CONTENTS

Policy on Intellectual Property Right (IPR)
Annex 1
 1     Introduction
 2     Complex permittivity
        2.1     Layered ground
 3     Penetration depth
 4     Factors determining the effective electrical characteristics of soil
        4.1     Nature of the soil
        4.2     Moisture content
        4.3     Temperature
        4.4     Seasonal variation
 5     Complex relative permittivity prediction methods
        5.1     Water
                  5.1.1     Pure water
                  5.1.2     Sea water
                  5.1.3     Ice
                  5.1.4     Snow
                  5.1.5     Sea foam
        5.2     Soil
        5.3     Vegetation
                  5.3.1     Above freezing temperatures
                  5.3.2     Below freezing temperatures
 6     Emissivity
 7     Isotropic emissivity of the ocean
Attachment to Annex 1  Electrical properties expressed as permittivity and conductivity  as used in Recommendations ITU-R P.368 and ITU-R P.832
 1     Introduction