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📄 oqpwnymf.mdl

📁 数字调制方法的Simulink仿真学习程序
💻 MDL
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      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|12.5|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		[10, 195, 1018, 473]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	Block {
	  BlockType		  Inport
	  Name			  "noisy\nOQPSK-\nSignal"
	  Position		  [25, 145, 45, 165]
	}
	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		  Gain
	  Name			  "Gain1"
	  Position		  [575, 212, 600, 238]
	  ShowName		  off
	  Gain			  "1/4"
	}
	Block {
	  BlockType		  Gain
	  Name			  "Gain2"
	  Position		  [575, 77, 600, 103]
	  ShowName		  off
	  Gain			  "1/4"
	}
	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-phase\nand q"
"uadrature components from the\ntwo 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-Order\nHold"
	      Position		      [95, 39, 130, 71]
	      ForegroundColor	      "red"
	      SampleTime	      "td"
	    }
	    Block {
	      BlockType		      ZeroOrderHold
	      Name		      "Zero-Order\nHold1"
	      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-Order\nHold1"
	      SrcPort		      1
	      DstBlock		      "Sum6"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "Zero-Order\nHold"
	      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-Order\nHold1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "real"
	      SrcPort		      1
	      DstBlock		      "Zero-Order\nHold"
	      DstPort		      1
	    }
	  }
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "Rolloff"
	  Ports			  []
	  Position		  [475, 33, 575, 56]
	  BackgroundColor	  "lightBlue"
	  ShowName		  off
	  OpenFcn		  "setrloff"
	  FontSize		  12
	  FontAngle		  "italic"
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  MaskType		  "rolloff"
	  MaskDisplay		  "disp('Rolloff-Factor')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  System {
	    Name		    "Rolloff"
	    Location		    [136, 230, 381, 439]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "cyan"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "A4"
	    PaperUnits		    "centimeters"
	    ZoomFactor		    "100"
	  }
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "Root-RC\nreceive filter"
	  Ports			  [1, 1]
	  Position		  [475, 68, 555, 112]
	  ShowPortLabels	  off
	  TreatAsAtomicUnit	  off
	  MaskType		  "R-C filter"
	  MaskDescription	  "Design a raised cosine filter and use it to"
" filter the input signal."
	  MaskHelp		  "This block designs a raised cosine filter u"
"sing the specified parameter. The filter is used to filter the input signal. "
"You can optionally use the sinc filter in the filtering computation."
	  MaskPromptString	  "Symbol interval (sec):|Computation sampling"
" time (sec):|Filter rolloff factor:|Delay step (integer to multiply symbol in"
"terval):|Filter type (FIR or IIR) / (Normal or Sqrt):|With or without sinc fi"
"lter (1 or 0, suggest 1):"
	  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	  "td=@1;if length(td)>1,off=td(2);td=td(1);el"
"se,off=0;end;ts=@2;R=@3;delay=@4;fil=@5;[num,den]=rcosine(1/td(1),1/ts(1),fil"

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