📄 dc_2.mdl
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Labels [3, 0]
SrcBlock "Demux"
SrcPort 2
Points [5, 0; 0, 75]
DstBlock "Tx Mix 2"
DstPort 1
}
Line {
Name "I_lo"
Labels [3, 0]
SrcBlock "Demux"
SrcPort 1
Points [5, 0; 0, -70]
DstBlock "Tx Mix 1"
DstPort 2
}
Line {
SrcBlock "Tx Quadrature \nSine Wave\nat Fc"
SrcPort 1
DstBlock "Demux"
DstPort 1
}
}
}
Block {
BlockType Reference
Name "Interferer Level"
Ports [1, 1]
Position [270, 195, 300, 225]
SourceBlock "simulink/Math\nOperations/Slider\nGain"
SourceType "Slider Gain"
ShowPortLabels "FromPortIcon"
SystemSampleTime "-1"
FunctionWithSeparateData off
RTWMemSecFuncInitTerm "Inherit from model"
RTWMemSecFuncExecute "Inherit from model"
RTWMemSecDataConstants "Inherit from model"
RTWMemSecDataInternal "Inherit from model"
RTWMemSecDataParameters "Inherit from model"
low "0"
gain "0"
high "10"
}
Block {
BlockType SubSystem
Name "RF Spectrum Analyzer (Image Reject)1"
Description "Spectrum Analyzer"
Ports [1]
Position [410, 158, 535, 212]
MinAlgLoopOccurrences off
PropExecContextOutsideSubsystem off
RTWSystemCode "Auto"
FunctionWithSeparateData off
Opaque off
RequestExecContextInheritance off
MaskHideContents off
MaskPromptString "Bandwidth|Center Freq"
MaskStyleString "edit,edit"
MaskTunableValueString "on,on"
MaskCallbackString "|"
MaskEnableString "on,on"
MaskVisibilityString "on,on"
MaskToolTipString "on,on"
MaskVarAliasString ","
MaskVariables "BW=@1;Fc=@2;"
MaskDisplay "fprintf('Spectrum Analyzer \\n Fc=%7.2f MHz \\n BW=%7.2f MHz',Fc/1e6,BW/1e6)"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
MaskValueString "100e6|Fc"
MaskTabNameString ","
System {
Name "RF Spectrum Analyzer (Image Reject)1"
Location [120, 123, 850, 355]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
TiledPaperMargins [0.500000, 0.500000, 0.500000, 0.500000]
TiledPageScale 1
ShowPageBoundaries off
ZoomFactor "100"
Block {
BlockType Inport
Name "Input Signal"
Position [20, 102, 60, 118]
IconDisplay "Port number"
OutDataType "sfix(16)"
OutScaling "2^0"
}
Block {
BlockType RealImagToComplex
Name "Real-Imag to\nComplex"
Ports [2, 1]
Position [510, 98, 540, 127]
}
Block {
BlockType Sin
Name "Sine Wave1"
Ports [0, 1]
Position [25, 35, 55, 65]
ShowName off
Amplitude "1/7.2"
Frequency "2*pi*(Fc)"
Phase "-pi/2"
SampleTime "0"
}
Block {
BlockType Sin
Name "Sine Wave2"
Ports [0, 1]
Position [25, 160, 55, 190]
ShowName off
Amplitude "1/7.2"
Frequency "2*pi*(Fc)"
SampleTime "0"
}
Block {
BlockType Reference
Name "Spectrum\nScope"
Ports [1]
Position [615, 90, 650, 140]
DialogController "dspdialog.SpectrumScope"
DialogControllerArgs "DataTag2"
SourceBlock "dspsnks4/Spectrum\nScope"
SourceType "Spectrum Scope"
ShowPortLabels "none"
SystemSampleTime "-1"
FunctionWithSeparateData off
RTWMemSecFuncInitTerm "Inherit from model"
RTWMemSecFuncExecute "Inherit from model"
RTWMemSecDataConstants "Inherit from model"
RTWMemSecDataInternal "Inherit from model"
RTWMemSecDataParameters "Inherit from model"
ScopeProperties on
