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oqpnrzbw.mdl：源码内容
							Model {
  Name			  "oqpnrzbw"
  Version		  5.0
  SaveDefaultBlockParams  on
  SampleTimeColors	  off
  LibraryLinkDisplay	  "none"
  WideLines		  off
  ShowLineDimensions	  off
  ShowPortDataTypes	  off
  ShowLoopsOnError	  on
  IgnoreBidirectionalLines off
  ShowStorageClass	  off
  ExecutionOrder	  off
  RecordCoverage	  off
  CovPath		  "/"
  CovSaveName		  "covdata"
  CovMetricSettings	  "dw"
  CovNameIncrementing	  off
  CovHtmlReporting	  on
  covSaveCumulativeToWorkspaceVar on
  CovSaveSingleToWorkspaceVar on
  CovCumulativeVarName	  "covCumulativeData"
  CovCumulativeReport	  off
  DataTypeOverride	  "UseLocalSettings"
  MinMaxOverflowLogging	  "UseLocalSettings"
  MinMaxOverflowArchiveMode "Overwrite"
  BlockNameDataTip	  off
  BlockParametersDataTip  off
  BlockDescriptionStringDataTip	off
  ToolBar		  on
  StatusBar		  on
  BrowserShowLibraryLinks off
  BrowserLookUnderMasks	  off
  CloseFcn		  "closemodcross"
  Created		  "Wed Jul 25 14:10:24 2001"
  Creator		  "gerhard"
  UpdateHistory		  "UpdateHistoryNever"
  ModifiedByFormat	  "%<Auto>"
  LastModifiedBy	  "bauch"
  ModifiedDateFormat	  "%<Auto>"
  LastModifiedDate	  "Sat Aug 30 14:44:17 2003"
  ModelVersionFormat	  "1.%<AutoIncrement:25>"
  ConfigurationManager	  "none"
  SimParamPage		  "Solver"
  LinearizationMsg	  "none"
  Profile		  off
  ParamWorkspaceSource	  "MATLABWorkspace"
  AccelSystemTargetFile	  "accel.tlc"
  AccelTemplateMakefile	  "accel_default_tmf"
  AccelMakeCommand	  "make_rtw"
  TryForcingSFcnDF	  off
  ExtModeMexFile	  "ext_comm"
  ExtModeBatchMode	  off
  ExtModeTrigType	  "manual"
  ExtModeTrigMode	  "normal"
  ExtModeTrigPort	  "1"
  ExtModeTrigElement	  "any"
  ExtModeTrigDuration	  1000
  ExtModeTrigHoldOff	  0
  ExtModeTrigDelay	  0
  ExtModeTrigDirection	  "rising"
  ExtModeTrigLevel	  0
  ExtModeArchiveMode	  "off"
  ExtModeAutoIncOneShot	  off
  ExtModeIncDirWhenArm	  off
  ExtModeAddSuffixToVar	  off
  ExtModeWriteAllDataToWs off
  ExtModeArmWhenConnect	  on
  ExtModeSkipDownloadWhenConnect off
  ExtModeLogAll		  on
  ExtModeAutoUpdateStatusClock off
  BufferReuse		  on
  RTWExpressionDepthLimit 5
  SimulationMode	  "normal"
  Solver		  "ode45"
  SolverMode		  "Auto"
  StartTime		  "0.0"
  StopTime		  "999999"
  MaxOrder		  5
  MaxStep		  ".010"
  MinStep		  "0.000001"
  MaxNumMinSteps	  "-1"
  InitialStep		  "auto"
  FixedStep		  "auto"
  RelTol		  "1e-3"
  AbsTol		  "1e-3"
  OutputOption		  "RefineOutputTimes"
  OutputTimes		  "[]"
  Refine		  "1"
  LoadExternalInput	  off
  ExternalInput		  "[t, u]"
  LoadInitialState	  off
  InitialState		  "xInitial"
  SaveTime		  off
  TimeSaveName		  "tout"
  SaveState		  off
  StateSaveName		  "xout"
  SaveOutput		  off
  OutputSaveName	  "yout"
  SaveFinalState	  off
  FinalStateName	  "xFinal"
  SaveFormat		  "Array"
  Decimation		  "1"
  LimitDataPoints	  on
  MaxDataPoints		  "1000"
  SignalLoggingName	  "sigsOut"
  ConsistencyChecking	  "none"
  ArrayBoundsChecking	  "none"
  AlgebraicLoopMsg	  "warning"
  BlockPriorityViolationMsg "warning"
  MinStepSizeMsg	  "warning"
  InheritedTsInSrcMsg	  "warning"
  DiscreteInheritContinuousMsg "warning"
  MultiTaskRateTransMsg	  "error"
  SingleTaskRateTransMsg  "none"
  CheckForMatrixSingularity "none"
  IntegerOverflowMsg	  "warning"
  Int32ToFloatConvMsg	  "warning"
  ParameterDowncastMsg	  "error"
  ParameterOverflowMsg	  "error"
  ParameterPrecisionLossMsg "warning"
  UnderSpecifiedDataTypeMsg "none"
  UnnecessaryDatatypeConvMsg "none"
  VectorMatrixConversionMsg "none"
  InvalidFcnCallConnMsg	  "error"
  SignalLabelMismatchMsg  "none"
  UnconnectedInputMsg	  "warning"
  UnconnectedOutputMsg	  "warning"
  UnconnectedLineMsg	  "warning"
  SfunCompatibilityCheckMsg "none"
  RTWInlineParameters	  off
  BlockReductionOpt	  off
  BooleanDataType	  off
  ConditionallyExecuteInputs on
  ParameterPooling	  on
  OptimizeBlockIOStorage  on
  ZeroCross		  on
  AssertionControl	  "UseLocalSettings"
  ProdHWDeviceType	  "Microprocessor"
  ProdHWWordLengths	  "8,16,32,32"
  RTWSystemTargetFile	  "grt.tlc"
  RTWTemplateMakefile	  "grt_default_tmf"
  RTWMakeCommand	  "make_rtw"
  RTWGenerateCodeOnly	  off
  RTWRetainRTWFile	  off
  TLCProfiler		  off
  TLCDebug		  off
  TLCCoverage		  off
  TLCAssertion		  off
  BlockDefaults {
    Orientation		    "right"
    ForegroundColor	    "black"
    BackgroundColor	    "white"
    DropShadow		    off
    NamePlacement	    "normal"
    FontName		    "Helvetica"
    FontSize		    10
    FontWeight		    "normal"
    FontAngle		    "normal"
    ShowName		    on
  }
  BlockParameterDefaults {
    Block {
      BlockType		      Clock
      DisplayTime	      off
    }
    Block {
      BlockType		      Constant
      Value		      "1"
      VectorParams1D	      on
      ShowAdditionalParam     off
      OutDataTypeMode	      "Inherit from 'Constant value'"
      OutDataType	      "sfix(16)"
      ConRadixGroup	      "Use specified scaling"
      OutScaling	      "2^0"
    }
    Block {
      BlockType		      Demux
      Outputs		      "4"
      DisplayOption	      "none"
      BusSelectionMode	      off
    }
    Block {
      BlockType		      DigitalClock
      SampleTime	      "1"
    }
    Block {
      BlockType		      DiscreteFilter
      Numerator		      "[1]"
      Denominator	      "[1 2]"
      SampleTime	      "1"
      Realization	      "auto"
      RTWStateStorageClass    "Auto"
    }
    Block {
      BlockType		      Fcn
      Expr		      "sin(u[1])"
    }
    Block {
      BlockType		      Gain
      Gain		      "1"
      Multiplication	      "Element-wise(K.*u)"
      ShowAdditionalParam     off
      ParameterDataTypeMode   "Same as input"
      ParameterDataType	      "sfix(16)"
      ParameterScalingMode    "Best Precision: Matrix-wise"
      ParameterScaling	      "2^0"
      OutDataTypeMode	      "Same as input"
      OutDataType	      "sfix(16)"
      OutScaling	      "2^0"
      LockScale		      off
      RndMeth		      "Floor"
      SaturateOnIntegerOverflow	on
    }
    Block {
      BlockType		      Inport
      Port		      "1"
      PortDimensions	      "-1"
      SampleTime	      "-1"
      ShowAdditionalParam     off
      LatchInput	      off
      DataType		      "auto"
      OutDataType	      "sfix(16)"
      OutScaling	      "2^0"
      SignalType	      "auto"
      SamplingMode	      "auto"
      Interpolate	      on
    }
    Block {
      BlockType		      Logic
      Operator		      "AND"
      Inputs		      "2"
      ShowAdditionalParam     off
      AllPortsSameDT	      on
      OutDataTypeMode	      "Logical (see Advanced Sim. Parameters)"
      LogicDataType	      "uint(8)"
    }
    Block {
      BlockType		      Lookup
      InputValues	      "[-4:5]"
      OutputValues	      " rand(1,10)-0.5"
      ShowAdditionalParam     off
      LookUpMeth	      "Interpolation-Extrapolation"
      OutDataTypeMode	      "Same as input"
      OutDataType	      "sfix(16)"
      OutScaling	      "2^0"
      LockScale		      off
      RndMeth		      "Floor"
      SaturateOnIntegerOverflow	on
    }
    Block {
      BlockType		      Mux
      Inputs		      "4"
      DisplayOption	      "none"
    }
    Block {
      BlockType		      Outport
      Port		      "1"
      OutputWhenDisabled      "held"
      InitialOutput	      "[]"
    }
    Block {
      BlockType		      Product
      Inputs		      "2"
      Multiplication	      "Element-wise(.*)"
      ShowAdditionalParam     off
      InputSameDT	      on
      OutDataTypeMode	      "Same as first input"
      OutDataType	      "sfix(16)"
      OutScaling	      "2^0"
      LockScale		      off
      RndMeth		      "Floor"
      SaturateOnIntegerOverflow	on
    }
    Block {
      BlockType		      RandomNumber
      Mean		      "0"
      Variance		      "1"
      Seed		      "0"
      SampleTime	      "-1"
      VectorParams1D	      on
    }
    Block {
      BlockType		      Reference
    }
    Block {
      BlockType		      RelationalOperator
      Operator		      ">="
