User's Manual

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3Com®AirProtectPlannerUserGuide
44
AddRadiationPattern
Click<Add>toaddaRadiationPatternandspecifytheantennaproperties.
Figure 52. Radiation Pattern Repository – Adding a Radiation Pattern
Add Radiation Pattern
Properties
Description
Name Enter the name of the radiation pattern.
Start with
Select the type of antenna to start with from the drop-
down list. You can choose from None, Dipole, Yagi, Patch,
or Parabolic.
Max Gain
The maximum gain controls pattern behavior. The Max
Gain value will be the maximum value of the gain values at
each angle or higher. Positive gain adds power to the
transmitting power while negative gain reduces the
transmitting power.
ThetableintheDefineRadiationPatterndialogboxshowsgainvaluesateachanglerangingfrom0°to359°.Thesevaluesin
thetablechangedependingontheantennatypeselectedinStartWith.Tocreatecustomradiationpatterns,youcanmodify
thegainvaluestogettherequired
radiationpattern.Thegainvalueshouldbebetween‐99and99dBi.
Forexample,tomodifyastandarddipolepattern,startwithdipoleandmodifythegainvaluesfortheangleswhereyouwant
customization.
Click<Interpolate>ifyouhavedefinedthegainattwodifferentangles,andwantPlanner
toautomaticallyinterpolatethe
gainfortheintermediateangles.Foreffectiveinterpolation,ensurethatthegainvalueforalltheanglesbetweenthetwo
anglesis0°.
ModifyRadiationPattern
Click<Modify>ontheRadiationPatternRepositorydialogboxtomodifyacustomradiationpattern.TheModifyRadiation
Patterndialogboxappears.