librnew.mdl

现代通信系统（prokis）的所有matlab源程序,对初学者很有帮助的。

      BlockType		      SubSystem
      Name		      "Channel"
      Ports		      [1, 1]
      Position		      [155, 28, 235, 72]
      ShowPortLabels	      off
      TreatAsAtomicUnit	      off
      RTWSystemCode	      "Auto"
      RTWFcnNameOpts	      "Auto"
      RTWFileNameOpts	      "Auto"
      MaskType		      "AWGN channel, fixed parameter"
      MaskDescription	      "Additive white Gaussian noise channel\nwith fix"
"ed mean and variance."
      MaskHelp		      "This block adds white Gaussian noise to the inp"
"ut signal. The mean and the variance can be a scalar or vector with the same "
"length as the input signal."
      MaskPromptString	      "Mean value:|Variance (std^2):|Initial Seed:"
      MaskStyleString	      "edit,edit,edit"
      MaskTunableValueString  "on,on,on"
      MaskCallbackString      "||"
      MaskEnableString	      "on,on,on"
      MaskVisibilityString    "on,on,on"
      MaskToolTipString	      "on,on,on"
      MaskVariables	      "m=@1;variance=@2;s=@3;"
      MaskInitialization      "[m,variance,s]=gwnoise(m,variance,s);\n"
      MaskDisplay	      "plot(0,0,100,100);\ndisp('AWGN')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      MaskValueString	      "0|0.00010|12345"
      MaskVariableAliases     ",,"
      System {
	Name			"Channel"
	Location		[43, 129, 305, 275]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"automatic"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"A4"
	PaperUnits		"centimeters"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "in_1"
	  Position		  [45, 10, 65, 30]
	  Port			  "1"
	  LatchInput		  off
	  Interpolate		  on
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "Gaussian noise\ngenerator"
	  Ports			  [0, 1]
	  Position		  [25, 48, 105, 92]
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  RTWSystemCode		  "Auto"
	  RTWFcnNameOpts	  "Auto"
	  RTWFileNameOpts	  "Auto"
	  MaskType		  "Gaussian noise generator"
	  MaskDescription	  "Generate Gaussian distributed noise with\ng"
"iven mean and variance value."
	  MaskHelp		  "When the mean value and seed are vectors, t"
"he output of this block is a vector. The length of the vector is the same as "
"the length of the mean value vector or the length of the seed. When the varia"
"nce entry is a vector, the variance is a diagonal matrix."
	  MaskPromptString	  "Mean value:|Variance (vector or matrix):|In"
"itial seed:"
	  MaskStyleString	  "edit,edit,edit"
	  MaskTunableValueString  "on,on,on"
	  MaskCallbackString	  "||"
	  MaskEnableString	  "on,on,on"
	  MaskVisibilityString	  "on,on,on"
	  MaskToolTipString	  "on,on,on"
	  MaskVariables		  "m=@1;variance=@2;s=@3;"
	  MaskInitialization	  "[m,variance,s]=gwnoise(m,variance,s);[x,y]="
"srcsicon(3);"
	  MaskDisplay		  "plot(0,0,100,100,x,y);disp('Gaussian')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  MaskValueString	  "m|variance|s"
	  MaskVariableAliases	  ",,"
	  System {
	    Name		    "Gaussian noise\ngenerator"
	    Location		    [22, 119, 370, 243]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "automatic"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "A4"
	    PaperUnits		    "centimeters"
	    ZoomFactor		    "100"
	    Block {
	      BlockType		      Constant
	      Name		      "Constant"
	      Position		      [140, 20, 160, 40]
	      Value		      "m"
	      VectorParams1D	      on
	    }
	    Block {
	      BlockType		      StateSpace
	      Name		      "Matrix\nGain"
	      Position		      [140, 61, 165, 89]
	      A			      "[]"
	      B			      "[]"
	      C			      "[]"
	      D			      "K"
	      X0		      "0"
	      AbsoluteTolerance	      "auto"
	      Realization	      "auto"
	      MaskType		      "Matrix Gain"
	      MaskDescription	      "Matrix Gain."
	      MaskHelp		      "Multiplies input vector by entered matr"
"ix to produce output vector (y=Au)."
