ITU R RS 1449:2000
ITU R RS 1449:2000 Feasibility Of Sharing Between The Fss (space-to-earth) And The Earth Exploration-satellite (passive) And Space Research (passive) Services In The Band 18.6-18.8 Ghz
Table of Contents
ANNEX1-AnevaluationofpotentialinterferenceintotheEESS(passive)inthe18.6-18.8GHzband
fromGSOsatellitesoperatingintheFSS
1Introduction
2Interferencescenario
3Scatteringmodel
3.1Backscattercoefficients
3.2Bistaticscatteringcoefficients
4Results
4.1Conditionalinterferencestatistics
4.2Extrapolationtotheunconditional(global)case
andotherFSSpfdvalues
4.3Occurrenceratesofexcessivepixelloss
4.4Sensitivitytosensorscanrange
5Conclusions
ANNEX2-Sharingbetweenspacebornepassivesensorsand
HEOsatellitesintheFSSinthe18.6-18.8GHz
band
1Introduction
2Spacebornepassivesensorparameters
3FSSparameters
4Scatteringcoefficient
5Interferencepowerreceivedbyspacebornepassivesensor
6Interferencesimulation
7Simulationresults
7.1Eight-hourHEOinterferer
7.2Twelve-hourHEOinterferer
7.3Twenty-four-hourHEOinterferer
7.4Scalingofresults
8Conclusions