utra_lib.mdl

两个Nokia研究人员写的W-CDMA的仿真代码。 包含信道编码

Library {
  Name			  "utra_lib"
  Version		  3.00
  BlockDataTips		  off
  BlockParametersDataTip  off
  BlockAttributesDataTip  off
  BlockPortWidthsDataTip  off
  BlockDescriptionStringDataTip	off
  BlockMaskParametersDataTip off
  ToolBar		  off
  StatusBar		  off
  BrowserShowLibraryLinks off
  BrowserLookUnderMasks	  off
  Created		  "Tue Jun 15 14:23:40 1999"
  Creator		  "maarit"
  UpdateHistory		  "UpdateHistoryNever"
  ModifiedByFormat	  "%<Auto>"
  LastModifiedBy	  "maarit"
  ModifiedDateFormat	  "%<Auto>"
  LastModifiedDate	  "Sun Jun 27 11:06:29 1999"
  ModelVersionFormat	  "1.%<AutoIncrement:286>"
  ConfigurationManager	  "none"
  BlockDefaults {
    Orientation		    "right"
    ForegroundColor	    "black"
    BackgroundColor	    "white"
    DropShadow		    off
    NamePlacement	    "normal"
    FontName		    "Helvetica"
    FontSize		    10
    FontWeight		    "normal"
    FontAngle		    "normal"
    ShowName		    on
  }
  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		    "utra_lib"
    Location		    [274, 210, 1503, 1012]
    Open		    on
    ModelBrowserVisibility  off
    ModelBrowserWidth	    200
    ScreenColor		    "white"
    PaperOrientation	    "landscape"
    PaperPositionMode	    "auto"
    PaperType		    "usletter"
    PaperUnits		    "inches"
    ZoomFactor		    "100"
    AutoZoom		    off
    ReportName		    "simulink-default.rpt"
    Block {
      BlockType		      SubSystem
      Name		      "Channel coding block"
      Ports		      [0, 0, 0, 0, 0]
      Position		      [209, 483, 384, 600]
      Orientation	      "left"
      FontName		      "helvetica"
      ShowPortLabels	      on
      MaskDisplay	      "disp('CHANNEL CODING\\nCHANNEL DECODING\\n+\\nC"
"RC\\nRATE MATCHING')"
      MaskIconFrame	      on
      MaskIconOpaque	      on
      MaskIconRotate	      "none"
      MaskIconUnits	      "autoscale"
      System {
	Name			"Channel coding block"
	Location		[217, 276, 886, 709]
	Open			off
	ModelBrowserVisibility	off
	ModelBrowserWidth	200
	ScreenColor		"white"
	PaperOrientation	"landscape"
	PaperPositionMode	"auto"
	PaperType		"usletter"
	PaperUnits		"inches"
	ZoomFactor		"100"
	AutoZoom		on
	Block {
	  BlockType		  Reference
	  Name			  "Channel coding test"
	  Ports			  [0, 0, 0, 0, 0]
	  Position		  [408, 75, 607, 236]
	  Orientation		  "left"
	  SourceBlock		  "utra_lib/Test library/Channel coding test"
	  SourceType		  ""
	  tx_ch			  "Dedicated Transport channel"
	  cType			  "Convolutional coding"
	  Kindex		  "2"
	  nC			  "256"
	  Inter_int_mode	  "block interleaver"
	  nFrames		  "1"
	  cols			  "1"
	  Intra_int_flag	  off
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "dl_RX_channel_decoding"
	  Ports			  [2, 2, 0, 0, 0]
	  Position		  [40, 216, 315, 389]
	  Orientation		  "left"
	  FontName		  "helvetica"
	  ShowPortLabels	  on
	  MaskPromptString	  "size vector|CRC Parameters|Channel coding p"
"arameters"
	  MaskStyleString	  "edit,edit,edit"
	  MaskTunableValueString  "on,on,on"
	  MaskCallbackString	  "||"
	  MaskEnableString	  "on,on,on"
	  MaskVisibilityString	  "on,on,on"
	  MaskVariables		  "sizes=@1;CRC=@2;chCode=@3;"
	  MaskInitialization	  "N=sizes(1);bits_in_frame=sizes(2);nFrames=s"
"izes(3);  %N=input_block_size\nnCRC=CRC(1);crc_poly=CRC(2);\ncType=chCode(1);"
"K=chCode(2); nTail=chCode(3);ch_poly=[chCode(4:6)];\n"
	  MaskDisplay		  "disp('RATE MATCHING\\nCHANNEL DECODING\\nCR"
"C CALCULATION')\nport_label('input',1,'coded soft bits');\nport_label('input'"
",2,'flag')\nport_label('output',1,'bits');\nport_label('output',2,'FER and CR"
"C')"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  MaskValueString	  "sizes|crc|chCode"
	  System {