	      MaskPromptString	      "Gain matrix:"
	      MaskStyleString	      "edit"
	      MaskTunableValueString  "on"
	      MaskEnableString	      "on"
	      MaskVisibilityString    "on"
	      MaskToolTipString	      "on"
	      MaskInitialization      "K = @1;"
	      MaskDisplay	      "disp('K')"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "variance"
	    }
	    Block {
	      BlockType		      RandomNumber
	      Name		      "Random\nNumber"
	      Position		      [35, 57, 80, 93]
	      Mean		      "0"
	      Variance		      "1"
	      Seed		      "s"
	      SampleTime	      "0"
	      VectorParams1D	      on
	    }
	    Block {
	      BlockType		      Sum
	      Name		      "Sum"
	      Ports		      [2, 1]
	      Position		      [220, 60, 240, 80]
	      IconShape		      "rectangular"
	      Inputs		      "++"
	      SaturateOnIntegerOverflow	on
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "out_1"
	      Position		      [285, 60, 305, 80]
	      Port		      "1"
	      OutputWhenDisabled      "held"
	      InitialOutput	      "[]"
	    }
	    Line {
	      SrcBlock		      "Constant"
	      SrcPort		      1
	      Points		      [25, 0; 0, 35]
	      DstBlock		      "Sum"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Sum"
	      SrcPort		      1
	      DstBlock		      "out_1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Matrix\nGain"
	      SrcPort		      1
	      DstBlock		      "Sum"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "Random\nNumber"
	      SrcPort		      1
	      DstBlock		      "Matrix\nGain"
	      DstPort		      1
	    }
	  }
	}
	Block {
	  BlockType		  Sum
	  Name			  "Sum"
	  Ports			  [2, 1]
	  Position		  [150, 55, 170, 75]
	  IconShape		  "rectangular"
	  Inputs		  "++"
	  SaturateOnIntegerOverflow on
	}
	Block {
	  BlockType		  Outport
	  Name			  "out_1"
	  Position		  [200, 55, 220, 75]
	  Port			  "1"
	  OutputWhenDisabled	  "held"
	  InitialOutput		  "[]"
	}
	Line {
	  SrcBlock		  "Sum"
	  SrcPort		  1
	  DstBlock		  "out_1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "in_1"
	  SrcPort		  1
	  Points		  [45, 0; 0, 40]
	  DstBlock		  "Sum"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Gaussian noise\ngenerator"
	  SrcPort		  1
	  DstBlock		  "Sum"
	  DstPort		  2
	}
      }
    }
    Block {
      BlockType		      SubSystem
      Name		      "Error rate"
      Ports		      [2]
      Position		      [290, 25, 370, 65]
      Orientation	      "down"
      CopyFcn		      "sbiterr([],[],[],'CopyBlock')"
      DeleteFcn		      "sbiterr([],[],[],'DeleteBlock')"
      LoadFcn		      "sbiterr([],[],[],'LoadBlock')"
      StartFcn		      "sbiterr([],[],[],'Start')"
      StopFcn		      "sbiterr([],[],[],'Stop')"
      NameChangeFcn	      "sbiterr([],[],[],'NameChange')"
      ShowPortLabels	      off
      TreatAsAtomicUnit	      off
      RTWSystemCode	      "Auto"
      RTWFcnNameOpts	      "Auto"
      RTWFileNameOpts	      "Auto"
      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"
      MaskInitialization      "K=@1;num_lin=@2;TDelay=@3;Sample=@4;"
      MaskDisplay	      "disp('Error\\nmeter')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      MaskValueString	      "1|10|12|1"
      MaskVariableAliases     ",,,"
      System {
	Name			"Error rate"
	Location		[255, 368, 509, 510]
	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, 45, 35, 65]
	  Port			  "1"
	  LatchInput		  off
	  Interpolate		  on
	}
	Block {
	  BlockType		  Inport
	  Name			  "in_2"
	  Position		  [15, 60, 35, 80]
	  Port			  "2"
	  LatchInput		  off
	  Interpolate		  on
	}
	Block {
	  BlockType		  Mux
	  Name			  "Mux"
	  Ports			  [2, 1]
	  Position		  [65, 46, 100, 79]
	  Inputs		  "2"
	  DisplayOption		  "none"
	}
	Block {
	  BlockType		  "S-Function"
	  Name			  "S-function"
	  Ports			  [1]
	  Position		  [130, 52, 195, 78]
	  FunctionName		  "sbiterr"
	  Parameters		  "num_lin, K, TDelay, Sample"
	  PortCounts		  "[]"
	  SFunctionModules	  "''"
	}
	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		      "MASK demap"
      Ports		      [1, 1]
      Position		      [135, 183, 215, 227]
      ShowPortLabels	      off
      TreatAsAtomicUnit	      off
      RTWSystemCode	      "Auto"
      RTWFcnNameOpts	      "Auto"
      RTWFileNameOpts	      "Auto"
      MaskType		      "MASK demap"
      MaskDescription	      "Reverse the MASK mapping process\nConvert [-1 1"
"] analog signal to [0, M-1] symbols."
