📄 cdma2k_lib.mdl
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BlockType Reference
Name "AWGN\nChannel"
Ports [1, 1]
Position [230, 29, 310, 71]
SourceBlock "commchan2/AWGN\nChannel"
SourceType "AWGN Channel"
seed "67"
noiseMode "Signal to noise ratio (Es/No)"
EsNodB "EcN0"
SNRdB "10"
Ps "1"
Tsym "1/1.2288e6"
variance "1"
}
Block {
BlockType Reference
Name "Multipath Rayleigh\nFading Channel"
Ports [1, 1]
Position [105, 29, 185, 71]
SourceBlock "commchan2/Multipath Rayleigh\nFading Ch"
"annel"
SourceType "Multipath Rayleigh Fading Channel"
Fd "dopplerFreq"
simTs "1/(1.2288e6*4)"
delayVec "delayVector"
gainVecdB "gainVector"
normGain off
Seed "73"
}
Block {
BlockType Outport
Name "Out"
Position [335, 43, 365, 57]
}
Line {
SrcBlock "Multipath Rayleigh\nFading Channel"
SrcPort 1
DstBlock "AWGN\nChannel"
DstPort 1
}
Line {
SrcBlock "AWGN\nChannel"
SrcPort 1
DstBlock "Out"
DstPort 1
}
Line {
SrcBlock "In"
SrcPort 1
DstBlock "Multipath Rayleigh\nFading Channel"
DstPort 1
}
}
}
Block {
BlockType SubSystem
Name "No Channel"
Ports [1, 1]
Position [75, 94, 155, 136]
TreatAsAtomicUnit off
System {
Name "No Channel"
Location [398, 300, 876, 470]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "In"
Position [100, 63, 130, 77]
}
Block {
BlockType Outport
Name "Out"
Position [350, 63, 380, 77]
}
Line {
SrcBlock "In"
SrcPort 1
DstBlock "Out"
DstPort 1
}
}
}
Annotation {
Name "CDMA2k Channel Models Sub-library"
Position [228, 19]
FontName "Arial"
FontSize 14
FontWeight "bold"
}
}
}
Block {
BlockType SubSystem
Name "cdma2000 Receiver"
Ports []
Position [330, 114, 432, 165]
BackgroundColor "yellow"
ShowName off
TreatAsAtomicUnit off
MaskDisplay "disp('CDMA2000\\nReceiver')"
MaskSelfModifiable on
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
System {
Name "cdma2000 Receiver"
Location [92, 149, 857, 545]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType SubSystem
Name "Channel Estimation"
Ports [2, 1]
Position [175, 167, 265, 218]
TreatAsAtomicUnit off
MaskType "Channel Estimation"
MaskDescription "Perform Channel Estimation"
MaskPromptString "Number of Filter Taps for Channel Estimatio"
"n:"
MaskStyleString "edit"
MaskTunableValueString "on"
MaskEnableString "on"
MaskVisibilityString "on"
MaskToolTipString "on"
MaskVariables "numTapsChEst=@1;"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
MaskValueString "numTapsChEst"
System {
Name "Channel Estimation"
Location [125, 360, 714, 531]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "cRef"
Position [50, 58, 80, 72]
Port {
PortNumber 1
Name "Ref"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Inport
Name "cRx"
Position [55, 118, 85, 132]
Port "2"
Port {
PortNumber 1
Name "Output of \nPilot Correlator"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Reference
Name "Low Pass Filter"
Ports [1, 1]
Position [295, 100, 375, 140]
SourceBlock "cdma2k_lib/cdma2000 Receiver/Low Pass F"
"ilter"
SourceType "FIR Interpolation"
N "numTapsChEst-1"
Wn "1/4"
outputBufInitCond "0"
Port {
PortNumber 1
Name "channel\nestimate"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Math
Name "Math\nFunction"
Ports [1, 1]