Domain "Frequency"
HorizSpan "1"
UseBuffer on
BufferSize "256"
Overlap "0"
inpFftLenInherit off
FFTlength "128"
numAvg "20"
DisplayProperties off
AxisGrid on
Memory off
FrameNumber on
AxisLegend off
AxisZoom off
OpenScopeAtSimStart on
OpenScopeImmediately off
FigPos "[10 31 298 242]"
AxisProperties off
XUnits "Hertz"
XRange "[-Fs/2...Fs/2]"
XDisplay "0"
InheritXIncr on
XIncr "1.0"
XLabel "Samples"
XLimit "Auto"
YUnits "dB"
XMax "1"
XMin "0"
YMin "-70"
YMax "20"
YLabel "Magnitude, dB"
LineProperties off
wintypeSpecScope "Hann"
RsSpecScope "50"
betaSpecScope "5"
winsampSpecScope "Periodic"
}
Block {
BlockType Reference
Name "anti alias"
Ports [1, 1]
Position [250, 32, 315, 88]
SourceBlock "dsparch4/Analog\nFilter Design"
SourceType "Analog Filter Design"
method "Elliptic"
filttype "Lowpass"
N "9"
Wlo "BW*pi"
Whi "80"
Rp "1.2"
Rs "100"
}
Block {
BlockType Reference
Name "anti alias1"
Ports [1, 1]
Position [250, 142, 315, 198]
SourceBlock "dsparch4/Analog\nFilter Design"
SourceType "Analog Filter Design"
method "Elliptic"
filttype "Lowpass"
N "9"
Wlo "BW*pi"
Whi "80"
Rp "1.2"
Rs "100"
}
Block {
BlockType Product
Name "down convert"
Ports [2, 1]
Position [150, 41, 195, 74]
OutDataType "sfix(16)"
OutScaling "2^0"
RndMeth "Floor"
}
Block {
BlockType Product
Name "down convert1"
Ports [2, 1]
Position [145, 151, 190, 184]
OutDataType "sfix(16)"
OutScaling "2^0"
RndMeth "Floor"
}
Block {
BlockType ZeroOrderHold
Name "sampler (imag)"
Position [375, 151, 410, 189]
SampleTime "1/(1.28*BW)"
}
Block {
BlockType ZeroOrderHold
Name "sampler (real)"
Position [380, 41, 415, 79]
SampleTime "1/(1.28*BW)"
}
Line {
SrcBlock "Input Signal"
SrcPort 1
Points [45, 0]
Branch {
Points [0, -45]
DstBlock "down convert"
DstPort 2
}
Branch {
Points [0, 50]
DstBlock "down convert1"
DstPort 1
}
}
Line {
SrcBlock "down convert"
SrcPort 1
DstBlock "anti alias"
DstPort 1
}
Line {
SrcBlock "anti alias"
SrcPort 1
DstBlock "sampler (real)"
DstPort 1
}
Line {
SrcBlock "Sine Wave1"
SrcPort 1
DstBlock "down convert"
DstPort 1
}
Line {
SrcBlock "Sine Wave2"
SrcPort 1
DstBlock "down convert1"
DstPort 2
}
Line {
SrcBlock "anti alias1"
SrcPort 1
DstBlock "sampler (imag)"
DstPort 1
}
Line {
SrcBlock "down convert1"
SrcPort 1
DstBlock "anti alias1"
DstPort 1
}
Line {
SrcBlock "sampler (real)"
SrcPort 1
Points [45, 0; 0, 45]
DstBlock "Real-Imag to\nComplex"
DstPort 1
}
Line {
SrcBlock "sampler (imag)"
SrcPort 1
Points [50, 0; 0, -50]
DstBlock "Real-Imag to\nComplex"
DstPort 2
}
Line {
SrcBlock "Real-Imag to\nComplex"
SrcPort 1
DstBlock "Spectrum\nScope"
DstPort 1
}
Annotation {
Name "cosine"
Position [47, 76]
}
Annotation {
Name "sine"
Position [46, 203]
}
}
}
Block {
BlockType Scope
Name "Scope"
Ports [1]
Position [460, 239, 490, 271]
Floating off
Location [25, 286, 487, 701]
Open off
NumInputPorts "1"
ZoomMode "xonly"
List {
ListType AxesTitles
axes1 "%<SignalLabel>"
}
TimeRange "5e-007"
YMin "-12.5"
YMax "12.5"
DataFormat "StructureWithTime"
SampleTime "0"
}
Block {
