ffsk_prototype.mdl

Digital Bandpass Transmission

	  }
	}
	Line {
	  SrcBlock		  "BodyLZ3"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "BodyLZ4"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, -15]
	    DstBlock		    "BodySum3"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "BodyLZ4"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "BodyLZ5"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, -15]
	    DstBlock		    "BodySum4"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "BodyLZ5"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "BodyLZ6"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, -15]
	    DstBlock		    "BodySum5"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "BodyLZ6"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "BodyLZ7"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, -15]
	    DstBlock		    "BodySum6"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "BodyLZ7"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "BodyLZ8"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, -15]
	    DstBlock		    "BodySum7"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "BodyLZ8"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "BodyLZ9"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, -15]
	    DstBlock		    "BodySum8"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "BodyLZ9"
	  SrcPort		  1
	  Points		  [0, 0]
	  Branch {
	    DstBlock		    "BodyLZ10"
	    DstPort		    1
	  }
	  Branch {
	    Points		    [0, -15]
	    DstBlock		    "BodySum9"
	    DstPort		    1
	  }
	}
	Line {
	  SrcBlock		  "BodySum10"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum9"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum11"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum10"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum12"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum11"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum13"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum12"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum14"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum13"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum15"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum14"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum2"
	  SrcPort		  1
	  DstBlock		  "HeadSum"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum3"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum2"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum4"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum3"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum5"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum4"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum6"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum5"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum7"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum6"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum8"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum7"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "BodySum9"
	  SrcPort		  1
	  Points		  [0, -65]
	  DstBlock		  "BodySum8"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "FootLZ"
	  SrcPort		  1
	  Points		  [0, -105]
	  DstBlock		  "BodySum15"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "HeadSum"
	  SrcPort		  1
	  Points		  [77, 0; 0, 0]
	  DstBlock		  "Output"
	  DstPort		  1
	}
      }
    }
    Block {
      BlockType		      Reference
      Name		      "Signal\nTo Workspace"
      Ports		      [1, 0, 0, 0, 0]
      Position		      [415, 359, 470, 401]
      SourceBlock	      "dspsnks2/Signal\nTo Workspace"
      SourceType	      "Signal To Workspace"
      VariableName	      "rxiout"
      Buffer		      "16000"
      Decimation	      "1"
      FrameBased	      off
      NumChans		      "1"
    }
    Block {
      BlockType		      Reference
      Name		      "Signal\nTo Workspace1"
      Ports		      [1, 0, 0, 0, 0]
      Position		      [415, 439, 470, 481]
      SourceBlock	      "dspsnks2/Signal\nTo Workspace"
      SourceType	      "Signal To Workspace"
      VariableName	      "rxqout"
      Buffer		      "16000"
      Decimation	      "1"
      FrameBased	      off
      NumChans		      "1"
    }
    Block {
      BlockType		      SubSystem
