in antenna gain due to wave-front incoherence
����������������� 2.3.2���� Beam spreading loss
������� 2.4���� Scintillation and multipath fading
����������������� 2.4.1���� Calculation of monthly and long-term statistics of amplitude scintillations at elevation angles greater than 5 degrees
����������������� 2.4.2���� Calculation of the deep fading part of the scintillation/multipath fading distribution of elevation angles less than 5�
����������������� 2.4.3���� Calculation of the shallow fading part of the scintillation/multipath fading distribution at elevation angles less than 5�
������� 2.5���� Estimation of total attenuation due to multiple sources of simultaneously occurring atmospheric attenuation
������� 2.6���� Attenuation by sand and dust storms
3���� Noise temperature
4���� Cross-polarization effects
������� 4.1���� Calculation of long-term statistics of hydrometeor-induced cross-polarization
������� 4.2���� Joint statistics of XPD and attenuation
������� 4.3���� Long-term frequency and polarization scaling of statistics of hydrometeor-induced cross‑polarization
������� 4.4���� Data relevant to cross-polarization cancellation
5���� Propagation delays
6���� Bandwidth limitations
7���� Angle of arrival
8���� Calculation of long-term statistics for non-GSO paths