      ShowAdditionalParam     off
      InputSameDT	      on
      LogicOutDataTypeMode    "Logical (see Advanced Sim. Parameters)"
      LogicDataType	      "uint(8)"
      ZeroCross		      on
    }
    Block {
      BlockType		      Scope
      Floating		      off
      ModelBased	      off
      TickLabels	      "OneTimeTick"
      ZoomMode		      "on"
      Grid		      "on"
      TimeRange		      "auto"
      YMin		      "-5"
      YMax		      "5"
      SaveToWorkspace	      off
      SaveName		      "ScopeData"
      LimitDataPoints	      on
      MaxDataPoints	      "5000"
      Decimation	      "1"
      SampleInput	      off
      SampleTime	      "0"
    }
    Block {
      BlockType		      "S-Function"
      FunctionName	      "system"
      PortCounts	      "[]"
      SFunctionModules	      "''"
    }
    Block {
      BlockType		      StateSpace
      A			      "1"
      B			      "1"
      C			      "1"
      D			      "1"
      X0		      "0"
      AbsoluteTolerance	      "auto"
      Realization	      "auto"
    }
    Block {
      BlockType		      Step
      Time		      "1"
      Before		      "0"
      After		      "1"
      SampleTime	      "-1"
      VectorParams1D	      on
      ZeroCross		      on
    }
    Block {
      BlockType		      SubSystem
      ShowPortLabels	      on
      Permissions	      "ReadWrite"
      RTWSystemCode	      "Auto"
      RTWFcnNameOpts	      "Auto"
      RTWFileNameOpts	      "Auto"
      SimViewingDevice	      off
      DataTypeOverride	      "UseLocalSettings"
      MinMaxOverflowLogging   "UseLocalSettings"
    }
    Block {
      BlockType		      Sum
      IconShape		      "rectangular"
      Inputs		      "++"
      ShowAdditionalParam     off
      InputSameDT	      on
      OutDataTypeMode	      "Same as first input"
      OutDataType	      "sfix(16)"
      OutScaling	      "2^0"
      LockScale		      off
      RndMeth		      "Floor"
      SaturateOnIntegerOverflow	on
    }
    Block {
      BlockType		      Switch
      Criteria		      "u2 >= Threshold"
      Threshold		      "0"
      ShowAdditionalParam     off
      InputSameDT	      on
      OutDataTypeMode	      "Inherit via internal rule"
      RndMeth		      "Floor"
      SaturateOnIntegerOverflow	on
      ZeroCross		      on
    }
    Block {
      BlockType		      Terminator
    }
    Block {
      BlockType		      TransportDelay
      DelayTime		      "1"
      InitialInput	      "0"
      BufferSize	      "1024"
      PadeOrder		      "0"
      TransDelayFeedthrough   off
    }
    Block {
      BlockType		      UnitDelay
      X0		      "0"
      SampleTime	      "1"
      RTWStateStorageClass    "Auto"
    }
    Block {
      BlockType		      ZeroOrderHold
      SampleTime	      "1"
    }
  }
  AnnotationDefaults {
    HorizontalAlignment	    "center"
    VerticalAlignment	    "middle"
    ForegroundColor	    "black"
    BackgroundColor	    "white"
    DropShadow		    off
    FontName		    "Helvetica"
    FontSize		    10
    FontWeight		    "normal"
    FontAngle		    "normal"
  }
  LineDefaults {
    FontName		    "Helvetica"
    FontSize		    9
    FontWeight		    "normal"
    FontAngle		    "normal"
  }
  System {
    Name		    "oqpnrzbw"
    Location		    [20, 122, 1029, 400]
    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		      "Channel"
      Ports		      [1, 1]
      Position		      [465, 83, 545, 127]
      SourceBlock	      "librnew/Channel"
      SourceType	      "AWGN channel, fixed parameter"
      m			      "0"
      variance		      "0.00010"
      s			      "12345"
    }
    Block {
      BlockType		      SubSystem
      Name		      "Error rate"
      Ports		      [2]
      Position		      [465, 215, 545, 255]
      Orientation	      "down"
      CopyFcn		      "sbiterr([],[],[],'CopyBlock')"
      DeleteFcn		      "sbiterr([],[],[],'DeleteBlock')"
      LoadFcn		      "sbiterr([],[],[],'LoadBlock')"
      StartFcn		      "sbiterr([],[],[],'Start')"
      StopFcn		      "sbiterr([],[],[],'Stop')"
      NameChangeFcn	      "sbiterr([],[],[],'NameChange')"
      ShowPortLabels	      off
      TreatAsAtomicUnit	      off
      MaskType		      "Symbol/bit error counter"
      MaskDescription	      "Use the input data from the 1st port as the ref"
"erence signal to detect the number of errors and error rate of the 2nd signal"
"."
      MaskHelp		      "The signal from the first port must be a scalar"
". The second input port can be a vector with a delay to the first port signal"
". The comparison happens only at the sampling point."
      MaskPromptString	      "Bit per symbol:|Number of digits on display:|De"
"lay between 1st port and 2nd port:|Sample time (sec):"
      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      ",,,"
      MaskInitialization      "K=@1;num_lin=@2;TDelay=@3;Sample=@4;"
      MaskDisplay	      "disp('Error\nmeter')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      MaskValueString	      "2|10|1.5|1"
      System {
	Name			"Error rate"
	Location		[255, 368, 509, 510]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "in_1"
	  Position		  [15, 45, 35, 65]
	}
	Block {
	  BlockType		  Inport
	  Name			  "in_2"
	  Position		  [15, 60, 35, 80]
	  Port			  "2"
	}
	Block {
	  BlockType		  Mux
	  Name			  "Mux"
	  Ports			  [2, 1]
	  Position		  [65, 46, 100, 79]
	  Inputs		  "2"
	}
	Block {
	  BlockType		  "S-Function"
	  Name			  "S-function"
	  Ports			  [1]
	  Position		  [130, 52, 195, 78]
	  FunctionName		  "sbiterr"
	  Parameters		  "num_lin, K, TDelay, Sample"
	}
	Line {
	  SrcBlock		  "Mux"
	  SrcPort		  1
	  DstBlock		  "S-function"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "in_1"
	  SrcPort		  1
	  DstBlock		  "Mux"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "in_2"
	  SrcPort		  1
	  DstBlock		  "Mux"
	  DstPort		  2
	}
      }
    }
    Block {
      BlockType		      SubSystem
      Name		      "Receiver"
      Ports		      [1, 1]
      Position		      [650, 62, 725, 148]
      ShowPortLabels	      off
      TreatAsAtomicUnit	      off
      System {
	Name			"Receiver"
	Location		[6, 109, 1014, 387]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "noisynOQPSK-nSignal"
	  Position		  [25, 145, 45, 165]
	}
	Block {
	  BlockType		  Reference
	  Name			  "ButterworthLP filter"
	  Ports			  [1, 1]
	  Position		  [490, 69, 560, 111]
	  SourceBlock		  "librnew/ButterworthLP filter"
	  SourceType		  "Lowpass Butterworth filter"
	  MaskParam1		  "5"
	  n			  "4"
	}
	Block {
	  BlockType		  Reference
	  Name			  "ButterworthLP filter1"
	  Ports			  [1, 1]
	  Position		  [485, 204, 555, 246]
	  SourceBlock		  "librnew/ButterworthLP filter"
	  SourceType		  "Lowpass Butterworth filter"
	  MaskParam1		  "5"
	  n			  "4"
	}
	Block {
	  BlockType		  Clock
	  Name			  "Clock"
	  Position		  [145, 140, 165, 160]
	  ShowName		  off
	  Decimation		  "10"
	}
	Block {
	  BlockType		  Fcn
	  Name			  "Fcn"
	  Position		  [185, 119, 265, 141]
	  ShowName		  off
	  Expr			  "2*cos(4*pi*u)"
	}
	Block {
	  BlockType		  Fcn
	  Name			  "Fcn1"
	  Position		  [185, 159, 265, 181]
	  ShowName		  off
	  Expr			  "-2*sin(4*pi*u)"
	}
	Block {
	  BlockType		  Product
	  Name			  "Product"
	  Ports			  [2, 1]
	  Position		  [300, 74, 330, 101]
	  ShowName		  off
	}
	Block {
	  BlockType		  Product
	  Name			  "Product1"
	  Ports			  [2, 1]
	  Position		  [295, 213, 325, 237]
	  ShowName		  off
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "QPSK demap"
	  Ports			  [2, 1]
	  Position		  [805, 124, 880, 171]
	  TreatAsAtomicUnit	  off
	  MaskType		  "MPSK demapping"
	  MaskDescription	  "Reverse the QASK map. Input in-phasenand q"
"uadrature components from thentwo inputs. Output demapped signal."
	  MaskHelp		  "This block demaps a QASK mapped signal usin"
"g circle constellation. You can place this block after a QAM demodulation blo"
"ck. The circle constellation is defined in NIC, RIC, and PIC. The symbol inte"
"rval can be a two elements vector with the first element being offset. The de"
"fault offset is zero. Use function MODMAP to view the constellation."
