LTE - BuildingPropagationLoss - TxPowerdBm

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Arsalan Saeed

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Jun 16, 2012, 11:49:15 PM6/16/12
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Hi,

I was doing going through calibration of my Sinr values, as Sinr
produced by REM were not similar to that produced for Calculating Spec
Eff -> CQI

I have noticed the following possible bug, if the developers can have
a look at this.

Buildings-Propagation-Loss-Model.cc

double
BuildingsPropagationLossModel::DoCalcRxPower (double txPowerDbm,
Ptr<MobilityModel> a, Ptr<MobilityModel> b) const
{
return txPowerDbm - GetLoss (a, b) - GetShadowing (a, b);}

//here GetLoss is the loss path loss, GetShadowing from the shadowing
maps and txPowerDbm should be the transmit power of the NodeB.


Here the value returned in txPowerDbm is constantly '0' [which should
be in case of 43dbm node, (43-30)/no of PRbs] , which is indeed
effecting the rxsignal for further calculations.

Is it supposed to be this way, Am I wrong somewhere?

Thanks for your time.
Arsalan
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