📄 feed_fwd_2.mdl
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Block {
BlockType Product
Name "down convert1"
Ports [2, 1]
Position [145, 151, 190, 184]
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 "Real-Imag to\nComplex"
SrcPort 1
DstBlock "Spectrum\nScope"
DstPort 1
}
Line {
SrcBlock "sampler (imag)"
SrcPort 1
Points [50, 0; 0, -50]
DstBlock "Real-Imag to\nComplex"
DstPort 2
}
Line {
SrcBlock "sampler (real)"
SrcPort 1
Points [45, 0; 0, 45]
DstBlock "Real-Imag to\nComplex"
DstPort 1
}
Line {
SrcBlock "down convert1"
SrcPort 1
DstBlock "anti alias1"
DstPort 1
}
Line {
SrcBlock "anti alias1"
SrcPort 1
DstBlock "sampler (imag)"
DstPort 1
}
Line {
SrcBlock "Sine Wave2"
SrcPort 1
DstBlock "down convert1"
DstPort 2
}
Line {
SrcBlock "Sine Wave1"
SrcPort 1
DstBlock "down convert"
DstPort 1
}
Line {
SrcBlock "anti alias"
SrcPort 1
DstBlock "sampler (real)"
DstPort 1
}
Line {
SrcBlock "down convert"
SrcPort 1
DstBlock "anti alias"
DstPort 1
}
Line {
SrcBlock "Input Signal"
SrcPort 1
Points [45, 0]
Branch {
Points [0, 50]
DstBlock "down convert1"
DstPort 1
}
Branch {
Points [0, -45]
DstBlock "down convert"
DstPort 2
}
}
Annotation {
Name "sine"
Position [46, 203]
}
Annotation {
Name "cosine"
Position [47, 76]
}
}
}
Block {
BlockType SubSystem
Name "Distortion canceled\noutput (dBm)"
Description "Spectrum Analyzer"
Ports [1]
Position [795, 228, 950, 282]
Orientation "left"
BackgroundColor "cyan"
FontName "Arial"
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
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|2140e6"
MaskTabNameString ","
System {
Name "Distortion canceled\noutput (dBm)"
Location [261, 292, 999, 556]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "Input Signal"
Position [20, 102, 60, 118]
Port "1"
IconDisplay "Port number"
LatchInput off
}
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
SineType "Time based"
Amplitude "1/2"
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
SineType "Time based"
Amplitude "1/2"
Frequency "2*pi*(Fc)"
SampleTime "0"
}
Block {
BlockType Reference
Name "Spectrum\nScope"
Ports [1]
Position [615, 90, 650, 140]
FontSize 10
SourceBlock "dspsnks4/Spectrum\nScope"
SourceType "Spectrum Scope"
ShowPortLabels off
ScopeProperties on
Domain "Frequency"
HorizSpan "1"
UseBuffer on
BufferSize "256"
Overlap "64"
inpFftLenInherit off
FFTlength "128"
numAvg "2"
DisplayProperties off
AxisGrid on
Memory off
FrameNumber on
AxisLegend off
AxisZoom off
OpenScopeAtSimStart on
OpenScopeImmediately off
FigPos "[663 351 289 183]"
AxisProperties off
XUnits "Hertz"
XRange "[-Fs/2...Fs/2]"
InheritXIncr on
XIncr "1.0"
XLabel "Samples"
YUnits "dB"
YMin "-60"
YMax "40"
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]
RndMeth "Floor"
}
Block {
BlockType Product
Name "down convert1"
Ports [2, 1]
Position [145, 151, 190, 184]
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 "Real-Imag to\nComplex"
SrcPort 1
DstBlock "Spectrum\nScope"
DstPort 1
}
Line {
SrcBlock "sampler (imag)"
SrcPort 1
Points [50, 0; 0, -50]
DstBlock "Real-Imag to\nComplex"
DstPort 2
}
Line {
SrcBlock "sampler (real)"
SrcPort 1
Points [45, 0; 0, 45]
DstBlock "Real-Imag to\nComplex"
DstPort 1
}
Line {
SrcBlock "down convert1"
SrcPort 1
DstBlock "anti alias1"
DstPort 1
}
Line {
SrcBlock "anti alias1"
SrcPort 1
DstBlock "sampler (imag)"
DstPort 1
}
Line {
SrcBlock "Sine Wave2"
SrcPort 1
DstBlock "down convert1"
DstPort 2
}
Line {
SrcBlock "Sine Wave1"
SrcPort 1
DstBlock "down convert"