	  MaskPromptString	  "Number of symbols on each circle NIC::|Radi"
"i for each circle RIC:|Phase shift on each circle PIC (rad):|Symbol interval "
"and offset (sec):"
	  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		  "N=@1;A=@2;P=@3;td=@4;"
	  MaskInitialization	  "y1=apkconst(N,A,P);y2=imag(y1);y1=real(y1);"
	  MaskDisplay		  "disp('MPSK\ndemapping')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  MaskValueString	  "[4]|[sqrt(2)]|[pi/4]|[1 0.5]"
	  System {
	    Name		    "QPSK demap"
	    Location		    [104, 488, 602, 788]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "white"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	    Block {
	      BlockType		      Inport
	      Name		      "real"
	      Position		      [20, 45, 40, 65]
	    }
	    Block {
	      BlockType		      Inport
	      Name		      "imag"
	      Position		      [20, 130, 40, 150]
	      Port		      "2"
	    }
	    Block {
	      BlockType		      "S-Function"
	      Name		      "Minimum1"
	      Ports		      [1, 1]
	      Position		      [390, 95, 450, 115]
	      FunctionName	      "arymimai"
	      Parameters	      "'min'"
	    }
	    Block {
	      BlockType		      Product
	      Name		      "Product"
	      Ports		      [2, 1]
	      Position		      [275, 55, 300, 75]
	    }
	    Block {
	      BlockType		      Product
	      Name		      "Product1"
	      Ports		      [2, 1]
	      Position		      [275, 140, 300, 160]
	    }
	    Block {
	      BlockType		      Sum
	      Name		      "Sum1"
	      Ports		      [2, 1]
	      Position		      [205, 48, 225, 77]
	      ForegroundColor	      "red"
	      Inputs		      "+-"
	    }
	    Block {
	      BlockType		      Sum
	      Name		      "Sum2"
	      Ports		      [2, 1]
	      Position		      [345, 88, 365, 117]
	    }
	    Block {
	      BlockType		      Sum
	      Name		      "Sum6"
	      Ports		      [2, 1]
	      Position		      [205, 133, 225, 162]
	      ForegroundColor	      "blue"
	      Inputs		      "+-"
	    }
	    Block {
	      BlockType		      ZeroOrderHold
	      Name		      "Zero-OrdernHold"
	      Position		      [95, 39, 130, 71]
	      ForegroundColor	      "red"
	      SampleTime	      "td"
	    }
	    Block {
	      BlockType		      ZeroOrderHold
	      Name		      "Zero-OrdernHold1"
	      Position		      [95, 124, 130, 156]
	      ForegroundColor	      "blue"
	      SampleTime	      "td"
	    }
	    Block {
	      BlockType		      Constant
	      Name		      "imag_pt"
	      Position		      [140, 179, 165, 201]
	      BackgroundColor	      "yellow"
	      Value		      "y2"
	    }
	    Block {
	      BlockType		      Constant
	      Name		      "real_pt"
	      Position		      [145, 94, 170, 116]
	      BackgroundColor	      "green"
	      Value		      "y1"
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "out_1"
	      Position		      [470, 95, 490, 115]
	    }
	    Line {
	      SrcBlock		      "Minimum1"
	      SrcPort		      1
	      DstBlock		      "out_1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Sum2"
	      SrcPort		      1
	      DstBlock		      "Minimum1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Product1"
	      SrcPort		      1
	      Points		      [10, 0; 0, -40]
	      DstBlock		      "Sum2"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "Product"
	      SrcPort		      1
	      Points		      [10, 0; 0, 30]
	      DstBlock		      "Sum2"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Sum6"
	      SrcPort		      1
	      Points		      [0, 0; 15, 0]
	      Branch {
		Points			[0, 5]
		DstBlock		"Product1"
		DstPort			2
	      }
	      Branch {
		Points			[0, -5]
		DstBlock		"Product1"
		DstPort			1
	      }
	    }
	    Line {
	      SrcBlock		      "Sum1"
	      SrcPort		      1
	      Points		      [0, 0; 15, 0]
	      Branch {
		Points			[0, 5]
		DstBlock		"Product"
		DstPort			2
	      }
	      Branch {
		Points			[0, -5]
		DstBlock		"Product"
		DstPort			1
	      }
	    }
	    Line {
	      SrcBlock		      "imag_pt"
	      SrcPort		      1
	      Points		      [10, 0; 0, -35]
	      DstBlock		      "Sum6"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "Zero-OrdernHold1"
	      SrcPort		      1
	      DstBlock		      "Sum6"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Zero-OrdernHold"
	      SrcPort		      1
	      DstBlock		      "Sum1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "real_pt"
	      SrcPort		      1
	      Points		      [5, 0; 0, -35]
	      DstBlock		      "Sum1"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "imag"
	      SrcPort		      1
	      DstBlock		      "Zero-OrdernHold1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "real"
	      SrcPort		      1
	      DstBlock		      "Zero-OrdernHold"
	      DstPort		      1
	    }
	  }
	}
	Block {
	  BlockType		  TransportDelay
	  Name			  "TransportnDelay"
	  Position		  [365, 75, 405, 105]
	  DelayTime		  ".5"
	  BufferSize		  "200"
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "close receiver"
	  Ports			  []
	  Position		  [810, 20, 945, 46]
	  BackgroundColor	  "lightBlue"
	  ShowName		  off
	  OpenFcn		  "closerec"
	  FontSize		  12
	  FontAngle		  "italic"
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  MaskType		  "close"
	  MaskDisplay		  "disp('close receiver')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  System {
	    Name		    "close receiver"
	    Location		    [136, 230, 381, 439]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "cyan"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	  }
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "noise variance"
	  Ports			  []
	  Position		  [29, 240, 135, 264]
	  BackgroundColor	  "lightBlue"
	  ShowName		  off
	  OpenFcn		  "setnoise"
	  FontSize		  12
	  FontAngle		  "italic"
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  MaskType		  "noise"
	  MaskDisplay		  "disp('Noise variance')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  System {
	    Name		    "noise variance"
	    Location		    [136, 230, 381, 439]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "cyan"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	  }
	}
	Block {
	  BlockType		  Scope
	  Name			  "r(t)"
	  Ports			  [1]
	  Position		  [60, 70, 90, 100]
	  Orientation		  "up"
	  Location		  [320, 340, 960, 440]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "receiver diagrams"
	  Ports			  [2]
	  Position		  [725, 15, 780, 55]
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  MaskType		  "2D-Diagrams"
	  MaskDescription	  "Eye pattern, signal space trajectory and sc"
"atter plot"
	  MaskPromptString	  "Plot start time:|Samples per time slot (2*T"
"):|Decision offset:"
	  MaskStyleString	  "edit,edit,edit"
	  MaskTunableValueString  "on,on,on"
	  MaskCallbackString	  "||"
	  MaskEnableString	  "on,on,on"
	  MaskVisibilityString	  "on,on,on"
	  MaskToolTipString	  "on,on,on"
	  MaskVarAliasString	  ",,"
	  MaskVariables		  "starttime=@1;anzahl=@2;offset=@3;"
	  MaskInitialization	  " [x, y] = srcsicon(10);"
	  MaskDisplay		  "plot(0,0,100,100,x,y)"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  MaskValueString	  "2|40|0.075"
	  System {
	    Name		    "receiver diagrams"
	    Location		    [542, 386, 954, 679]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "white"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	    Block {
	      BlockType		      Inport
	      Name		      "Inphase"
	      Position		      [30, 25, 50, 45]
	    }
	    Block {
	      BlockType		      Inport
	      Name		      "Quadratur"
	      Position		      [30, 80, 50, 100]
	      Port		      "2"
	    }
	    Block {
	      BlockType		      Constant
	      Name		      "Constant"
	      Position		      [90, 125, 110, 145]
	      Orientation	      "up"
	      ShowName		      off
	      Value		      "Inf"
	    }
	    Block {
	      BlockType		      Constant
	      Name		      "Constant0"
	      Position		      [190, 125, 210, 145]
	      Orientation	      "up"
	      ShowName		      off
	      Value		      "0"
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "Inphase eye patternnreceiver"
	      Ports		      [1]
	      Position		      [305, 12, 360, 48]
	      CopyFcn		      "eyesampl([],[],[],'CopyBlock')"
	      DeleteFcn		      "eyesampl([],[],[],'DeleteBlock')"
	      LoadFcn		      "eyesampl([],[],[],'LoadBlock')"
	      StartFcn		      "eyesampl([],[],[],'Start')"
	      StopFcn		      "eyesampl([],[],[],'Stop')"
	      NameChangeFcn	      "eyesampl([],[],[],'NameChange')"
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Eye-diagram/scatter plot"
	      MaskDescription	      "Produce eye-pattern diagram and/or scat"
"ter plot."
	      MaskHelp		      "This plot opens one, or two plots by as"
"signing the line type parameters. The scatter plot point is selected by the d"
"ecision point in the first parameter entry. A decision line is drawn in the e"
"ye-pattern diagram. The plot is updated at the plot update sample time point."