      Name		      "Tx spectrum1"
      Ports		      [1, 0, 0, 0, 0]
      Position		      [505, 71, 565, 119]
      ShowPortLabels	      on
      System {
	Name			"Tx spectrum1"
	Location		[341, 198, 822, 312]
	Open			on
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"automatic"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	AutoZoom		on
	Block {
	  BlockType		  Inport
	  Name			  "Input"
	  Position		  [30, 38, 60, 52]
	  Port			  "1"
	  PortWidth		  "-1"
	  SampleTime		  "-1"
	  DataType		  "auto"
	  SignalType		  "auto"
	  Interpolate		  on
	}
	Block {
	  BlockType		  Reference
	  Name			  "Buffer1"
	  Ports			  [1, 1, 0, 0, 0]
	  Position		  [170, 21, 220, 69]
	  SourceBlock		  "dspbuff2/Buffer"
	  SourceType		  "Buffer"
	  N			  "1024"
	  V			  "1"
	  ic			  "0"
	}
	Block {
	  BlockType		  Reference
	  Name			  "Frequency\nFrame Scope1"
	  Ports			  [1, 0, 0, 0, 0]
	  Position		  [355, 20, 390, 70]
	  SourceBlock		  "dspsnks2/Frequency\nFrame Scope"
	  SourceType		  "Frequency Frame Scope"
	  Domain		  "Frequency"
	  XLabel		  "Samples"
	  XUnits		  "Hertz"
	  XRange		  "[0...Fs/2]"
	  XIncr			  "-1"
	  YLabel		  "Magnitude, dB"
	  YUnits		  "dB"
	  HorizSpan		  "1"
	  NChans		  "1"
	  AxisParams		  on
	  YMin			  "-54.2724373535042"
	  YMax			  "11.5550831906079"
	  FigPos		  "get(0,'defaultfigureposition')"
	  AxisGrid		  on
	  AxisZoom		  on
	  FrameNumber		  off
	  AxisLegend		  off
	  Memory		  off
	  LineParams		  off
	}
	Block {
	  BlockType		  Reference
	  Name			  "Short-Time FFT1"
	  Ports			  [1, 1, 0, 0, 0]
	  Position		  [250, 19, 330, 71]
	  SourceBlock		  "dspspect2/Short-Time FFT"
	  SourceType		  "Short-Time FFT"
	  fftsize		  "1024"
	  navg			  "8"
	  wintype		  "Hamming"
	  Rs			  "50"
	  beta			  "5"
	  winsamp		  "Symmetric"
	  NChans		  "1"
	}
	Block {
	  BlockType		  ZeroOrderHold
	  Name			  "Zero-Order\nHold1"
	  Position		  [95, 26, 130, 64]
	  SampleTime		  "1/16/63"
	}
	Line {
	  SrcBlock		  "Buffer1"
	  SrcPort		  1
	  DstBlock		  "Short-Time FFT1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Short-Time FFT1"
	  SrcPort		  1
	  DstBlock		  "Frequency\nFrame Scope1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Zero-Order\nHold1"
	  SrcPort		  1
	  DstBlock		  "Buffer1"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Input"
	  SrcPort		  1
	  DstBlock		  "Zero-Order\nHold1"
	  DstPort		  1
	}
      }
    }
    Block {
      BlockType		      Reference
      Name		      "Upsample"
      Ports		      [1, 1, 0, 0, 0]
      Position		      [145, 79, 180, 111]
      SourceBlock	      "dspbdsp2/Upsample"
      SourceType	      "Upsample"
      N			      "16"
      phase		      "0"
      ic		      "0"
      frame		      off
      nchans		      "1"
      mode		      "Maintain input frame size"
    }
    Block {
      BlockType		      SubSystem
      Name		      "data_generator"
      Tag		      "pns generator"
      Description	      "data generator"
      Ports		      [0, 1, 0, 0, 0]
      Position		      [15, 70, 120, 120]
      ShowPortLabels	      on
      System {
	Name			"data_generator"
	Location		[341, 85, 807, 239]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"automatic"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	AutoZoom		on
	Block {
	  BlockType		  Constant
	  Name			  "Constant"
	  Position		  [200, 95, 230, 125]
	  Value			  "0.5"
	}
	Block {
	  BlockType		  Reference
	  Name			  "PN sequence"
	  Ports			  [1, 1, 0, 0, 0]
	  Position		  [115, 23, 195, 67]
	  SourceBlock		  "commsource/PN sequence"
	  SourceType		  "Pseudorandom sequence generator"
	  M			  "2"
	  poly			  "[0 -5 -6]"
	  ini_sta		  "[1 0 0 0 0 0]"
	}
	Block {
	  BlockType		  Reference
	  Name			  "Pulse\nGenerator"
	  Ports			  [0, 1, 0, 0, 0]
	  Position		  [25, 30, 55, 60]
	  SourceBlock		  "simulink3/Sources/Pulse\nGenerator"
	  SourceType		  "Pulse Generator"
	  period		  "1/63"
	  duty			  "50"
	  amplitude		  "1"
	  start			  "0"
	}
	Block {
	  BlockType		  Sum
	  Name			  "Sum"
	  Ports			  [2, 1, 0, 0, 0]
	  Position		  [255, 35, 275, 55]
	  ShowName		  off
	  IconShape		  "round"
	  Inputs		  "|+-"
	  SaturateOnIntegerOverflow on
	}
	Block {
	  BlockType		  ZeroOrderHold
	  Name			  "Zero-Order\nHold"
	  Position		  [335, 26, 370, 64]
	  SampleTime		  "1/63"
	}
	Block {
	  BlockType		  Outport
