CONTENTS

Policy on Intellectual Property Right (IPR)
 1 Introduction
 2 MSS satellite system characteristics
 3 Analysis of certain frequency bands
        3.1 Frequency band 5 150‑5 250 MHz
                  3.1.1 Sharing with the aeronautical radionavigation service
                  3.1.2 Sharing with the FSS
                  3.1.3 Sharing with the mobile service
                  3.1.4 Interference from MSS downlinks to aeronautical telemetry systems
                  3.1.5 Sharing with the radiodetermination-satellite service
        3.2 Frequency band 7 055‑7 250 MHz
                  3.2.1 Fixed service, fixed wireless systems
                  3.2.2 Broadcasting auxiliary services
                  3.2.3 Mobile service (excluding BAS)
                  3.2.5 Earth exploration‑satellite service
                  3.2.6 Space operation service
                  3.2.7 Space research service
Sub‑band: 7 145‑7 190 MHz
Sub‑band: 7 190‑7 235 MHz
                  3.2.8 Summary for all affected services
        3.3 Frequency band 8 400‑8 500 MHz
                  3.3.1 Space research service in the band 8 400‑8 450 MHz
                  3.3.2 Space research service in the band 8 450‑8 500 MHz
                  3.3.3 Sharing with the fixed and mobile service
                  3.3.4 Summary for all affected services
        3.4 Frequency band 10.5‑10.6 GHz
                  3.4.1 Sharing with fixed‑service systems
                  3.4.2 Sharing with broadcasting auxiliary services
                  3.4.3 Sharing with radiolocation systems
                  3.4.4 Compatibility with the radio astronomy service operating in the band 10.6‑10.7 GHz
                  3.4.5 Compatibility with remote passive sensors operating in the band 10.6‑10.7 GHz
                  3.4.6 Summary of conclusions for the band 10.5‑10.6 GHz
        3.5 Frequency band 13.25‑13.4 GHz
                  3.5.1 Sharing with the aeronautical radionavigation service
Basic data:
GSO MSS system
GSO MSS system:
                  3.5.2 Sharing with EESS (active) and space research (active) satellites
a) Scatterometers (measures winds at the surface of oceans)
b) Precipitation radars (i.e. tropical rain)
c) Altimeters (measures oceans' currents): such as Jason, Envisat, Cryosat, Sentinel
                  3.5.3 MSS and FS stations
                  3.5.4 Summary of studies for the band 13.25‑13.4 GHz
        3.6 Frequency band 15.43‑15.63 GHz
                  3.6.1 Information on system characteristics, current operational and planned systems
                  3.6.2 Sharing studies
Study 1
Study 2
Interference into the MSS space station:
Possible mitigation techniques to reduce interference from MSS into radars
Compatibility assessment
                  3.6.3 Summary of conclusions for the band 15.43‑15.63 GHz
Sharing with the FSS
Sharing with the radiolocation service
Sharing with the ARNS
Compatibility with the radio astronomy service
Annex 1  GSO MSS system technical characteristics
 1 Overview
 2 Link budget for the 11/14 GHz bands
 3 Link budget for the 4/6 GHz bands
 4 Link budget for the 7/8 GHz bands
Annex 2  Propagation model for the band 5 150‑5 250 MHz