Position [145, 50, 175, 80]
ShowName off
Operator "conj"
OutputSignalType "complex"
}
Block {
BlockType Product
Name "Product"
Ports [2, 1]
Position [205, 104, 240, 131]
ShowName off
Port {
PortNumber 1
Name "noisy\nchannel\nestimate"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Outport
Name "chEst"
Position [445, 113, 475, 127]
}
Line {
Name "Ref"
Labels [1, 0]
SrcBlock "cRef"
SrcPort 1
DstBlock "Math\nFunction"
DstPort 1
}
Line {
SrcBlock "Math\nFunction"
SrcPort 1
Points [10, 0]
DstBlock "Product"
DstPort 1
}
Line {
Name "noisy\nchannel\nestimate"
Labels [1, 1]
SrcBlock "Product"
SrcPort 1
DstBlock "Low Pass Filter"
DstPort 1
}
Line {
Name "Output of \nPilot Correlator"
Labels [1, 1]
SrcBlock "cRx"
SrcPort 1
DstBlock "Product"
DstPort 2
}
Line {
Name "channel\nestimate"
Labels [0, 0]
SrcBlock "Low Pass Filter"
SrcPort 1
DstBlock "chEst"
DstPort 1
}
Annotation {
Name "Channel Estimation"
Position [23, 17]
HorizontalAlignment "left"
DropShadow on
FontName "Arial"
FontSize 12
FontWeight "bold"
}
}
}
Block {
BlockType SubSystem
Name "Data Correlator"
Ports [2, 1, 1]
Position [180, 85, 260, 125]
TreatAsAtomicUnit on
MaskType "Data Correlator"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
System {
Name "Data Correlator"
Location [115, 300, 818, 481]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "cIn"
Position [25, 63, 55, 77]
Port {
PortNumber 1
Name "Ticks\nSignal"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Inport
Name "cPNseq"
Position [20, 123, 50, 137]
Port "2"
Port {
PortNumber 1
Name "Chips\nCode"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType EnablePort
Name "Enable"
Ports []
Position [310, 15, 330, 35]
ShowName off
}
Block {
BlockType Reference
Name "Downsample"
Ports [1, 1]
Position [120, 57, 155, 83]
ShowName off
SourceBlock "dspsigops/Downsample"
SourceType "Downsample"
N "overSamp"
phase "0"
ic "0"
smode "Force single rate"
fmode "Maintain input frame rate"
Port {
PortNumber 1
Name "Chip\nSignal"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Math
Name "Math\nFunction"
Ports [1, 1]
Position [120, 115, 150, 145]
ShowName off
Operator "conj"
OutputSignalType "complex"
}
Block {
BlockType Product
Name "Product2"
Ports [2, 1]
Position [245, 62, 285, 93]
ShowName off
Inputs "**"
Port {
PortNumber 1
Name "Correlation"
TestPoint off
LinearAnalysisOutput off
LinearAnalysisInput off
RTWStorageClass "Auto"
DataLogging off
DataLoggingNameMode "SignalName"
DataLoggingDecimateData off
DataLoggingDecimation "2"
DataLoggingLimitDataPoints off
DataLoggingMaxPoints "5000"
}
}
Block {
BlockType Product
Name "Product4"
Ports [2, 1]
Position [490, 74, 520, 101]
ShowName off
Inputs "*/"
}
Block {
BlockType Sum
Name "Sum"
Ports [1, 1]
Position [390, 70, 410, 90]
ShowName off
IconShape "round"
Inputs "+"
InputSameDT off
OutDataTypeMode "Inherit via internal rule"
}
Block {
BlockType Width
Name "Width1"
Position [415, 120, 445, 150]
ShowName off
}
Block {
BlockType Outport
Name "cOutBits"
Position [585, 83, 615, 97]
}
Line {
SrcBlock "Math\nFunction"
SrcPort 1
Points [75, 0]
DstBlock "Product2"
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