	  Name			  "Out1"
	  Position		  [395, 38, 425, 52]
	  Port			  "1"
	  OutputWhenDisabled	  "held"
	  InitialOutput		  "[]"
	}
	Line {
	  SrcBlock		  "Pulse\nGenerator"
	  SrcPort		  1
	  DstBlock		  "PN sequence"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "PN sequence"
	  SrcPort		  1
	  DstBlock		  "Sum"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Constant"
	  SrcPort		  1
	  Points		  [30, 0]
	  DstBlock		  "Sum"
	  DstPort		  2
	}
	Line {
	  SrcBlock		  "Sum"
	  SrcPort		  1
	  DstBlock		  "Zero-Order\nHold"
	  DstPort		  1
	}
	Line {
	  SrcBlock		  "Zero-Order\nHold"
	  SrcPort		  1
	  DstBlock		  "Out1"
	  DstPort		  1
	}
      }
    }
    Block {
      BlockType		      Reference
      Name		      "lowpass IIR"
      Ports		      [1, 1, 0, 0, 0]
      Position		      [295, 358, 365, 402]
      SourceBlock	      "dspddes2/Digital IIR\nFilter Design"
      SourceType	      "Digital IIR Filter Design"
      method		      "Butterworth"
      filttype		      "Lowpass"
      N			      "4"
      Wlo		      "1/32"
      Whi		      "0.6"
      Rp		      "2"
      Rs		      "20"
      frame		      off
      numCHANS		      "1"
    }
    Block {
      BlockType		      Reference
      Name		      "lowpass IIR1"
      Ports		      [1, 1, 0, 0, 0]
      Position		      [295, 438, 365, 482]
      SourceBlock	      "dspddes2/Digital IIR\nFilter Design"
      SourceType	      "Digital IIR Filter Design"
      method		      "Butterworth"
      filttype		      "Lowpass"
      N			      "4"
      Wlo		      "1/32"
      Whi		      "0.6"
      Rp		      "2"
      Rs		      "20"
      frame		      off
      numCHANS		      "1"
    }
    Block {
      BlockType		      ZeroOrderHold
      Name		      "sample/hold1"
      Position		      [225, 361, 260, 399]
      SampleTime	      "1/16/63"
    }
    Block {
      BlockType		      ZeroOrderHold
      Name		      "sample/hold2"
      Position		      [225, 441, 260, 479]
      SampleTime	      "1/16/63"
    }
    Block {
      BlockType		      ZeroOrderHold
      Name		      "sample/hold3"
      Position		      [160, 201, 195, 239]
      SampleTime	      "1/16/63"
    }
    Block {
      BlockType		      ZeroOrderHold
      Name		      "sample/hold4"
      Position		      [385, 201, 420, 239]
      SampleTime	      "1/16/63"
    }
    Line {
      SrcBlock		      "NRZps"
      SrcPort		      1
      DstBlock		      "FM Mod"
      DstPort		      1
    }
    Line {
      SrcBlock		      "data_generator"
      SrcPort		      1
      DstBlock		      "Upsample"
      DstPort		      1
    }
    Line {
      SrcBlock		      "Upsample"
      SrcPort		      1
      DstBlock		      "NRZps"
      DstPort		      1
    }
    Line {
      SrcBlock		      "sample/hold1"
      SrcPort		      1
      DstBlock		      "lowpass IIR"
      DstPort		      1
    }
    Line {
      SrcBlock		      "IQ demod"
      SrcPort		      1
      Points		      [20, 0; 0, -30]
      DstBlock		      "sample/hold1"
      DstPort		      1
    }
    Line {
      SrcBlock		      "sample/hold2"
      SrcPort		      1
      DstBlock		      "lowpass IIR1"
      DstPort		      1
    }
    Line {
      SrcBlock		      "IQ demod"
      SrcPort		      2
      Points		      [20, 0; 0, 30]
      DstBlock		      "sample/hold2"
      DstPort		      1
    }
    Line {
      SrcBlock		      "lowpass IIR"
      SrcPort		      1
      DstBlock		      "Signal\nTo Workspace"
      DstPort		      1
    }
    Line {
      SrcBlock		      "lowpass IIR1"
      SrcPort		      1
      DstBlock		      "Signal\nTo Workspace1"
      DstPort		      1
    }
    Line {
      SrcBlock		      "sample/hold3"
      SrcPort		      1
      DstBlock		      "AWGN\nchannel"
      DstPort		      1
    }
    Line {
      SrcBlock		      "AWGN\nchannel"
      SrcPort		      1
      DstBlock		      "sample/hold4"
      DstPort		      1
    }
    Line {
      SrcBlock		      "FM Mod"
      SrcPort		      1
      Points		      [65, 0]
      Branch {
	DstBlock		"Tx spectrum1"
	DstPort			1
      }
      Branch {
	Points			[0, 65; -365, 0; 0, 60]
	DstBlock		"sample/hold3"
	DstPort			1
      }
    }
    Line {
      SrcBlock		      "sample/hold4"
      SrcPort		      1
      Points		      [75, 0; 0, 85; -485, 0; 0, 115]
      DstBlock		      "IQ demod"
      DstPort		      1
    }
  }
}