📄 ofdm_4qam.mdl
字号:
"band"
SourceType "General QAM Modulator Baseband"
SigCon "[0.7071 + 0.7071i 0.7071 - 0.7071i -0."
"7071 + 0.7071i -0.7071 - 0.7071i]'"
numSamp "1"
}
Block {
BlockType Math
Name "Math\nFunction"
Ports [1, 1]
Position [345, 25, 375, 55]
ShowName off
Operator "conj"
}
Block {
BlockType Outport
Name "Out"
Position [430, 33, 460, 47]
IconDisplay "Port number"
BusOutputAsStruct off
}
Line {
SrcBlock "In"
SrcPort 1
DstBlock "Bit to Integer\nConverter"
DstPort 1
}
Line {
SrcBlock "General QAM\nModulator\nBaseband"
SrcPort 1
DstBlock "Math\nFunction"
DstPort 1
}
Line {
SrcBlock "Math\nFunction"
SrcPort 1
DstBlock "Out"
DstPort 1
}
Line {
SrcBlock "Bit to Integer\nConverter"
SrcPort 1
DstBlock "General QAM\nModulator\nBaseband"
DstPort 1
}
}
}
Block {
BlockType SubSystem
Name "OFDM\nData"
Ports [1, 1]
Position [285, 198, 340, 242]
Orientation "left"
ShowName off
FontSize 8
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
FunctionWithSeparateData off
MaskHideContents off
MaskDisplay "disp('OFDM \\n Demodulator');"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
System {
Name "OFDM\nData"
Location [2, 82, 1014, 744]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "A4"
PaperUnits "centimeters"
TiledPaperMargins [0.500000, 0.500000, 0.500000, 0.500000]
TiledPageScale 1
ShowPageBoundaries off
ZoomFactor "100"
Block {
BlockType Inport
Name "In"
Position [15, 43, 45, 57]
IconDisplay "Port number"
}
Block {
BlockType Reference
Name "FFT"
Ports [1, 1]
Position [195, 33, 235, 67]
DialogController "dspDDGCreate"
DialogControllerArgs "DataTag0"
SourceBlock "dspxfrm3/FFT"
SourceType "FFT"
CompMethod "Table lookup"
TableOpt "Speed"
BitRevOrder "off"
InheritFFTLength "on"
FFTLength "64"
additionalParams "off"
SkipNorm "on"
allowOverrides "on"
firstCoeffMode "Same word length as input"
firstCoeffWordLength "16"
firstCoeffFracLength "15"
outputMode "Inherit via internal rule"
outputWordLength "16"
outputFracLength "15"
accumMode "Inherit via internal rule"
accumWordLength "32"
accumFracLength "30"
prodOutputMode "Inherit via internal rule"
prodOutputWordLength "32"
prodOutputFracLength "30"
roundingMode "Floor"
overflowMode "off"
LockScale "off"
}
Block {
BlockType Reference
Name "Frame Status\nConversion"
Ports [1, 1]
Position [285, 34, 330, 66]
SourceBlock "dspobslib/Frame Status\nConversion"
SourceType "Frame Status Conversion"
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"
growRefPort "off"
outframe "Frame-based"
}
Block {
BlockType Selector
Name "Remove\n zero-padding\nand\nreorder"
Ports [1, 1]
Position [380, 28, 430, 72]
IndexOptions "Index vector (dialog)"
Indices "[29:128 130:229]"
OutputSizes "1"
InputPortWidth "256"
}
Block {
BlockType Reference
Name "Remove\nPilots"
Ports [1, 2]
Position [480, 12, 525, 83]
SourceBlock "dspindex/Multiport\nSelector"
SourceType "Multiport Selector"
rowsOrCols "Rows"
idxCellArray "{[1:12 14:37 39:62 64:87 89:112 114:137 139"
":162 164:187 189:200],[13 38 63 88 113 138 163 188]}"
idxErrMode "Clip Index"
}
Block {
BlockType Selector
Name "Remove Cyclic\nPrefix"
Ports [1, 1]
Position [95, 28, 145, 72]
IndexOptions "Index vector (dialog)"
Indices "[65:320]"
OutputSizes "1"
InputPortWidth "320"
}
Block {
