Introduction: A High Altitude Platform Station (HAPS) is a wireless network node that operates in the stratosphere at an of altitude around 20 km and is instrumental for providing communication services. Precipitated by technological innovations in the areas of autonomous avionics, array antennas, solar panel efficiency levels, and battery energy densities, and fueled by flourishing … Continue reading ITU-R Future Report: high altitude platform stations as IMT base stations (HIBS)