	      MaskPromptString	      "[Symbol interval, plot offset, decision"
" point offset]:|Lower and upper bound of in-coming signal (1x2 vector):|Numbe"
"r of saved traces:|Line-type for eye-pattern diagram (0 for no plot):|Line-ty"
"pe for scatter plot (0 for no plot):|Plot update sample time:"
	      MaskStyleString	      "edit,edit,edit,edit,edit,edit"
	      MaskTunableValueString  "on,on,on,on,on,on"
	      MaskCallbackString      "|||||"
	      MaskEnableString	      "on,on,on,on,on,on"
	      MaskVisibilityString    "on,on,on,on,on,on"
	      MaskToolTipString	      "on,on,on,on,on,on"
	      MaskVarAliasString      ",,,,,"
	      MaskInitialization      "time_range=@1;boundary=@2;kept_length=@"
"3;eye_line=@4;scatter_line=@5;two_d_line=@6;[x,y]=srcsicon(10);"
	      MaskDisplay	      "plot(0,0,100,100,x,y);"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "[2 0 1+offset]|[-1.5 1.5]|0|'w-/r-'|0|2"
"/anzahl"
	      System {
		Name			"Inphase eye patternnreceiver"
		Location		[121, 409, 416, 595]
		Open			off
		ModelBrowserVisibility	off
		ModelBrowserWidth	200
		ScreenColor		"white"
		PaperOrientation	"landscape"
		PaperPositionMode	"auto"
		PaperType		"usletter"
		PaperUnits		"inches"
		ZoomFactor		"100"
		Block {
		  BlockType		  Inport
		  Name			  "in_1"
		  Position		  [75, 80, 95, 100]
		}
		Block {
		  BlockType		  "S-Function"
		  Name			  "Plot1"
		  Ports			  [1]
		  Position		  [130, 70, 200, 110]
		  FunctionName		  "eyesampl"
		  Parameters		  "time_range, boundary, kept_length, "
"eye_line, scatter_line, two_d_line"
		}
		Line {
		  SrcBlock		  "in_1"
		  SrcPort		  1
		  DstBlock		  "Plot1"
		  DstPort		  1
		}
	      }
	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux"
	      Ports		      [2, 1]
	      Position		      [230, 21, 265, 54]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux1"
	      Ports		      [2, 1]
	      Position		      [230, 76, 265, 109]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux2"
	      Ports		      [2, 1]
	      Position		      [230, 146, 265, 179]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux3"
	      Ports		      [2, 1]
	      Position		      [230, 211, 265, 244]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "Quadrature eye patternnreceiver"
	      Ports		      [1]
	      Position		      [305, 77, 360, 113]
	      CopyFcn		      "eyesampl([],[],[],'CopyBlock')"
	      DeleteFcn		      "eyesampl([],[],[],'DeleteBlock')"
	      LoadFcn		      "eyesampl([],[],[],'LoadBlock')"
	      StartFcn		      "eyesampl([],[],[],'Start')"
	      StopFcn		      "eyesampl([],[],[],'Stop')"
	      NameChangeFcn	      "eyesampl([],[],[],'NameChange')"
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Eye-diagram/scatter plot"
	      MaskDescription	      "Produce eye-pattern diagram and/or scat"
"ter plot."
	      MaskHelp		      "This plot opens one, or two plots by as"
"signing the line type parameters. The scatter plot point is selected by the d"
"ecision point in the first parameter entry. A decision line is drawn in the e"
"ye-pattern diagram. The plot is updated at the plot update sample time point."
	      MaskPromptString	      "[Symbol interval, plot offset, decision"
" point offset]:|Lower and upper bound of in-coming signal (1x2 vector):|Numbe"
"r of saved traces:|Line-type for eye-pattern diagram (0 for no plot):|Line-ty"
"pe for scatter plot (0 for no plot):|Plot update sample time:"
	      MaskStyleString	      "edit,edit,edit,edit,edit,edit"
	      MaskTunableValueString  "on,on,on,on,on,on"
	      MaskCallbackString      "|||||"
	      MaskEnableString	      "on,on,on,on,on,on"
	      MaskVisibilityString    "on,on,on,on,on,on"
	      MaskToolTipString	      "on,on,on,on,on,on"
	      MaskVarAliasString      ",,,,,"
	      MaskInitialization      "time_range=@1;boundary=@2;kept_length=@"
"3;eye_line=@4;scatter_line=@5;two_d_line=@6;[x,y]=srcsicon(10);"
	      MaskDisplay	      "plot(0,0,100,100,x,y);"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "[2 0 1+offset]|[-1.5 1.5]|0|'w-/r-'|0|2"
"/anzahl"
	      System {
		Name			"Quadrature eye patternnreceiver"
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	      Position		      [265, 70, 285, 90]
	    }
	    Line {
	      SrcBlock		      "Sum"
	      SrcPort		      1
	      DstBlock		      "out_1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "RelationalnOperator"
	      SrcPort		      1
	      Points		      [10, 0; 0, 20]
	      DstBlock		      "Sum"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "RelationalnOperator1"
	      SrcPort		      1
	      Points		      [10, 0; 0, -25]
	      DstBlock		      "Sum"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "Constant"
	      SrcPort		      1
	      Points		      [20, 0]
	      Branch {
		DstBlock		"RelationalnOperator1"
		DstPort			2
	      }
	      Branch {
		Points			[0, -60]
		DstBlock		"RelationalnOperator"
		DstPort			2
	      }
	    }
	    Line {
	      SrcBlock		      "in_1"
	      SrcPort		      1
	      Points		      [35, 0]
	      Branch {
		DstBlock		"RelationalnOperator"
		DstPort			1
	      }
	      Branch {
		Points			[0, 60]
		DstBlock		"RelationalnOperator1"
		DstPort			1
	      }
	    }
	  }
	}
	Block {
	  BlockType		  Scope
	  Name			  "v(t)"
	  Ports			  [1]
	  Position		  [895, 70, 925, 100]
	  Orientation		  "up"
	  Location		  [320, 740, 960, 840]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-3.000000"
	  YMax			  "3.000000"
	  DataFormat		  "Array"
	}
	Block {
	  BlockType		  Scope
	  Name			  "v_c(t)"
	  Ports			  [1]
	  Position		  [820, 75, 850, 105]
	  Location		  [0, 640, 640, 740]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
	}
	Block {
	  BlockType		  Scope
	  Name			  "v_s(t)"
	  Ports			  [1]
	  Position		  [820, 220, 850, 250]
	  Location		  [640, 640, 1280, 740]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
	}
	Block {
	  BlockType		  Scope
	  Name			  "x_c(t)"
	  Ports			  [1]
	  Position		  [415, 20, 445, 50]
	  Orientation		  "up"
	  Location		  [0, 440, 640, 540]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
	}
	Block {
	  BlockType		  Scope
	  Name			  "x_s(t)"
	  Ports			  [1]
	  Position		  [415, 155, 445, 185]
	  Orientation		  "up"
	  Location		  [640, 440, 1280, 540]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
	}
	Block {
	  BlockType		  Outport
	  Name			  "detectednbits"
	  Position		  [950, 140, 970, 160]
	}
	Line {
	  SrcBlock		  "Clock"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "Fcn"
	    DstPort		    1
	  }
	  Branch {
	    DstBlock		    "Fcn1"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "Product1"
	  SrcPort		  1
	  Points		  [100, 0]
	  Branch {
	    DstBlock		    "x_s(t)"
	    DstPort		    1
	  }
	  Branch {
	    DstBlock		    "ButterworthLP filter1"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "noisynOQPSK-nSignal"
	  SrcPort		  1
	  Points		  [25, 0]
	  Branch {
	    DstBlock		    "r(t)"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [45, 0]
	    Branch {
	      Points		      [0, -75]
	      DstBlock		      "Product"
	      DstPort		      1
	    }
	    Branch {
	      Points		      [0, 75]
	      DstBlock		      "Product1"
	      DstPort		      2
	    }
	  }
	}
	Line {
	  SrcBlock		  "Fcn1"
	  SrcPort		  1
	  Points		  [10, 0]
	  DstBlock		  "Product1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Fcn"
	  SrcPort		  1
	  Points		  [10, 0; 0, -35]
	  DstBlock		  "Product"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "QPSK demap"
	  SrcPort		  1
	  Points		  [25, 0]
	  Branch {
	    DstBlock		    "detectednbits"
	    DstPort		    1
	  }
	  Branch {
	    DstBlock		    "v(t)"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "ButterworthLP filter1"
	  SrcPort		  1
	  Points		  [5, 0]
	  Branch {
	    Points		    [65, 0]
	    DstBlock		    "s_rs(t)"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [130, 0]
	    Branch {
	      Points		      [0, -180]
	      DstBlock		      "receiver diagrams"
	      DstPort		      2
	    }
	    Branch {
	      DstBlock		      "thresholdndetector_"
	      DstPort		      1
	    }
	  }
	}
	Line {
	  SrcBlock		  "Product"
	  SrcPort		  1
	  DstBlock		  "TransportnDelay"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "TransportnDelay"
	  SrcPort		  1
	  Points		  [20, 0]
	  Branch {
	    DstBlock		    "x_c(t)"
	    DstPort		    1
	  }
	  Branch {
	    DstBlock		    "ButterworthLP filter"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "ButterworthLP filter"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    Points		    [65, 0]
	    DstBlock		    "s_rc(t)"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [105, 0]
	    Branch {
	      Points		      [0, -65]
	      DstBlock		      "receiver diagrams"
	      DstPort		      1
	    }
	    Branch {
	      DstBlock		      "thresholdndetector"
	      DstPort		      1
	    }
	  }
	}
	Line {
	  SrcBlock		  "thresholdndetector"
	  SrcPort		  1
	  Points		  [20, 0]
	  Branch {
	    Points		    [0, 45]
	    DstBlock		    "QPSK demap"
	    DstPort		    1
	  }
	  Branch {
	    DstBlock		    "v_c(t)"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "thresholdndetector_"
	  SrcPort		  1
	  Points		  [20, 0]
	  Branch {
	    Points		    [0, -65]
	    DstBlock		    "QPSK demap"
	    DstPort		    2
	  }
	  Branch {
	    Points		    [0, 10]
	    DstBlock		    "v_s(t)"
	    DstPort		    1
	  }
	}
      }
    }
    Block {
      BlockType		      SubSystem
      Name		      "Transmitter"
      Ports		      [0, 3]
      Position		      [200, 72, 275, 158]
      ShowPortLabels	      off
      TreatAsAtomicUnit	      off
      System {
	Name			"Transmitter"
	Location		[-9, 157, 1003, 436]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	Block {
	  BlockType		  Clock
	  Name			  "Clock"
	  Position		  [555, 155, 575, 175]
	  Decimation		  "10"
	}
	Block {
	  BlockType		  Fcn
	  Name			  "Fcn1"
	  Position		  [615, 130, 710, 160]
	  ShowName		  off
	  Expr			  "cos(4*pi*u)"
	}
	Block {
	  BlockType		  Fcn
	  Name			  "Fcn2"
	  Position		  [615, 175, 710, 205]
	  ShowName		  off
	  Expr			  "sin(4*pi*u)"
	}
	Block {
	  BlockType		  Product
	  Name			  "Product"
	  Ports			  [2, 1]
	  Position		  [770, 83, 800, 107]
	  ShowName		  off
	}
	Block {
	  BlockType		  Product
	  Name			  "Product1"
	  Ports			  [2, 1]
	  Position		  [770, 233, 800, 257]
	  ShowName		  off
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "QPSK"
	  Ports			  [1, 2]
	  Position		  [110, 115, 185, 155]
	  TreatAsAtomicUnit	  off
	  MaskType		  "MPSK"
	  MaskDescription	  "QASK mapping with circle constellation. The"
" constellation is defined in NIC, RIC and PIC."