BlockType Terminator
Name "Terminator"
Position [590, 58, 600, 72]
BackgroundColor "[1.000000, 0.501961, 0.000000]"
ShowName off
}
Block {
BlockType Outport
Name "Out"
Position [575, 23, 605, 37]
IconDisplay "Port number"
BusOutputAsStruct off
}
Line {
SrcBlock "Frame Status\nConversion"
SrcPort 1
DstBlock "Remove\n zero-padding\nand\nreorder"
DstPort 1
}
Line {
SrcBlock "FFT"
SrcPort 1
DstBlock "Frame Status\nConversion"
DstPort 1
}
Line {
SrcBlock "In"
SrcPort 1
DstBlock "Remove Cyclic\nPrefix"
DstPort 1
}
Line {
SrcBlock "Remove\n zero-padding\nand\nreorder"
SrcPort 1
DstBlock "Remove\nPilots"
DstPort 1
}
Line {
Labels [0, 0]
SrcBlock "Remove\nPilots"
SrcPort 1
DstBlock "Out"
DstPort 1
}
Line {
SrcBlock "Remove\nPilots"
SrcPort 2
DstBlock "Terminator"
DstPort 1
}
Line {
SrcBlock "Remove Cyclic\nPrefix"
SrcPort 1
DstBlock "FFT"
DstPort 1
}
}
}
Block {
BlockType SubSystem
Name "OFDM\nSymbols"
Ports [1, 1]
Position [285, 73, 340, 117]
ShowName off
FontSize 8
MinAlgLoopOccurrences off
RTWSystemCode "Auto"
FunctionWithSeparateData off
MaskHideContents off
MaskDisplay "disp(' OFDM \\n Modulation');"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
System {
Name "OFDM\nSymbols"
Location [20, 115, 1032, 777]
Open off
ModelBrowserVisibility off
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "A4"
PaperUnits "centimeters"
TiledPaperMargins [0.500000, 0.500000, 0.500000, 0.500000]
TiledPageScale 1
ShowPageBoundaries off
ZoomFactor "100"
Block {
BlockType Inport
Name "In"
Position [15, 178, 45, 192]
IconDisplay "Port number"
}
Block {
BlockType Gain
Name " "
Position [265, 144, 300, 166]
ShowName off
Gain "-1"
ParameterDataTypeMode "Inherit via internal rule"
OutDataTypeMode "Inherit via internal rule"
SaturateOnIntegerOverflow off
}
Block {
BlockType Constant
Name " 1"
Position [180, 26, 305, 44]
ShowName off
Value "complex(0,0)*ones(28,1)"
}
Block {
BlockType Gain
Name "."
Position [270, 84, 305, 106]
ShowName off
Gain "-1"
ParameterDataTypeMode "Inherit via internal rule"
OutDataTypeMode "Inherit via internal rule"
SaturateOnIntegerOverflow off
}
Block {
BlockType Selector
Name "Add Cyclic\nPrefix"
Ports [1, 1]
Position [430, 166, 480, 204]
IndexOptions "Index vector (dialog)"
Indices "[193:256 1:256]"
OutputSizes "1"
InputPortWidth "256"
}
Block {
BlockType Constant
Name "Constant"
Position [70, 16, 135, 34]
ShowName off
Value "complex(1,0)"
}
Block {
BlockType Constant
Name "Constant2"
Position [175, 326, 300, 344]
ShowName off
Value "complex(0,0)*ones(27,1)"
}
Block {
BlockType Constant
Name "Constant3"
Position [215, 176, 300, 194]
ShowName off
Value "complex(0,0)"
}
Block {
BlockType Reference
Name "IFFT"
Ports [1, 1]
Position [365, 169, 405, 201]
DialogController "dspDDGCreate"
DialogControllerArgs "DataTag1"
SourceBlock "dspxfrm3/IFFT"
SourceType "IFFT"
CompMethod "Table lookup"
TableOpt "Speed"
BitRevOrder "off"
cs_in "off"
SkipNorm "off"
InheritFFTLength "on"
FFTLength "64"
mode "Complex"
additionalParams "off"
allowOverrides "on"
firstCoeffMode "Same word length as input"
firstCoeffWordLength "16"
firstCoeffFracLength "15"
outputMode "Inherit via internal rule"
outputWordLength "16"
outputFracLength "15"
accumMode "Inherit via internal rule"
accumWordLength "32"
