NSubframe is set to zero % because the timing offsets returned by lteCellSearch are relative to % the start of a frame. The assumption of CellRefP=1 % here means that the RS measurements will only be calculated for % cell-specific reference signal port 0. % The TDD uplink-downlink configuration and special subframe % configuration are assumed to be known. = lteCellSearch(enb,rxwaveform,searchalg) % NDLRB is only required so that lteCellSearch can infer the sampling % rate of 'rxwavefom' Noise = No*complex(randn(size(rxwaveform)),randn(size(rxwaveform))) Rsmeas2 = hRSMeasurements(cell2,rxgridcell2) įprintf( ' RSRP: %7.2fdBm %7.2fdBm\n',txRSRPs(T,1),txRSRPs(T,2)) Rxgridcell2 = lteOFDMDemodulate(cell2,txcell2) Rsmeas1 = hRSMeasurements(cell1,rxgridcell1) Rxgridcell1 = lteOFDMDemodulate(cell1,txcell1) % Perform Reference Signal (RS) measurements on the transmitted % signals. Rxwaveform = rxwaveform + circshift(txcell2,delta_t) Txcell2 = lteRMCDLTool(cell2,randi(,1000,1)) ĭelta_t = round(info.SamplingRate*3e-6) % Time offset between cells % For each time period: for T = 1:nTimePeriodsįprintf( '\n%s\n Time period T%d\n%s\n\n',separator,T,separator) įprintf( ' NCellID: %7d %7d\n',cell1.NCellID,cell2.NCellID) = 20 dBĞxcellent Strong signal with maximum data speedsġ3 dB to 20 dB Good Strong signal with good data speedsĠ dB to 13 dBğair to poor Reliable data speeds may be attained, but marginal data with drop-outs is possible.RxRSRPs = -inf(nTimePeriods,searchalg.MaxCellCount) When this value gets close to -20, performance will drop drastically 15 dB to -20 dBğair to poor Reliable data speeds may be attained, but marginal data with drop-outs is possible. 10 dB to -15 dB Good Strong signal with good data speeds = -10 dBĞxcellent Strong signal with maximum data speeds When this value gets close to -100, performance will drop drastically
90 dBm to -100 dBmğair to poor Reliable data speeds may be attained, but marginal data with drop-outs is possible. 80 dBm to -90 dBm Good Strong signal with good data speeds >= -80 dBmĞxcellent Strong signal with maximum data speeds
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