	  MaskHelp		  "This block maps a digital signal onto in-ph"
"ase and quadratic components, which are outputs in the first and second outpu"
"t port respectively. The circle constellation is defined in NIC, RIC, and PIC"
". The input symbol interval can be a two-element vector with the second eleme"
"nt being offset. The default value offset is 0. Use the MODMAP function to se"
"e the constellation."
	  MaskPromptString	  "Number of symbols in each circle NIC:|Radii"
" in each circle RIC:|Phase shift in each circle PIC (rad):|Symbol interval an"
"d offset (sec):"
	  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		  "N=@1;A=@2;P=@3;td=@4;"
	  MaskInitialization	  "y1=apkconst(N,A,P);y1=[y1;y1];y1=y1(:);y2=i"
"mag(y1);y1=real(y1);x=[-sum(N) 1:sum(N)-1;1:sum(N)-1 10*sum(N)]-.5;x=x(:);"
	  MaskDisplay		  "disp('MPSK\nmapping')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  MaskValueString	  "[4]|[sqrt(2)]|[pi/4]|1"
	  System {
	    Name		    "QPSK"
	    Location		    [572, 160, 1070, 460]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "white"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	    Block {
	      BlockType		      Inport
	      Name		      "in_1"
	      Position		      [40, 35, 60, 55]
	    }
	    Block {
	      BlockType		      ZeroOrderHold
	      Name		      "Zero-OrdernHold1"
	      Position		      [95, 29, 130, 61]
	      SampleTime	      "td"
	    }
	    Block {
	      BlockType		      Lookup
	      Name		      "imag part1"
	      Position		      [190, 112, 225, 138]
	      InputValues	      "x"
	      OutputValues	      "y2"
	    }
	    Block {
	      BlockType		      Lookup
	      Name		      "real part"
	      Position		      [195, 32, 230, 58]
	      InputValues	      "x"
	      OutputValues	      "y1"
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "Real"
	      Position		      [290, 35, 310, 55]
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "Imag"
	      Position		      [290, 115, 310, 135]
	      Port		      "2"
	    }
	    Line {
	      SrcBlock		      "in_1"
	      SrcPort		      1
	      DstBlock		      "Zero-OrdernHold1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Zero-OrdernHold1"
	      SrcPort		      1
	      Points		      [0, 0; 25, 0]
	      Branch {
		DstBlock		"real part"
		DstPort			1
	      }
	      Branch {
		Points			[0, 80]
		DstBlock		"imag part1"
		DstPort			1
	      }
	    }
	    Line {
	      SrcBlock		      "real part"
	      SrcPort		      1
	      DstBlock		      "Real"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "imag part1"
	      SrcPort		      1
	      DstBlock		      "Imag"
	      DstPort		      1
	    }
	  }
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "Source"
	  Ports			  [0, 2]
	  Position		  [25, 96, 55, 149]
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  System {
	    Name		    "Source"
	    Location		    [13, 444, 550, 683]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "white"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "A4"
	    PaperUnits		    "centimeters"
	    ZoomFactor		    "100"
	    Block {
	      BlockType		      SubSystem
	      Name		      "Bits"
	      Ports		      [0, 1]
	      Position		      [25, 48, 85, 92]
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Read from workspace"
	      MaskDescription	      "Read from a workspace variable atnsamp"
"ling time point."
	      MaskHelp		      "This block reads from a workspace varia"
"ble at a given sample time. The column number is the block output vector leng"
"th. When the simulation reaches the end of the variable (eof), the block will"
" cyclically output from the first row of the variable or output zeros based o"
"n the repeat flag entree."
	      MaskPromptString	      "Variable (column_number=block_output_le"
"ngth):|Data output sample time (sec):|Repeat flag (1: repeat read, 0: output "
"zeros after eof).|Initial output:"
	      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      ",,,"
	      MaskInitialization      "var=@1;td=@2;ts=td(1);if (length(td)>=2"
"),off=td(2);else off=0;end;cyc=@3;ini=@4;[x,y]=srcsicon(7);"
	      MaskDisplay	      "plot(0,0,100,100,x,y);disp('Rd wksp')"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "randint(2000,1,2)|.5|1|1"
	      System {
		Name			"Bits"
		Location		[355, 528, 737, 675]
		Open			off
		ModelBrowserVisibility	off
		ModelBrowserWidth	200
		ScreenColor		"white"
		PaperOrientation	"landscape"
		PaperPositionMode	"auto"
		PaperType		"A4"
		PaperUnits		"centimeters"
		ZoomFactor		"100"
		Block {
		  BlockType		  "S-Function"
		  Name			  "Message source"
		  Ports			  [1, 1]
		  Position		  [180, 53, 255, 97]
		  BackgroundColor	  "yellow"
		  FunctionName		  "trigwksp"
		  Parameters		  "var,thd,cyclFlag,ini"
		  MaskType		  "Read from workspace"
		  MaskDescription	  "The raising edge of input pulse tri"
"gger the block output the next row from the workspace variable."
		  MaskHelp		  "This block reads the data from a wo"
"rkspace variable. The output is refreshed at the raising edge of the input pu"
"lse."
		  MaskPromptString	  "Read the variable:|Threshold for th"
"e input pulse:|Cyclic read variable (1) or amend zeros (0).|Output before fir"
"st trigger:"
		  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	  ",,,"
		  MaskInitialization	  "var=@1;thd=@2;cyclFlag=@3;ini=@4;"
		  MaskDisplay		  "disp('Triggered\nread')"
		  MaskIconFrame		  on
		  MaskIconOpaque	  on
		  MaskIconRotate	  "none"
		  MaskIconUnits		  "autoscale"
		  MaskValueString	  "var|.1|cyc|ini"
		}
		Block {
		  BlockType		  SubSystem
		  Name			  "Pulses deividensame sample time1"
		  Ports			  [0, 1]
		  Position		  [50, 56, 110, 94]
		  ShowPortLabels	  off
		  TreatAsAtomicUnit	  off
		  MaskType		  "Pulse generator"
		  MaskDescription	  "Vector pulses with sample rate of e"
"ach pulse as Sample_time ./Divider. "
		  MaskHelp		  "This block generator a vector pulse"
"s. The output length is the same as the vector defined in "Divider". The it"
"h element of the output has the sample time Sample_time/Divider(i). All eleme"
"nts in "Divider" must be integers."
		  MaskPromptString	  "Sample time (scalar, sec):|Divider "
"(integer vector):|Offset (have same dimension as Divider:"
		  MaskStyleString	  "edit,edit,edit"
		  MaskTunableValueString  "on,on,on"
		  MaskCallbackString	  "||"
		  MaskEnableString	  "on,on,on"
		  MaskVisibilityString	  "on,on,on"
		  MaskToolTipString	  "on,on,on"
		  MaskVarAliasString	  ",,"
		  MaskInitialization	  "samp_time=@1;out_divid=@2;offset=@3"
";"
		  MaskDisplay		  "disp('Vector\nPulse')"
		  MaskIconFrame		  on
		  MaskIconOpaque	  on
		  MaskIconRotate	  "none"
		  MaskIconUnits		  "autoscale"
		  MaskValueString	  "ts|1|off"
		  System {
		    Name		    "Pulses deividensame sample time1"
		    Location		    [55, 192, 283, 286]
		    Open		    off
		    ModelBrowserVisibility  off
		    ModelBrowserWidth	    200
		    ScreenColor		    "white"
		    PaperOrientation	    "landscape"
		    PaperPositionMode	    "auto"
		    PaperType		    "A4"
		    PaperUnits		    "centimeters"
		    ZoomFactor		    "100"
		    Block {
		    BlockType		    "S-Function"
		    Name		    "S-function1"
		    Ports		    [0, 1]
		    Position		    [40, 31, 105, 59]
		    FunctionName	    "homopuls"
		    Parameters		    "samp_time, out_divid, offset"
		    }
		    Block {
		    BlockType		    Outport
		    Name		    "Outport"
		    Position		    [160, 35, 180, 55]
		    }
		    Line {
		    SrcBlock		    "S-function1"
		    SrcPort		    1
		    DstBlock		    "Outport"
		    DstPort		    1
		    }
		  }
		}
		Block {
		  BlockType		  Outport
		  Name			  "out_1"
		  Position		  [295, 65, 315, 85]
		}
		Line {
		  SrcBlock		  "Message source"
		  SrcPort		  1
		  DstBlock		  "out_1"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Pulses deividensame sample time1"
		  SrcPort		  1
		  DstBlock		  "Message source"
		  DstPort		  1
		}
	      }
	    }
	    Block {
	      BlockType		      "S-Function"
	      Name		      "D/A "
	      Ports		      [1, 1]
	      Position		      [370, 128, 450, 172]
	      FunctionName	      "simbi2de"
	      Parameters	      "p"
	      MaskType		      "Base M vector to decimal integer"
	      MaskDescription	      "Convert base M integer with eachnposit"
"ion in the input vector into scalar decimal output."