      MaskHelp		      "This block demaps a MASK mapped signal back to "
"digit symbols. You can place this block after a amplitude demodulation block."
" The input of this block is an analog signal in the range [-1, 1]. The demodu"
"lation decides the closest integer fitting in [0,M-1] range. When the input s"
"ymbol interval is a two-elements vector, the second element is offset. The de"
"fault offset value is 0."
      MaskPromptString	      "M-ary number (digit integers in ranger [0, M-1]"
"):|Output symbol interval and offset (sec):"
      MaskStyleString	      "edit,edit"
      MaskTunableValueString  "on,on"
      MaskCallbackString      "|"
      MaskEnableString	      "on,on"
      MaskVisibilityString    "on,on"
      MaskToolTipString	      "on,on"
      MaskInitialization      "N=@1;Ac=1;sft=[0:N-1]*Ac*2/(N-1)-Ac;td=@2;"
      MaskDisplay	      "disp('MASK\\ndemap')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      MaskValueString	      "4|[1, .9]"
      MaskVariableAliases     ","
      System {
	Name			"MASK demap"
	Location		[80, 334, 521, 474]
	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, 35, 50, 55]
	  Port			  "1"
	  LatchInput		  off
	  Interpolate		  on
	}
	Block {
	  BlockType		  Abs
	  Name			  "Abs"
	  Position		  [235, 42, 270, 68]
	  SaturateOnIntegerOverflow on
	}
	Block {
	  BlockType		  "S-Function"
	  Name			  "Minimum"
	  Ports			  [1, 1]
	  Position		  [315, 45, 370, 65]
	  FunctionName		  "arymimai"
	  Parameters		  "'min'"
	  PortCounts		  "[]"
	  SFunctionModules	  "''"
	}
	Block {
	  BlockType		  Constant
	  Name			  "Shift key"
	  Position		  [115, 93, 135, 117]
	  Value			  "sft"
	  VectorParams1D	  on
	}
	Block {
	  BlockType		  Sum
	  Name			  "Sum2"
	  Ports			  [2, 1]
	  Position		  [180, 38, 200, 67]
	  IconShape		  "rectangular"
	  Inputs		  "+-"
	  SaturateOnIntegerOverflow on
	}
	Block {
	  BlockType		  ZeroOrderHold
	  Name			  "Zero-Order\nHold"
	  Position		  [85, 29, 120, 61]
	  SampleTime		  "td"
	}
	Block {
	  BlockType		  Outport
	  Name			  "out_1"
	  Position		  [400, 45, 420, 65]
	  Port			  "1"
	  OutputWhenDisabled	  "held"
	  InitialOutput		  "[]"
	}
	Line {
	  SrcBlock		  "in_1"
	  SrcPort		  1
	  DstBlock		  "Zero-Order\nHold"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Abs"
	  SrcPort		  1
	  DstBlock		  "Minimum"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Zero-Order\nHold"
	  SrcPort		  1
	  DstBlock		  "Sum2"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Minimum"
	  SrcPort		  1
	  DstBlock		  "out_1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Shift key"
	  SrcPort		  1
	  Points		  [15, 0; 0, -45]
	  DstBlock		  "Sum2"
	  DstPort		  2
	}