CONTENTS

Annex 1  Methodology for interference evaluation from FS systems  using HAPS to fixed wireless systems  in the bands above 3 GHz
 1     Introduction
 2     Calculation methodology of interference from FS systems using HAPS to fixed wireless systems
        2.1     Interference from HAPS airships to radio-relay stations
                  2.1.1     For analogue radio-relay stations
                  2.1.2     For digital radio-relay stations
        2.2     Interference from HAPS ground stations to a radio-relay station
 3     Example of interference evaluation from HAPS systems to fixed wireless systems
        3.1     Interference from HAPS airships to radio-relay stations
                  3.1.1     For analogue radio-relay stations
                  3.1.2     For digital radio-relay stations
        3.2     Interference from HAPS ground stations to a radio-relay station
 4     Summary