	      MaskHelp		      "This block convert the base M vector in"
"to scalar decimal integer output. Each element of the input vector is one pos"
"ition of the digit of the base M integer. The 1st element in the input vector"
" contains the 1's position. The 2nd element in the input vector contains the "
"M's position."
	      MaskPromptString	      "Input integer base M:"
	      MaskStyleString	      "edit"
	      MaskTunableValueString  "on"
	      MaskEnableString	      "on"
	      MaskVisibilityString    "on"
	      MaskToolTipString	      "on"
	      MaskInitialization      "p=@1;"
	      MaskDisplay	      "disp('Vec to sca\nconverter')"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "2"
	    }
	    Block {
	      BlockType		      Terminator
	      Name		      "Terminator"
	      Position		      [480, 195, 500, 215]
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "clock"
	      Ports		      [0, 1]
	      Position		      [35, 147, 70, 183]
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Pulse Generator"
	      MaskDescription	      "Pulse Generator."
	      MaskHelp		      "Pulse generator which ensures pulse\nt"
"ransitions are hit. Provides a vector of pulses when the height is entered as"
" a vector.\nUnmask to see how it works."
	      MaskPromptString	      "Pulse period (secs):|Pulse width:|Pulse"
" height:|Pulse start time:"
	      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      ",,,"
	      MaskInitialization      "Ts=@1; du=@2; ht=@3; stt=@4; ini=ones(l"
"ength(ht),1); st1=rem(stt,Ts); st2=rem(stt+du,Ts);if(Ts<=1.2*du),ini=zeros(le"
"ngth(ht),1);end;"
	      MaskDisplay	      "plot(0,0,100,100,[90,75,75,60,60,35,35,"
"20,20,10],[20,20,80,80,20,20,80,80,20,20])"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      ".5|.25|1|0"
	      System {
		Name			"clock"
		Location		[158, 441, 759, 682]
		Open			off
		ModelBrowserVisibility	off
		ModelBrowserWidth	200
		ScreenColor		"white"
		PaperOrientation	"landscape"
		PaperPositionMode	"auto"
		PaperType		"A4"
		PaperUnits		"centimeters"
		ZoomFactor		"100"
		Block {
		  BlockType		  Clock
		  Name			  "Clock1"
		  Position		  [295, 100, 315, 120]
		  ShowName		  off
		  Decimation		  "10"
		}
		Block {
		  BlockType		  Constant
		  Name			  "Constant"
		  Position		  [25, 30, 45, 50]
		}
		Block {
		  BlockType		  Constant
		  Name			  "Constant1"
		  Position		  [295, 149, 320, 171]
		  Value			  "stt"
		}
		Block {
		  BlockType		  Gain
		  Name			  "Gain"
		  Position		  [510, 102, 535, 128]
		  ShowName		  off
		  Gain			  "ht"
		}
		Block {
		  BlockType		  Logic
		  Name			  "LogicalnOperator"
		  Ports			  [2, 1]
		  Position		  [285, 38, 315, 62]
		  Operator		  "XOR"
		}
		Block {
		  BlockType		  Logic
		  Name			  "LogicalnOperator1"
		  Ports			  [1, 1]
		  Position		  [355, 38, 385, 62]
		  Operator		  "NOT"
		  Inputs		  "1"
		}
		Block {
		  BlockType		  Product
		  Name			  "Product"
		  Ports			  [2, 1]
		  Position		  [455, 105, 480, 125]
		  ShowName		  off
		}
		Block {
		  BlockType		  RelationalOperator
		  Name			  "Relationalnoperator"
		  Position		  [370, 102, 400, 133]
		  ShowName		  off
		}
		Block {
		  BlockType		  Sum
		  Name			  "Sum"
		  Ports			  [2, 1]
		  Position		  [135, 35, 155, 55]
		  ShowName		  off
		  Inputs		  "+-"
		}
		Block {
		  BlockType		  Sum
		  Name			  "Sum1"
		  Ports			  [2, 1]
		  Position		  [130, 120, 150, 140]
		  ShowName		  off
		  Inputs		  "+-"
		}
		Block {
		  BlockType		  UnitDelay
		  Name			  "Unit Delay"
		  Position		  [145, 75, 195, 95]
		  Orientation		  "left"
		  SampleTime		  "[Ts,st1]"
		}
		Block {
		  BlockType		  UnitDelay
		  Name			  "Unit Delay1"
		  Position		  [140, 165, 190, 185]
		  Orientation		  "left"
		  X0			  "ini"
		  SampleTime		  "[Ts,st2]"
		}
		Block {
		  BlockType		  Outport
		  Name			  "out_1"
		  Position		  [560, 105, 580, 125]
		  ShowName		  off
		}
		Line {
		  SrcBlock		  "Sum1"
		  SrcPort		  1
		  Points		  [0, 0]
		  Branch {
		    Points		    [90, 0; 0, -75]
		    DstBlock		    "LogicalnOperator"
		    DstPort		    2
		  }
		  Branch {
		    Points		    [55, 0; 0, 45]
		    DstBlock		    "Unit Delay1"
		    DstPort		    1
		  }
		}
		Line {
		  SrcBlock		  "Sum"
		  SrcPort		  1
		  Points		  [0, 0]
		  Branch {
		    DstBlock		    "LogicalnOperator"
		    DstPort		    1
		  }
		  Branch {
		    Points		    [70, 0; 0, 40]
		    DstBlock		    "Unit Delay"
		    DstPort		    1
		  }
		}
		Line {
		  SrcBlock		  "Constant"
		  SrcPort		  1
		  Points		  [0, 0]
		  Branch {
		    Points		    [20, 0; 0, 85]
		    DstBlock		    "Sum1"
		    DstPort		    1
		  }
		  Branch {
		    DstBlock		    "Sum"
		    DstPort		    1
		  }
		}
		Line {
		  SrcBlock		  "Unit Delay1"
		  SrcPort		  1
		  Points		  [-35, 0; 0, -40]
		  DstBlock		  "Sum1"
		  DstPort		  2
		}
		Line {
		  SrcBlock		  "Unit Delay"
		  SrcPort		  1
		  Points		  [-35, 0; 0, -35]
		  DstBlock		  "Sum"
		  DstPort		  2
		}
		Line {
		  SrcBlock		  "Clock1"
		  SrcPort		  1
		  DstBlock		  "Relationalnoperator"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Relationalnoperator"
		  SrcPort		  1
		  DstBlock		  "Product"
		  DstPort		  2
		}
		Line {
		  SrcBlock		  "Product"
		  SrcPort		  1
		  DstBlock		  "Gain"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Gain"
		  SrcPort		  1
		  DstBlock		  "out_1"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Constant1"
		  SrcPort		  1
		  Points		  [20, 0; 0, -35]
		  DstBlock		  "Relationalnoperator"
		  DstPort		  2
		}
		Line {
		  SrcBlock		  "LogicalnOperator"
		  SrcPort		  1
		  DstBlock		  "LogicalnOperator1"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "LogicalnOperator1"
		  SrcPort		  1
		  Points		  [40, 0; 0, 60]
		  DstBlock		  "Product"
		  DstPort		  1
		}
	      }
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "delay"
	      Ports		      [1, 1]
	      Position		      [260, 48, 340, 92]
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Multi-step delay"
	      MaskDescription	      "Output is K-step delay of the input sig"
"nal."
	      MaskHelp		      "This block holds the input signal for K"
" steps and then outputs the signal. The delay step cannot be changed during t"
"he simulation."
