wireless_ofdm.mdl

一种OFDM的系统实现

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      Inputs		      "++"
      InputSameDT	      on
      OutDataTypeMode	      "Same as first input"
      OutDataType	      "sfix(16)"
      OutScaling	      "2^0"
      LockScale		      off
      RndMeth		      "Floor"
      SaturateOnIntegerOverflow	on
      SampleTime	      "-1"
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    Block {
      BlockType		      Terminator
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  AnnotationDefaults {
    HorizontalAlignment	    "center"
    VerticalAlignment	    "middle"
    ForegroundColor	    "black"
    BackgroundColor	    "white"
    DropShadow		    off
    FontName		    "Helvetica"
    FontSize		    10
    FontWeight		    "normal"
    FontAngle		    "normal"
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  LineDefaults {
    FontName		    "Helvetica"
    FontSize		    9
    FontWeight		    "normal"
    FontAngle		    "normal"
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  System {
    Name		    "wireless_ofdm"
    Location		    [29, 74, 907, 586]
    Open		    on
    ModelBrowserVisibility  off
    ModelBrowserWidth	    200
    ScreenColor		    "white"
    PaperOrientation	    "landscape"
    PaperPositionMode	    "auto"
    PaperType		    "usletter"
    PaperUnits		    "inches"
    ZoomFactor		    "100"
    ReportName		    "simulink-default.rpt"
    Block {
      BlockType		      Reference
      Name		      "Bernoulli Random\nBinary Generator"
      Ports		      [0, 1]
      Position		      [30, 63, 110, 107]
      SourceBlock	      "commrandsrc2/Bernoulli Binary\nGenerator"
      SourceType	      "Bernoulli Binary Generator"
      ShowPortLabels	      on
      P			      "0.5"
      seed		      "20394875"
      Ts		      "9.6e-6/96"
      frameBased	      on
      sampPerFrame	      "96"
      orient		      off
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    Block {
      BlockType		      SubSystem
      Name		      "Channel"
      Ports		      [1, 1]
      Position		      [720, 195, 780, 235]
      Orientation	      "down"
      NamePlacement	      "alternate"
      ShowName		      off
      TreatAsAtomicUnit	      off
      MinAlgLoopOccurrences   off
      RTWSystemCode	      "Auto"
      MaskPromptString	      "tap gain"
      MaskStyleString	      "edit"
      MaskTunableValueString  "on"
      MaskEnableString	      "on"
      MaskVisibilityString    "on"
      MaskToolTipString	      "on"
      MaskVariables	      "Gain=@1;"
      MaskDisplay	      "disp('Channel')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      MaskValueString	      "0"
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	Name			"Channel"
	Location		[335, 439, 884, 712]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "In1"
	  Position		  [25, 73, 55, 87]
	  Port			  "1"
	  IconDisplay		  "Port number"
	  LatchInput		  off
	}
	Block {
	  BlockType		  Reference
	  Name			  "AWGN\nChannel"
	  Ports			  [1, 1]
	  Position		  [280, 105, 320, 185]
	  NamePlacement		  "alternate"
	  ShowName		  off
	  SourceBlock		  "commchan2/AWGN\nChannel"
	  SourceType		  "AWGN Channel"
	  ShowPortLabels	  on
	  seed			  "1"
	  noiseMode		  "Signal to noise ratio  (Eb/No)"
	  EbNodB		  "10"
	  EsNodB		  "6"
	  SNRdB			  "10"
	  bitsPerSym		  "2"
	  Ps			  "1/256"
	  Tsym			  "(9.6e-6)/96"
	  variance		  "1"
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	Block {
	  BlockType		  Sum
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	  Position		  [180, 122, 210, 153]
	  InputSameDT		  off
	  OutDataTypeMode	  "Inherit via internal rule"
	  OutScaling		  "2^-10"
	  SaturateOnIntegerOverflow off
	}
	Block {
	  BlockType		  Reference
	  Name			  "Delay"
	  Ports			  [1, 1]
	  Position		  [100, 25, 155, 65]
	  SourceBlock		  "dspsigops/Delay"
	  SourceType		  "Delay"
	  dly_unit		  "Samples"
	  delay			  "15"
	  ic_detail		  off
	  dif_ic_for_ch		  off
	  dif_ic_for_dly	  off
	  ic			  "0"
	  reset_popup		  "None"
	}
	Block {
	  BlockType		  Gain
	  Name			  "Gain1"
	  Position		  [185, 60, 215, 90]
	  ShowName		  off
	  Gain			  "Gain"
	}
	Block {
	  BlockType		  Outport
	  Name			  "Out1"
