ITU R M 1641:2006
ITU R M 1641:2006 A Methodology For Co-channel Interference Evaluation To Determine Separation Distance From A System Using High-altitude Platform Stations To A Cellular System To Provide Imt-2000 Service
Table of Contents
1Introduction2Systemmodel
2.1HAPSIMT-2000
2.2Propagationmodel
2.2.1Simplifiedmodelofanextendedversion
ofHata'smodel
2.2.2Freespacelossmodel
3C/Ianalysisatacellularmobilestationandthe
requiredC/Itodeterminetheseparationdistance
betweenHAPSsystemandcellularsystem
3.1C/Ianalysisatacellularmobilestation
3.2TherequiredC/Itodeterminetheseparation
distance
1ParametersforC/Icalculation
2Calculationofseparationdistance
1Interferencetoacellularmobilestation
1.1Interferencefromacellularbasestation
1.2InterferencefromaHAPSbasestation
2Referenceradiationpatternused(Recommendation
ITU-RM.1456)