CONTENTS - RECOMMENDATION ITU-R P.1409-2 - Propagation data and prediction methods for systems using high altitude platform stations and other elevated stations in the stratosphere at frequencies greater than about 0.7 GHz

Policy on Intellectual Property Right (IPR)
Annex 1
1     Introduction
2     Propagation prediction methods for frequency sharing and compatibility studies
        2.1     Between high-altitude platform stations and other terrestrial stations
        2.2     Between high-altitude stations and space stations
                  2.2.1     Free-space basic transmission loss
                  2.2.2     Cross-polarization discrimination due to Faraday rotation
                  2.2.3     Scintillation and absorption of radiowaves in the ionosphere
                  2.2.4     Back scatter from the Earth’s surface
        2.3     Between high-altitude stations and stations in atmosphere
3     The propagation prediction methods for the design of systems using high-altitude stations