accumFracLength "30"
prodOutputMode "Inherit via internal rule"
prodOutputWordLength "32"
prodOutputFracLength "30"
roundingMode "Floor"
overflowMode "off"
LockScale "off"
}
Block {
BlockType Concatenate
Name "Matrix\nConcatenation"
Ports [21, 1]
Position [330, 35, 340, 335]
NumInputs "21"
Mode "Multidimensional array"
}
Block {
BlockType Reference
Name "Multiport\nSelector"
Ports [1, 10]
Position [70, 37, 135, 333]
SourceBlock "dspindex/Multiport\nSelector"
SourceType "Multiport Selector"
rowsOrCols "Rows"
idxCellArray "{1:12, 13:36, 37:60, 61:84, 85:96, 97:108, "
"109:132, 133:156, 157:180, 181:192}"
idxErrMode "Clip Index"
}
Block {
BlockType Outport
Name "Out"
Position [505, 178, 535, 192]
IconDisplay "Port number"
BusOutputAsStruct off
}
Line {
SrcBlock "In"
SrcPort 1
DstBlock "Multiport\nSelector"
DstPort 1
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 9
DstBlock "Matrix\nConcatenation"
DstPort 18
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 8
DstBlock "Matrix\nConcatenation"
DstPort 16
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 7
DstBlock "Matrix\nConcatenation"
DstPort 14
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 6
DstBlock "Matrix\nConcatenation"
DstPort 12
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 5
DstBlock "Matrix\nConcatenation"
DstPort 10
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 4
DstBlock "Matrix\nConcatenation"
DstPort 8
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 3
DstBlock "Matrix\nConcatenation"
DstPort 6
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 2
DstBlock "Matrix\nConcatenation"
DstPort 4
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 1
DstBlock "Matrix\nConcatenation"
DstPort 2
}
Line {
SrcBlock "Multiport\nSelector"
SrcPort 10
DstBlock "Matrix\nConcatenation"
DstPort 20
}
Line {
SrcBlock "Constant"
SrcPort 1
Points [35, 0; 0, 40]
Branch {
DstBlock "Matrix\nConcatenation"
DstPort 3
}
Branch {
Points [0, 30]
Branch {
Points [0, 30]
Branch {
DstBlock "Matrix\nConcatenation"
DstPort 7
}
Branch {
Points [0, 30]
Branch {
DstBlock " "
DstPort 1
}
Branch {
Points [0, 60]
Branch {
DstBlock "Matrix\nConcatenation"
DstPort 13
}
Branch {
Points [0, 30]
Branch {
DstBlock "Matrix\nConcatenation"
DstPort 15
}
Branch {
Points [0, 30]
Branch {
Points [0, 30]
DstBlock "Matrix\nConcatenation"
DstPort 19
}
Branch {
DstBlock "Matrix\nConcatenation"
DstPort 17
}
}
}
}
}
}
Branch {
DstBlock "."
DstPort 1
}
}
}
Line {
SrcBlock " 1"
SrcPort 1
DstBlock "Matrix\nConcatenation"
DstPort 1
}
Line {
SrcBlock "Constant2"
SrcPort 1
DstBlock "Matrix\nConcatenation"
DstPort 21
}
Line {
SrcBlock "."
SrcPort 1
DstBlock "Matrix\nConcatenation"
DstPort 5
}
Line {
SrcBlock " "
SrcPort 1
DstBlock "Matrix\nConcatenation"
DstPort 9
}
Line {
SrcBlock "Constant3"
SrcPort 1
DstBlock "Matrix\nConcatenation"
DstPort 11
}
Line {
SrcBlock "IFFT"
SrcPort 1
DstBlock "Add Cyclic\nPrefix"
DstPort 1
}
Line {
SrcBlock "Matrix\nConcatenation"
SrcPort 1
DstBlock "IFFT"
DstPort 1
}
Line {
SrcBlock "Add Cyclic\nPrefix"
SrcPort 1
DstBlock "Out"
DstPort 1
}
}
}
Block {
BlockType SubSystem
Name "Subsystem"
Ports [6, 1]
Position [90, 263, 145, 327]
ShowName off
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