ITU R P 620:2005
ITU R P 620:2005 Propagation Data Required For The Evaluation Of Coordination Distances In The Frequency Range 100 Mhz To 105 Ghz
Table of Contents
Annex11Introduction
2StructureoftheRecommendation
3Generalconsiderations
3.1Assumptions
3.2Overviewofpropagationmodels
4Radio-climaticinformation
4.1Radio-climaticdata
4.2Radio-climaticzones
4.3Useofradio-climaticinformationfromother
Recommendations
5Distancelimits
5.1Minimumdistancelimits
5.2Maximumdistancelimits
5.3Useofdistancelimitsforiterativecalculations
6Determinationofthecoordinationdistanceforpropagation
mode(1)-Greatcirclepropagationmechanisms
6.1Coordinationdistancesbasedonworst-monthtime
percentages
6.2Calculationofthecoordinationdistancefor
propagationmode(1)
7Determinationofthecoordinationdistanceforpropagation
mode(2)-Scatteringfromhydrometeors
7.1General
7.2Coordinationdistancesbasedonworst-monthtime
percentages
7.3Calculationofcontoursforpropagationmode(2)
8Auxiliarycontours
8.1General
8.2Hydrometeorscatter(propagationmode(2))
Appendix1toAnnex1
Appendix2toAnnex1-Calculationofthecoordination
distanceforpropagationmode(1)
1Siteshielding
2Frequenciesfrom100MHzuptoandincluding790MHz
3Frequenciesbetween790MHzand60GHz
4Frequenciesbetween60GHzand105GHz
Appendix3toAnnex1-Calculationofthecoordination
distanceforpropagationmode(2)
1Overview
2Maximumcalculationdistance
3Calculationofthepropagationmode(2)coordination
contour
4Determinationofauxiliarycontoursforpropagation
mode(2)
Appendix4toAnnex1-Referenceradiationpatternsfor
line-of-sightradio-relaysystem
antennasforuseincoordination
studiesandinterferenceassessment
inthefrequencyrangefrom1to
about40GHz(basedonRecommendation
ITU-RF.699)
Appendix5toAnnex1-Inputandderivedparameters