Policy on Intellectual Property Right (IPR)
1 Introduction
2 Technical characteristics
3 Sharing study methodology
1 HAPS in the fixed service
2 Overview of other fixed service systems
in the bands 47.2‑47.5 GHz and 47.9‑48.2 GHz
3 Interference analysis
3.1 Interference between HAPS user
terminals and conventional systems in the fixed service (Scenario 1)
3.1.1 Interference
analysis based on a single interference source
3.1.2 Interference
analysis based on multiple sources
3.1.3 Interference from
conventional systems in the fixed service into HAPS user terminals
3.1.4 Interference from
HAPS user terminals into conventional systems in the fixed service
3.2 Interference between HAPSs and
conventional fixed service systems (Scenario 2)
3.2.1 Interference from
conventional systems in the fixed service into a HAPS
3.2.2 Interference from a
HAPS into a conventional fixed service system
4 Mitigation techniques
4.1 Introduction
4.2 Improvement of radiation
patterns
4.3 Increasing the minimum elevation
angles of the HAPS user terminals
4.4 DCA
4.5 Environmental screening
4.6 ATPC
5 Conclusion