BlockType Reference
Name "Spectrum\nScope"
Ports [1]
Position [630, 190, 665, 240]
DialogController "dspdialog.SpectrumScope"
DialogControllerArgs "DataTag3"
SourceBlock "dspsnks4/Spectrum\nScope"
SourceType "Spectrum Scope"
ShowPortLabels "none"
SystemSampleTime "-1"
FunctionWithSeparateData off
RTWMemSecFuncInitTerm "Inherit from model"
RTWMemSecFuncExecute "Inherit from model"
RTWMemSecDataConstants "Inherit from model"
RTWMemSecDataInternal "Inherit from model"
RTWMemSecDataParameters "Inherit from model"
ScopeProperties on
Domain "Frequency"
HorizSpan "1"
UseBuffer on
BufferSize "256"
Overlap "0"
inpFftLenInherit off
FFTlength "128"
numAvg "20"
DisplayProperties off
AxisGrid on
Memory off
FrameNumber on
AxisLegend off
AxisZoom off
OpenScopeAtSimStart on
OpenScopeImmediately off
FigPos "[301 38 356 231]"
AxisProperties off
XUnits "Hertz"
XRange "[-Fs/2...Fs/2]"
XDisplay "0"
InheritXIncr on
XIncr "1.0"
XLabel "Samples"
XLimit "Auto"
YUnits "dB"
XMax "1"
XMin "0"
YMin "-70"
YMax "20"
YLabel "Magnitude-squared, dB"
LineProperties off
wintypeSpecScope "Hann"
RsSpecScope "50"
betaSpecScope "5"
winsampSpecScope "Periodic"
}
Block {
BlockType Sum
Name "Sum"
Ports [2, 1]
Position [315, 75, 345, 105]
ShowName off
IconShape "round"
Inputs "|++"
InputSameDT off
OutDataTypeMode "Inherit via internal rule"
OutDataType "sfix(16)"
OutScaling "2^0"
OutDataTypeStr "Inherit: Inherit via internal rule"
SaturateOnIntegerOverflow off
}
Block {
BlockType SubSystem
Name "Tx_BaseBand 1"
Ports [0, 2]
Position [65, 60, 105, 120]
MinAlgLoopOccurrences off
PropExecContextOutsideSubsystem off
RTWSystemCode "Auto"
FunctionWithSeparateData off
Opaque off
RequestExecContextInheritance off
MaskHideContents off
System {
Name "Tx_BaseBand 1"
Location [20, 80, 969, 401]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
TiledPaperMargins [0.500000, 0.500000, 0.500000, 0.500000]
TiledPageScale 1
ShowPageBoundaries off
ZoomFactor "100"
Block {
BlockType Reference
Name "Analog\nAI Filter I"
Ports [1, 1]
Position [770, 36, 820, 74]
SourceBlock "dsparch4/Analog\nFilter Design"
SourceType "Analog Filter Design"
method "Bessel"
filttype "Lowpass"
N "6"
Wlo "2*pi*2*Fsym"
Whi "80"
Rp "2"
Rs "40"
}
Block {
BlockType Reference
Name "Analog\nAI Filter I1"
Ports [1, 1]
Position [775, 106, 825, 144]
SourceBlock "dsparch4/Analog\nFilter Design"
SourceType "Analog Filter Design"
method "Bessel"
filttype "Lowpass"
N "6"
Wlo "2*pi*2*Fsym"
Whi "80"
Rp "2"
Rs "40"
}
Block {
BlockType ComplexToRealImag
Name "Complex to\nReal-Imag"
Ports [1, 2]
Position [700, 48, 730, 77]
Output "Real and imag"
}
Block {
BlockType DataTypeConversion
Name "DAC"
Position [600, 48, 665, 82]
OutDataType "sfix(16)"
OutScaling "2^0"
RndMeth "Floor"
SaturateOnIntegerOverflow off
SampleTime "0"
}
Block {
BlockType Reference
Name "M-PSK\nModulator\nBaseband"
Ports [1, 1]
Position [225, 39, 300, 91]
SourceBlock "commdigbbndpm3/M-PSK\nModulator\nBaseband⌨️ 快捷键说明
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