Report ITU-R F.2439-0 (11/2018)  Deployment and technical characteristics ofbroadband high altitude platform stations inthe fixed service in the frequency bands6 440-6 520 MHz, 21.4-22.0 GHz,24.25-27.5 GHz, 27.9-28.2 GHz,31.0-31.3 GHz, 38.0-39.5 GHz,47.2-47.5 GHz and 47.9-48.2 GHz usedin sharing and compatibility studies
Foreword
1 Introduction
2 Glossary
3 Deployment and system characteristics of HAPS systems
4 Platform geometry
5 Illustrations of HAPS broadband systems
6 Various systems characteristics
7 HAPS protection criteria
Annex 1  Technical characteristics
Annex 2
1 Antenna characteristics (HAPS system 2 CPE beam)
     1.1 Single element pattern
     1.2 Composite antenna pattern
2 HAPS Antenna characteristics (HAPS System 5 CPE beam)
Annex 3  Example of link budget in 28/31 GHz band
1 Definition
2 Clear sky condition
3 Elements to illustrate ATPC cumulative distribution function (CDF) over an average year