DstPort 1
}
Line {
SrcBlock "anti alias"
SrcPort 1
DstBlock "sampler (real)"
DstPort 1
}
Line {
SrcBlock "down convert"
SrcPort 1
DstBlock "anti alias"
DstPort 1
}
Line {
SrcBlock "Input Signal"
SrcPort 1
Points [45, 0]
Branch {
Points [0, 50]
DstBlock "down convert1"
DstPort 1
}
Branch {
Points [0, -45]
DstBlock "down convert"
DstPort 2
}
}
Annotation {
Name "sine"
Position [46, 203]
}
Annotation {
Name "cosine"
Position [47, 76]
}
}
}
Block {
BlockType SubSystem
Name "Error Amp"
Ports [1, 1]
Position [565, 116, 765, 184]
BackgroundColor "green"
FontName "Arial"
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
MaskPromptString "Gain in dB:|Fcenter (MHz):|BW (MHz): |Time Dela"
"y (ns) :"
MaskStyleString "edit,edit,edit,edit"
MaskTunableValueString "on,on,on,on"
MaskCallbackString "|||"
MaskEnableString "on,on,on,on"
MaskVisibilityString "on,on,on,on"
MaskToolTipString "on,on,on,on"
MaskVarAliasString ",,,"
MaskVariables "dbg=@1;Fc=@2;BW=@3;Td=@4;"
MaskDisplay "fprintf(' Error Amp Pg = %5.0f dB\\n\\n\\n ',"
"dbg);\nfprintf(' Fcenter= %8.0f BW= %5.0f MHz ', Fc, BW);\nfprintf('\\n"
"\\n\\nTime Delay =%9.2f ns', Td);\n"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
MaskValueString "12|2140|100|2"
MaskTabNameString ",,,"
System {
Name "Error Amp"
Location [337, 427, 903, 597]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "usletter"
PaperUnits "inches"
ZoomFactor "100"
Block {
BlockType Inport
Name "In1"
Position [15, 58, 45, 72]
Port "1"
IconDisplay "Port number"
LatchInput off
}
Block {
BlockType Reference
Name "Analog\nFilter Design"
Ports [1, 1]
Position [215, 37, 280, 93]
FontSize 10
SourceBlock "dsparch4/Analog\nFilter Design"
SourceType "Analog Filter Design"
method "Elliptic"
filttype "Bandpass"
N "10"
Wlo "2*pi*(Fc-BW/2)*1e6"
Whi "2*pi*(Fc+BW/2)*1e6"
Rp "2"
Rs "40"
}
Block {
BlockType Gain
Name "Gain1"
Position [65, 26, 180, 104]
Gain "10^(dbg/20)"
}
Block {
BlockType TransportDelay
Name "Transport\nDelay1"
Position [330, 41, 385, 89]
NamePlacement "alternate"
DelayTime "Td*1e-9"
}
Block {
BlockType Outport
Name "Out1"
Position [510, 58, 540, 72]
IconDisplay "Port number"
BusOutputAsStruct off
}
Line {
SrcBlock "Analog\nFilter Design"
SrcPort 1
DstBlock "Transport\nDelay1"
DstPort 1
}
Line {
SrcBlock "Gain1"
SrcPort 1
DstBlock "Analog\nFilter Design"
DstPort 1
}
Line {
SrcBlock "In1"
SrcPort 1
DstBlock "Gain1"
DstPort 1
}
Line {
SrcBlock "Transport\nDelay1"
SrcPort 1
DstBlock "Out1"
DstPort 1
}
}
}
Block {
BlockType SubSystem
Name "Power Amp"
Ports [1, 1]
Position [230, 33, 400, 107]
BackgroundColor "orange"
FontName "Arial"
TreatAsAtomicUnit off
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
MaskPromptString "Gain in dB:|Fcenter (MHz):|BW (MHz): |Nonlinear"
"ity (0-1) :|Time Delay (ns) :"
MaskStyleString "edit,edit,edit,edit,edit"
MaskTunableValueString "on,on,on,on,on"
MaskCallbackString "||||"
MaskEnableString "on,on,on,on,on"
MaskVisibilityString "on,on,on,on,on"
MaskToolTipString "on,on,on,on,on"
MaskVarAliasString ",,,,"
MaskVariables "dbg=@1;Fc=@2;BW=@3;alpha=@4;Td=@5;"
MaskDisplay "fprintf(' RFPA Pg = %5.0f dB\\n\\n\\n ',dbg"
");\nfprintf('Fc= %6.0f BW= %4.0fMHz ', Fc,BW);\nfprintf('\\n\\n Nonlineari"
"ty =%9.4f', alpha);\nfprintf('\\n\\n\\n\\n Time Delay =%9.2f ns', Td);\n"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
MaskValueString "20|2140|100|.02|5"
MaskTabNameString ",,,,"
System {
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