	      MaskPromptString	      "Delay steps (integer):|Sample time (sec"
"):|Initial output:"
	      MaskStyleString	      "edit,edit,edit"
	      MaskTunableValueString  "on,on,on"
	      MaskCallbackString      "||"
	      MaskEnableString	      "on,on,on"
	      MaskVisibilityString    "on,on,on"
	      MaskToolTipString	      "on,on,on"
	      MaskVarAliasString      ",,"
	      MaskInitialization      "n=@1;ts=@2;if length(ts)<2, ts=[ts 0];e"
"nd;ini=@3;"
	      MaskDisplay	      "disp('-k\nz   ')"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "2|.5|0"
	      System {
		Name			"delay"
		Location		[12, 432, 357, 702]
		Open			off
		ModelBrowserVisibility	off
		ModelBrowserWidth	200
		ScreenColor		"white"
		PaperOrientation	"landscape"
		PaperPositionMode	"auto"
		PaperType		"A4"
		PaperUnits		"centimeters"
		ZoomFactor		"100"
		Block {
		  BlockType		  Inport
		  Name			  "in_1"
		  Position		  [20, 80, 40, 100]
		}
		Block {
		  BlockType		  Constant
		  Name			  "Constant"
		  Position		  [120, 230, 140, 250]
		  Value			  "ini"
		}
		Block {
		  BlockType		  Constant
		  Name			  "Constant1"
		  Position		  [15, 194, 100, 216]
		  Value			  "n*ts(1)+ts(2)"
		}
		Block {
		  BlockType		  DigitalClock
		  Name			  "Digital Clock"
		  Position		  [60, 140, 95, 170]
		  SampleTime		  "ts"
		}
		Block {
		  BlockType		  DiscreteFilter
		  Name			  "K-stepndelay"
		  Position		  [60, 70, 185, 110]
		  Numerator		  "[zeros(1,n), 1]"
		  Denominator		  "1"
		  SampleTime		  "ts"
		}
		Block {
		  BlockType		  RelationalOperator
		  Name			  "RelationalnOperator"
		  Position		  [150, 168, 180, 192]
		}
		Block {
		  BlockType		  Switch
		  Name			  "Switch"
		  Position		  [270, 114, 295, 146]
		  Threshold		  ".1"
		}
		Block {
		  BlockType		  Outport
		  Name			  "out_1"
		  Position		  [325, 120, 345, 140]
		}
		Line {
		  SrcBlock		  "RelationalnOperator"
		  SrcPort		  1
		  Points		  [35, 0; 0, -50]
		  DstBlock		  "Switch"
		  DstPort		  2
		}
		Line {
		  SrcBlock		  "Constant1"
		  SrcPort		  1
		  Points		  [10, 0; 0, -20]
		  DstBlock		  "RelationalnOperator"
		  DstPort		  2
		}
		Line {
		  SrcBlock		  "Digital Clock"
		  SrcPort		  1
		  Points		  [15, 0; 0, 20]
		  DstBlock		  "RelationalnOperator"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Constant"
		  SrcPort		  1
		  Points		  [95, 0; 0, -100]
		  DstBlock		  "Switch"
		  DstPort		  3
		}
		Line {
		  SrcBlock		  "K-stepndelay"
		  SrcPort		  1
		  Points		  [5, 0; 0, 30]
		  DstBlock		  "Switch"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "in_1"
		  SrcPort		  1
		  DstBlock		  "K-stepndelay"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Switch"
		  SrcPort		  1
		  DstBlock		  "out_1"
		  DstPort		  1
		}
	      }
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "hold"
	      Ports		      [3, 2]
	      Position		      [260, 138, 340, 182]
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Triggered buffer down"
	      MaskDescription	      "Rising edge of the 2nd port triggers 1s"
"t port vector signal in. Rising edge of the 3rd port triggers 1st outport sig"
"nal out."
	      MaskHelp		      "The block refreshes its registers with "
"the vector input from the 1st inport at the rising edge of the 2nd inport pul"
"se. The 1st outport outputs the elements of the registers starting with the g"
"iven initial index. The rising edge of the 3rd inport pulse triggers the 1st "
"output to output the register value with the index increasing the increment v"
"alue. The second outport outputs a spike pulse when the internal register is "
"refreshed."
	      MaskPromptString	      "Input signal vector size:|Initial index"
" (integer vector):|Increment for each index (integer vector):|Trigger thresho"
"ld:|When index exceed register size, 1: cyclic out, 0: zero out:"
	      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      ",,,,"
	      MaskInitialization      "in_size=@1;ini_idx=@2;idx_inc=@3;thrshl"
"d=@4;cycl_flag=@5;out_size=length(ini_idx);[v,w]=trigicon(0,25,get_param(gcb,"
"'orientation'),2);[x,y]=trigicon(1,75,get_param(gcb,'orientation'),2);[u,z]=t"
"rigicon(0,50,get_param(gcb,'orientation'),2);"
	      MaskDisplay	      "plot(0,0,100,100,x,y,v,w,u,z);disp('Buf"
"fer dwn')"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "2|[1 0]|[0 0]|1|0"
	      System {
		Name			"hold"
		Location		[22, 58, 460, 228]
		Open			off
		ModelBrowserVisibility	off
		ModelBrowserWidth	200
		ScreenColor		"white"
		PaperOrientation	"landscape"
		PaperPositionMode	"auto"
		PaperType		"A4"
		PaperUnits		"centimeters"
		ZoomFactor		"100"
		Block {
		  BlockType		  Inport
		  Name			  "in_1"
		  Position		  [15, 55, 35, 75]
		}
		Block {
		  BlockType		  Inport
		  Name			  "in_2"
		  Position		  [40, 70, 60, 90]
		  Port			  "2"
		}
		Block {
		  BlockType		  Inport
		  Name			  "in_3"
		  Position		  [65, 85, 85, 105]
		  Port			  "3"
		}
		Block {
		  BlockType		  Demux
		  Name			  "Demux"
		  Ports			  [1, 2]
		  Position		  [290, 62, 330, 98]
		  Outputs		  "[out_size 1]"
		}
		Block {
		  BlockType		  Mux
		  Name			  "Mux"
		  Ports			  [3, 1]
		  Position		  [110, 59, 140, 101]
		  Inputs		  "[in_size 1 1]"
		}
		Block {
		  BlockType		  "S-Function"
		  Name			  "S-function"
		  Ports			  [1, 1]
		  Position		  [185, 70, 235, 90]
		  FunctionName		  "regdown"
		  Parameters		  "ini_idx, idx_inc, thrshld, cycl_fla"
"g"
		}
		Block {
		  BlockType		  Outport
		  Name			  "out_1"
		  Position		  [390, 60, 410, 80]
		}
		Block {
		  BlockType		  Outport
		  Name			  "out_2"
		  Position		  [355, 80, 375, 100]
		  Port			  "2"
		}
		Line {
		  SrcBlock		  "in_3"
		  SrcPort		  1
		  DstBlock		  "Mux"
		  DstPort		  3
		}
		Line {
		  SrcBlock		  "Demux"
		  SrcPort		  2
		  DstBlock		  "out_2"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "in_2"
		  SrcPort		  1
		  DstBlock		  "Mux"
		  DstPort		  2
		}
		Line {
		  SrcBlock		  "Demux"
		  SrcPort		  1
		  DstBlock		  "out_1"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "in_1"
		  SrcPort		  1
		  DstBlock		  "Mux"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Mux"
		  SrcPort		  1
		  DstBlock		  "S-function"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "S-function"
		  SrcPort		  1
		  DstBlock		  "Demux"
		  DstPort		  1
		}
	      }
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "shift register"
	      Ports		      [2, 2]
	      Position		      [120, 133, 200, 177]
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Register-shift"
	      MaskDescription	      "The rising edge of the 2nd port pulsen"
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	      MaskHelp		      "This block stores the scalar input sign"
"al from the 1st input port at the rising edge of the pulse from the 2nd port."
" The 1st outport outputs a vector with its size the same as the "Delay steps"
"" entree of this block. The maximum delay is the register size of this block"
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"d."
	      MaskPromptString	      "Delay steps (output length is same as t"
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	      MaskTunableValueString  "on,on"
	      MaskCallbackString      "|"
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	      MaskToolTipString	      "on,on"
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	      MaskDisplay	      "plot(0,0,100,100,x,y,v,w);disp('Reg. sh"
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	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "[2 1]|1"
	      System {
		Name			"shift register"
		Location		[19, 610, 374, 740]
		Open			off
		ModelBrowserVisibility	off
		ModelBrowserWidth	200
		ScreenColor		"white"
		PaperOrientation	"landscape"
		PaperPositionMode	"auto"
		PaperType		"A4"
		PaperUnits		"centimeters"
		ZoomFactor		"100"
		Block {
		  BlockType		  Inport
		  Name			  "in_1"
		  Position		  [30, 55, 50, 75]
		}
		Block {
		  BlockType		  Inport
		  Name			  "in_2"
		  Position		  [30, 70, 50, 90]
		  Port			  "2"
		}
		Block {
		  BlockType		  Demux
		  Name			  "Demux"
		  Ports			  [1, 2]
		  Position		  [260, 55, 300, 90]
		  Outputs		  "[len_rg, 1]"
		}
		Block {
		  BlockType		  Mux
		  Name			  "Mux"
		  Ports			  [2, 1]
		  Position		  [80, 56, 115, 89]
		  Inputs		  "2"
		}
		Block {
		  BlockType		  "S-Function"
		  Name			  "S-function"
		  Ports			  [1, 1]
		  Position		  [150, 65, 200, 85]
		  FunctionName		  "regshift"
		  Parameters		  "shft_out, thrhld"
		}
		Block {
		  BlockType		  Outport
		  Name			  "out_1"
		  Position		  [330, 55, 350, 75]
		}
		Block {
		  BlockType		  Outport
		  Name			  "out_2"
		  Position		  [330, 70, 350, 90]
		  Port			  "2"
		}
		Line {
		  SrcBlock		  "Mux"
		  SrcPort		  1
		  DstBlock		  "S-function"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "S-function"
		  SrcPort		  1
		  DstBlock		  "Demux"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Demux"
		  SrcPort		  1
		  DstBlock		  "out_1"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "Demux"
		  SrcPort		  2
		  DstBlock		  "out_2"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "in_1"
		  SrcPort		  1
		  DstBlock		  "Mux"
		  DstPort		  1
		}
		Line {
		  SrcBlock		  "in_2"
		  SrcPort		  1
		  DstBlock		  "Mux"
		  DstPort		  2
		}
	      }
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "binary"
	      Position		      [480, 60, 500, 80]
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "Symbol"
	      Position		      [480, 140, 500, 160]
	      Port		      "2"
	    }
	    Line {
	      SrcBlock		      "hold"
	      SrcPort		      2
	      Points		      [10, 0; 0, 35]
	      DstBlock		      "Terminator"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "D/A "
	      SrcPort		      1
	      DstBlock		      "Symbol"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "delay"
	      SrcPort		      1
	      DstBlock		      "binary"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "shift register"
	      SrcPort		      1
	      DstBlock		      "hold"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "hold"
	      SrcPort		      1
	      DstBlock		      "D/A "
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "clock"
	      SrcPort		      1
	      DstBlock		      "shift register"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "shift register"
	      SrcPort		      2
	      Points		      [20, 0]
	      Branch {
		Points			[0, -5]
		DstBlock		"hold"
		DstPort			2
	      }
	      Branch {
		Points			[0, 10]
		DstBlock		"hold"
		DstPort			3
	      }
	    }
	    Line {
	      SrcBlock		      "Bits"
	      SrcPort		      1