	  Position		  [385, 138, 415, 152]
	  IconDisplay		  "Port number"
	  BusOutputAsStruct	  off
	}
	Line {
	  SrcBlock		  "In1"
	  SrcPort		  1
	  Points		  [0, 0; 15, 0]
	  Branch {
	    Points		    [0, 65]
	    DstBlock		    "Add"
	    DstPort		    2
	  }
	  Branch {
	    Points		    [0, -35]
	    DstBlock		    "Delay"
	    DstPort		    1
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	Line {
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	  Points		  [0, 35; -55, 0]
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	  SrcPort		  1
	  Points		  [25, 0; 0, 5]
	  DstBlock		  "AWGN\nChannel"
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	Line {
	  SrcBlock		  "AWGN\nChannel"
	  SrcPort		  1
	  DstBlock		  "Out1"
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    }
    Block {
      BlockType		      Display
      Name		      "Display"
      Ports		      [1]
      Position		      [275, 184, 360, 246]
      ShowName		      off
      Decimation	      "1"
    }
    Block {
      BlockType		      Reference
      Name		      "Error Rate Calculation"
      Ports		      [2, 1]
      Position		      [170, 187, 255, 238]
      ShowName		      off
      SourceBlock	      "commsink2/Error Rate\nCalculation"
      SourceType	      "Error Rate Calculation"
      N			      "0"
      st_delay		      "0"
      cp_mode		      "Entire frame"
      subframe		      "[]"
      PMode		      "Port"
      WsName		      "ErrorVec"
      RsMode2		      off
      stop		      off
      numErr		      "100"
      maxBits		      "1e6"
    }
    Block {
      BlockType		      SubSystem
      Name		      "OFDM Receiver"
      Ports		      [1, 2]
      Position		      [575, 323, 660, 392]
      Orientation	      "left"
      ShowName		      off
      TreatAsAtomicUnit	      off
      MinAlgLoopOccurrences   off
      RTWSystemCode	      "Auto"
      MaskDisplay	      "disp('OFDM\\nReceiver');\nport_label('output',2"
",'pilots')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      System {
	Name			"OFDM Receiver"
	Location		[72, 96, 894, 306]
	Open			on
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "Received signal"
	  Position		  [45, 43, 75, 57]
	  Port			  "1"
	  IconDisplay		  "Port number"
	  LatchInput		  off
	}
	Block {
	  BlockType		  Reference
	  Name			  "FFT"
	  Ports			  [1, 1]
	  Position		  [210, 33, 250, 67]
	  DialogController	  "dspDDGCreate"
	  DialogControllerArgs	  "DataTag0"
	  SourceBlock		  "dspxfrm3/FFT"
	  SourceType		  "FFT"
	  CompMethod		  "Table lookup"
	  TableOpt		  "Speed"
	  BitRevOrder		  off
	  additionalParams	  off
	  SkipNorm		  off
	  allowOverrides	  on
	  firstCoeffMode	  "User-defined"
	  firstCoeffWordLength	  "16"
	  firstCoeffFracLength	  "15"
	  outputMode		  "Same as input"
	  outputWordLength	  "16"
	  outputFracLength	  "15"
	  accumMode		  "Same as product output"
	  accumWordLength	  "32"
	  accumFracLength	  "30"
	  prodOutputMode	  "Same as input"
	  prodOutputWordLength	  "32"
	  prodOutputFracLength	  "30"
	  roundingMode		  "Floor"
	  overflowMode		  off
	  LockScale		  off
	}
	Block {
	  BlockType		  Reference
	  Name			  "Frame Status\nConversion"
	  Ports			  [1, 1]
	  Position		  [290, 34, 335, 66]
	  SourceBlock		  "dspobslib/Frame Status\nConversion"
	  SourceType		  "Frame Status Conversion"
	  ShowPortLabels	  off
	  growRefPort		  off
	  outframe		  "Frame-based"
	}
	Block {
	  BlockType		  Selector
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	  Position		  [375, 28, 425, 72]
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	  InputPortWidth	  "64"
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	Block {
	  BlockType		  Reference
	  Name			  "Remove\nPilots"
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	  Position		  [455, 12, 500, 83]
	  SourceBlock		  "dspindex/Multiport\nSelector"
	  SourceType		  "Multiport Selector"
	  rowsOrCols		  "Rows"
	  idxCellArray		  "{[1:2 4:10 12:14 16:18 20:25 27:29],[3 11 1"
"9 26]}"
	  idxErrMode		  "Clip Index"
	  Port {
	    PortNumber		    1
	    Name		    "Data"
	    RTWStorageClass	    "Auto"
	    DataLoggingNameMode	    "SignalName"
	    ShowSigGenPortName	    on
	  }
	  Port {
