CONTENTS

Policy on Intellectual Property Right (IPR)
 1     Introduction
 2     Allocation information in the 38-39.5 GHz frequency range
 3     Technical characteristics
        3.1     Technical and operational characteristics of HAPS systems operating in the 38‑39.5 GHz frequency range
        3.2     Technical and operational characteristics of fixed service operating in the 38‑39.5 GHz frequency range
        3.3     Technical and operational characteristics of Mobile service operating in the 38‑39.5 GHz frequency range
                  3.3.1     Deployment-related parameters for bands between 37 GHz and 43.5 GHz
                  3.3.2     Deployment consideration in a relatively large area
                  3.3.3     Noise figure and protection criteria
                  3.3.4     Polarisation losses
                  3.3.5     Body losses
        3.4     Technical and operational characteristics of Fixed Satellite service operating in the 38-39.5 GHz frequency range
        3.5     Technical and operational characteristics of Space Research service (space-to-Earth) operating in the 37-38 GHz frequency range
        3.6     Propagation models for sharing and compatibility studies in the 38-39.5 GHz frequency range
 4     Sharing and compatibility studies
 5     Abbreviations and acronyms
Annex 1  Sharing and compatibility of fixed service and HAPS systems operating in the 38-39.5 GHz frequency range
 1     Technical analysis
        1.1     Study A
                  1.1.1     Impact from the transmitting HAPS into FS receiving stations
                  1.1.2     Impact from the transmitting FS station into HAPS receiving ground station and comparison with the impact from transmitting FS station into FS receiving station
                  1.1.3     Summary and analysis of the results of study A
                  1.2.1     Impact from transmitting HAPS ground station into FS receiving station and comparison with the impact from transmitting FS station into FS receiving station
                  1.2.2     Impact from transmitting FS stations into receiving HAPS
 2     Summary and analysis of the results of studies
Annex 2  Sharing and compatibility of Mobile service and HAPS systems operating in the 38-39.5 GHz frequency range
        1.1     Study A
                  1.1.1     Sharing in the ground-to-HAPS direction
                  1.1.2     Sharing in the HAPS-to-ground direction
                  1.1.3     Impact from transmitting MS station into receiving HAPS ground stations
                  1.1.4     Summary and analysis of study A
        1.2     Study B
                  1.2.1     Summary
                  1.2.2     Introduction
                  1.2.3     Methodology and results – HAPS CPE/Gateway to IMT-2020
                  1.2.4     Summary and analysis of the results of study B
        1.3     Study C
                  1.3.1     Introduction
                  1.3.2     Methodology – HAPS CPE/Gateway to IMT-2020
                  1.3.3     Methodology – HAPS Platform to IMT-2020
                  1.3.4     Methodology – IMT-2020 to HAPS CPE/Gateway
                  1.3.5     Methodology – IMT-2020 to HAPS Platform
                  1.3.6     Results of studies
                  1.3.7     Summary and analysis of the results of study C
                  1.4.1     Summary
                  1.4.2     pfd mask
                  1.4.3     Deterministic study
                  1.4.4     Monte-Carlo study
                  1.4.5     Summary and analysis of the results of study D
                  1.5.1     Methodology
                  1.5.2     Simulation scenarios
                  1.5.3     Power flux density
                  1.5.4     Technical characteristics
                  1.5.5     Derivation of pfd masks of IMT stations
                  1.5.6     Monte Carlo simulation results
                  1.5.7     Summary and analysis of the results of study E
Annex 3   Sharing and compatibility study of Fixed Satellite service and HAPS systems operating in the 38-39.5 GHz frequency range
 1     Technical Study
        1.1     Study A (Interference from the transmitting HAPS GW and HAPS CPE into receiving FSS earth station
                  1.1.1     HAPS CPE/GW to fixed satellite service
                  1.1.2     Summary and analysis of the results of study A
        1.2     Study B
                  1.2.1     Summary
                  1.2.2     Introduction
                  1.2.3     Methodology and results – HAPS CPE/gateway to FSS ES
                  1.2.4     Methodology and results – FSS satellite to HAPS Platform
                  1.2.5     Summary and analysis of the results of study B
        1.3     Study C: Sharing studies in the ground-to-HAPS direction
                  1.3.1     Impact from transmitting HAPS ground station into FSS receiving earth station and comparison with the impact from transmitting FS station into FSS receiving earth station
                  1.3.2     Impact from FSS space station into HAPS receivers
        1.4     Study D: sharing studies in the HAPS-to-ground direction
                  1.4.1     Summary
                  1.4.2     FSS protection criteria
                  1.4.3     Impact from transmitting HAPS into receiving FSS earth station
                  1.4.4     Impact of transmitting FSS space stations into receiving HAPS ground stations
                  1.4.5     Summary and analysis of the results of studies
                  1.5.1     Introduction
                  1.5.2     Background
                  1.5.3     Technical characteristics
                  1.5.4     Methodology
                  1.5.5     Summary and analysis of the results of study E
                  1.6.1     Methodology – HAPS CPE/gateway to FSS ES
                  1.6.2     Methodology –HAPS Platform to FSS ES
                  1.6.3     Methodology –FSS satellite to HAPS CPE/Gateway
                  1.6.4     Methodology –FSS satellite to HAPS Platform
                  1.6.5     Results of studies
 2     Summary and analysis of the results of studies
        2.1     Impact from transmitting HAPS ground station into receiving FSS Earth station
        2.3     Impact from transmitting FSS space station Satellite into receiving HAPS
        2.4     Impact from transmitting FSS space station into receiving HAPS ground station
Annex 4   Compatibility study of Space Research service in the adjacent band 37-38 GHz and HAPS systems operating in 38-39.5 GHz frequency range
 1     Technical analysis
        1.1     Study A
                  1.1.1     Summary
                  1.1.2     Introduction
                  1.1.3     Methodology and results – HAPS CPE/Gateway to SRS
                  1.1.4     Summary and analysis of the results of study A
                  1.2.1     Technical parameters and protection criteria for SRS (s-E) systems operating in the 37-38 GHz band
                  1.2.2     Results of Study B
                  1.2.3     Summary and analysis of the results of study B
                  1.3.1     Impact of transmitting HAPS ground station in the 38-39.5 GHz band into SRS receiving station in the 37-38 GHz band and comparison with the FS to SRS scenario
                  1.3.2     Impact of transmitting HAPS in the 38-39.5 GHz band into receiving SRS earth stations in the 37-38 GHz adjacent band
                  1.3.3     Summary and analysis of the results of study C
                  1.4.1     Introduction
                  1.4.2     Gain patterns for different SRS antennas
                  1.4.3     Required pfd limits to protect SRS earth stations in the 37-38 GHz band
 2     Summary and analysis of the results of studies