	      Points		      [15, 0]
	      Branch {
		DstBlock		"delay"
		DstPort			1
	      }
	      Branch {
		DstBlock		"shift register"
		DstPort			1
	      }
	    }
	    Annotation {
	      Name		      "Two bits are mapped to a symbol. MSB fi"
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	      Position		      [267, 7]
	      VerticalAlignment	      "top"
	    }
	  }
	}
	Block {
	  BlockType		  Sum
	  Name			  "Sum"
	  Ports			  [2, 1]
	  Position		  [880, 155, 900, 175]
	  ShowName		  off
	  Inputs		  "+-"
	}
	Block {
	  BlockType		  TransportDelay
	  Name			  "TransportnDelay"
	  Position		  [180, 200, 220, 230]
	  Orientation		  "down"
	  NamePlacement		  "alternate"
	  DelayTime		  ".5"
	  BufferSize		  "200"
	}
	Block {
	  BlockType		  Scope
	  Name			  "a_c(t)"
	  Ports			  [1]
	  Position		  [230, 10, 260, 40]
	  Orientation		  "up"
	  Location		  [359, 340, 1280, 440]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
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	Block {
	  BlockType		  Scope
	  Name			  "a_s(t)"
	  Ports			  [1]
	  Position		  [230, 165, 260, 195]
	  Orientation		  "up"
	  Location		  [359, 633, 1280, 733]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
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	Block {
	  BlockType		  SubSystem
	  Name			  "closetransmitter"
	  Ports			  []
	  Position		  [805, 20, 940, 46]
	  BackgroundColor	  "lightBlue"
	  ShowName		  off
	  OpenFcn		  "closetra"
	  FontAngle		  "italic"
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  MaskType		  "close"
	  MaskDisplay		  "disp('Close transmitter')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  System {
	    Name		    "closetransmitter"
	    Location		    [136, 230, 381, 439]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "cyan"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	  }
	}
	Block {
	  BlockType		  Scope
	  Name			  "s_c(t)"
	  Ports			  [1]
	  Position		  [440, 10, 470, 40]
	  Orientation		  "up"
	  Location		  [359, 438, 1280, 538]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
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	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
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	Block {
	  BlockType		  Scope
	  Name			  "s_s(t)"
	  Ports			  [1]
	  Position		  [435, 165, 465, 195]
	  Orientation		  "up"
	  Location		  [359, 731, 1280, 831]
	  Open			  off
	  NumInputPorts		  "1"
	  List {
	    ListType		    AxesTitles
	    axes1		    "%<SignalLabel>"
	  }
	  TimeRange		  "25.000000"
	  YMin			  "-1.500000"
	  YMax			  "1.500000"
	  DataFormat		  "Array"
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	Block {
	  BlockType		  SubSystem
	  Name			  "transmitterndiagrams"
	  Ports			  [2]
	  Position		  [570, 15, 625, 55]
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  MaskType		  "2D-Diagrams"
	  MaskDescription	  "Eye pattern, signal space trajectory and sc"
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	  MaskPromptString	  "Plot start time:|Samples per time slot (2*T"
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	  MaskTunableValueString  "on,on,on"
	  MaskCallbackString	  "||"
	  MaskEnableString	  "on,on,on"
	  MaskVisibilityString	  "on,on,on"
	  MaskToolTipString	  "on,on,on"
	  MaskVarAliasString	  ",,"
	  MaskVariables		  "starttime=@1;anzahl=@2;offset=@3;"
	  MaskInitialization	  " [x, y] = srcsicon(10);"
	  MaskDisplay		  "plot(0,0,100,100,x,y)"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  MaskValueString	  "0|40|0"
	  System {
	    Name		    "transmitterndiagrams"
	    Location		    [511, 331, 923, 624]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "white"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	    Block {
	      BlockType		      Inport
	      Name		      "Inphase"
	      Position		      [30, 20, 50, 40]
	    }
	    Block {
	      BlockType		      Inport
	      Name		      "Quadratur"
	      Position		      [30, 80, 50, 100]
	      Port		      "2"
	    }
	    Block {
	      BlockType		      Constant
	      Name		      "Constant"
	      Position		      [90, 125, 110, 145]
	      Orientation	      "up"
	      ShowName		      off
	      Value		      "Inf"
	    }
	    Block {
	      BlockType		      Constant
	      Name		      "Constant0"
	      Position		      [190, 125, 210, 145]
	      Orientation	      "up"
	      ShowName		      off
	      Value		      "0"
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "Inphase eye patternntransmitter"
	      Ports		      [1]
	      Position		      [305, 17, 360, 53]
	      CopyFcn		      "eyesampl([],[],[],'CopyBlock')"
	      DeleteFcn		      "eyesampl([],[],[],'DeleteBlock')"
	      LoadFcn		      "eyesampl([],[],[],'LoadBlock')"
	      StartFcn		      "eyesampl([],[],[],'Start')"
	      StopFcn		      "eyesampl([],[],[],'Stop')"
	      NameChangeFcn	      "eyesampl([],[],[],'NameChange')"
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
	      MaskType		      "Eye-diagram/scatter plot"
	      MaskDescription	      "Produce eye-pattern diagram and/or scat"
"ter plot."
	      MaskHelp		      "This plot opens one, or two plots by as"
"signing the line type parameters. The scatter plot point is selected by the d"
"ecision point in the first parameter entry. A decision line is drawn in the e"
"ye-pattern diagram. The plot is updated at the plot update sample time point."
	      MaskPromptString	      "[Symbol interval, plot offset, decision"
" point offset]:|Lower and upper bound of in-coming signal (1x2 vector):|Numbe"
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"pe for scatter plot (0 for no plot):|Plot update sample time:"
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	      MaskTunableValueString  "on,on,on,on,on,on"
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	      MaskEnableString	      "on,on,on,on,on,on"
	      MaskVisibilityString    "on,on,on,on,on,on"
	      MaskToolTipString	      "on,on,on,on,on,on"
	      MaskVarAliasString      ",,,,,"
	      MaskInitialization      "time_range=@1;boundary=@2;kept_length=@"
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	      MaskDisplay	      "plot(0,0,100,100,x,y);"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "[2 0 1+offset]|[-1.5 1.5]|0|'w-/r-'|0|2"
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	      System {
		Name			"Inphase eye patternntransmitter"
		Location		[121, 409, 416, 595]
		Open			off
		ModelBrowserVisibility	off
		ModelBrowserWidth	200
		ScreenColor		"white"
		PaperOrientation	"landscape"
		PaperPositionMode	"auto"
		PaperType		"usletter"
		PaperUnits		"inches"
		ZoomFactor		"100"
		Block {
		  BlockType		  Inport
		  Name			  "in_1"
		  Position		  [75, 80, 95, 100]
		}
		Block {
		  BlockType		  "S-Function"
		  Name			  "Plot1"
		  Ports			  [1]
		  Position		  [130, 70, 200, 110]
		  FunctionName		  "eyesampl"
		  Parameters		  "time_range, boundary, kept_length, "
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		}
		Line {
		  SrcBlock		  "in_1"
		  SrcPort		  1
		  DstBlock		  "Plot1"
		  DstPort		  1
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	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux"
	      Ports		      [2, 1]
	      Position		      [230, 16, 265, 49]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux1"
	      Ports		      [2, 1]
	      Position		      [230, 76, 265, 109]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux2"
	      Ports		      [2, 1]
	      Position		      [230, 146, 265, 179]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      Mux
	      Name		      "Mux3"
	      Ports		      [2, 1]
	      Position		      [230, 211, 265, 244]
	      Inputs		      "2"
	    }
	    Block {
	      BlockType		      SubSystem
	      Name		      "Quadrature eye patternntransmitter"
	      Ports		      [1]
	      Position		      [305, 77, 360, 113]
	      CopyFcn		      "eyesampl([],[],[],'CopyBlock')"
	      DeleteFcn		      "eyesampl([],[],[],'DeleteBlock')"
	      LoadFcn		      "eyesampl([],[],[],'LoadBlock')"
	      StartFcn		      "eyesampl([],[],[],'Start')"
	      StopFcn		      "eyesampl([],[],[],'Stop')"
	      NameChangeFcn	      "eyesampl([],[],[],'NameChange')"
	      ShowPortLabels	      off
	      TreatAsAtomicUnit	      off
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	      MaskDescription	      "Produce eye-pattern diagram and/or scat"
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      Position		      [320, 25, 350, 55]
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      TimeRange		      "25.000000"
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      Ports		      []
      Position		      [35, 19, 120, 56]
      BackgroundColor	      "lightBlue"
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      OpenFcn		      "cplotpsk(4)"
      ShowPortLabels	      off
      TreatAsAtomicUnit	      off
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      MaskIconUnits	      "autoscale"
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	Location		[74, 73, 1338, 1015]
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	ScreenColor		"cyan"
	PaperOrientation	"landscape"
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      Orientation	      "down"
      NamePlacement	      "alternate"
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      Open		      off
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      TimeRange		      "25.000000"
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      Ports		      []
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      BackgroundColor	      "lightBlue"
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      Orientation	      "up"
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      Ports		      []
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      TimeRange		      "25.000000"
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      Orientation	      "up"
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      Open		      off
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      Branch {
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      Branch {
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    Line {
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      Points		      [55, 0]
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      Branch {
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      Branch {
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      Points		      [30, 0; 0, 80]
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}

						