	    PortNumber		    2
	    Name		    "Pilots"
	    RTWStorageClass	    "Auto"
	    DataLoggingNameMode	    "SignalName"
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	  Position		  [120, 28, 170, 72]
	  Elements		  "[3:66]"
	  InputPortWidth	  "66"
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	Block {
	  BlockType		  Outport
	  Name			  "Data"
	  Position		  [585, 23, 615, 37]
	  IconDisplay		  "Port number"
	  BusOutputAsStruct	  off
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	Block {
	  BlockType		  Outport
	  Name			  "PIlots"
	  Position		  [585, 58, 615, 72]
	  Port			  "2"
	  IconDisplay		  "Port number"
	  BusOutputAsStruct	  off
	}
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	  SrcBlock		  "Frame Status\nConversion"
	  SrcPort		  1
	  DstBlock		  "Remove\n zero-padding\nand\nreorder"
	  DstPort		  1
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	Line {
	  SrcBlock		  "FFT"
	  SrcPort		  1
	  DstBlock		  "Frame Status\nConversion"
	  DstPort		  1
	}
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	  SrcBlock		  "Received signal"
	  SrcPort		  1
	  DstBlock		  "Remove Cyclic\nPrefix"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Remove Cyclic\nPrefix"
	  SrcPort		  1
	  DstBlock		  "FFT"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Remove\n zero-padding\nand\nreorder"
	  SrcPort		  1
	  DstBlock		  "Remove\nPilots"
	  DstPort		  1
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	  Name			  "Data"
	  Labels		  [0, 0]
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	  Labels		  [0, 0]
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	  DstPort		  1
	}
      }
    }
    Block {
      BlockType		      SubSystem
      Name		      "OFDM Transmitter"
      Ports		      [1, 1]
      Position		      [575, 51, 660, 119]
      ShowName		      off
      TreatAsAtomicUnit	      off
      MinAlgLoopOccurrences   off
      RTWSystemCode	      "Auto"
      MaskDisplay	      "disp('OFDM\\nTransmitter')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      System {
	Name			"OFDM Transmitter"
	Location		[38, 106, 886, 490]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "In"
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	  Port			  "1"
	  IconDisplay		  "Port number"
	  LatchInput		  off
	}
	Block {
	  BlockType		  Selector
	  Name			  "Add Cyclic\nPrefix"
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	  Position		  [660, 208, 710, 252]
	  Elements		  "[63:64,1:64]"
	  InputPortWidth	  "64"
	}
	Block {
	  BlockType		  Reference
	  Name			  "DSP\nConstant"
	  Ports			  [0, 1]
	  Position		  [285, 218, 320, 242]
	  ShowName		  off
	  SourceBlock		  "dspsrcs4/DSP\nConstant"
	  SourceType		  "DSP Constant"
	  ShowPortLabels	  on
	  Value			  "0+0i"
	  SampleMode		  "Discrete"
	  discreteOutput	  "Frame-based"
	  continuousOutput	  "Sample-based"
	  sampTime		  "4e-6"
	  framePeriod		  "4e-6"
	  additionalParams	  off
	  allowOverrides	  on
	  dataType		  "Inherit from 'Constant value'"
	  isSigned		  on
	  wordLen		  "16"
	  udDataType		  "sfix(16)"
	  fracBitsMode		  "Best precision"
	  numFracBits		  "15"
	  InterpretAs1D		  "off"
	  Ts			  "4e-6"
	  FramebasedOutput	  "on"
	}
	Block {
	  BlockType		  Gain
	  Name			  "Gain"
	  Position		  [290, 295, 320, 325]
	  ShowName		  off
	  Gain			  "-1"
	}
	Block {
	  BlockType		  Reference
	  Name			  "IFFT"
	  Ports			  [1, 1]
	  Position		  [570, 214, 610, 246]
	  DialogController	  "dspDDGCreate"
	  DialogControllerArgs	  "DataTag1"
	  SourceBlock		  "dspxfrm3/IFFT"
	  SourceType		  "IFFT"
	  CompMethod		  "Table lookup"
	  TableOpt		  "Speed"
	  BitRevOrder		  off
	  cs_in			  off
	  SkipNorm		  off
	  mode			  "Complex"
	  additionalParams	  off
	  allowOverrides	  on
	  firstCoeffMode	  "User-defined"
	  firstCoeffWordLength	  "16"
	  firstCoeffFracLength	  "15"
	  outputMode		  "Same as input"
	  outputWordLength	  "16"
	  outputFracLength	  "15"
	  accumMode		  "Same as product output"
	  accumWordLength	  "32"
	  accumFracLength	  "30"
	  prodOutputMode	  "Same as input"
	  prodOutputWordLength	  "32"
	  prodOutputFracLength	  "30"
	  roundingMode		  "Floor"
	  overflowMode		  off
	  LockScale		  off
	}