	    Name		    "dl_RX_channel_decoding"
	    Location		    [282, 37, 1182, 584]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "white"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	    AutoZoom		    on
	    Block {
	      BlockType		      Inport
	      Name		      "in"
	      Position		      [790, 320, 820, 330]
	      Orientation	      "left"
	      NamePlacement	      "alternate"
	      FontName		      "helvetica"
	      FontSize		      12
	      Port		      "1"
	      PortWidth		      "-1"
	      SampleTime	      "-1"
	      DataType		      "auto"
	      SignalType	      "auto"
	      Interpolate	      on
	    }
	    Block {
	      BlockType		      Inport
	      Name		      "flag"
	      Position		      [795, 380, 825, 390]
	      Orientation	      "left"
	      NamePlacement	      "alternate"
	      FontName		      "helvetica"
	      FontSize		      12
	      Port		      "2"
	      PortWidth		      "-1"
	      SampleTime	      "-1"
	      DataType		      "auto"
	      SignalType	      "auto"
	      Interpolate	      on
	    }
	    Block {
	      BlockType		      "S-Function"
	      Name		      "ch_decoding"
	      Ports		      [2, 2, 0, 0, 0]
	      Position		      [375, 294, 530, 416]
	      Orientation	      "left"
	      NamePlacement	      "alternate"
	      FontName		      "helvetica"
	      FontSize		      12
	      FunctionName	      "s_chdecoding"
	      Parameters	      "N_chdecode,poly,cType,K,nTail,nFrames,s"
"p0,sp1"
	      PortCounts	      "[]"
	      SFunctionModules	      "''"
	      MaskType		      "wcdma"
	      MaskDescription	      "           CHANNEL CODING\n\nThe block "
"performs convolutional coding. The parameters need to correspondd to the para"
"meters given for the channel decoder.\n\nThe block initializationn is done in"
" file utra.m to make sure that all the blocks get same block size, scrambling"
" codes etc. This block calls an s-function s_chcoding with arguments\n\n1) Si"
"ze of the input vector is the block size, N.\n2) Generator polynomials for co"
"nvolutional coder \n     (initialization in coding_init.m)\n3) Coding type (1"
" = convolution, 2 = turbo) \n4) Coding ratio\n5) Tail length\n"
	      MaskPromptString	      "Input datablock size|Coding Type (1= Co"
"nvolutional 2= turbo)|Coding Gain|Tail length|Generator Polynomials for decod"
"ing|Number of frames|soft prob for 0|soft prob for 1"
	      MaskStyleString	      "edit,edit,edit,edit,edit,edit,edit,edit"
	      MaskTunableValueString  "on,on,on,on,on,on,on,on"
	      MaskCallbackString      "|||||||"
	      MaskEnableString	      "on,on,on,on,on,on,on,on"
	      MaskVisibilityString    "on,on,on,on,on,on,on,on"
	      MaskVariables	      "N_chdecode=@1;cType=@2;K=@3;nTail=@4;po"
"ly=@5;nFrames=@6;sp0=@7;sp1=@8;"
	      MaskDisplay	      "disp('CHANNEL\\nDECODING');\nport_label"
"('output',1,'bits');\nport_label('input',2,'flag');\nport_label('input',1,'co"
"ded bits');\nport_label('output',2,'flag');"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "(nCRC+N)*K+nTail|cType|K|nTail|ch_poly|"
"nFrames|[1 0]|[ 0 1]"
	    }
	    Block {
	      BlockType		      "S-Function"
	      Name		      "rate_dematching"
	      Ports		      [2, 2, 0, 0, 0]
	      Position		      [605, 294, 745, 416]
	      Orientation	      "left"
	      NamePlacement	      "alternate"
	      FontName		      "helvetica"
	      FontSize		      12
	      FunctionName	      "s_derate"
	      Parameters	      "dr_in,dr_out,punk,nFrames"
	      PortCounts	      "[]"
	      SFunctionModules	      "''"
	      MaskPromptString	      "Size of input block|Size of the output "
"block|Max puncturation rate (DO NOT CHANGE)|Number of frames"
	      MaskStyleString	      "edit,edit,edit,edit"
	      MaskTunableValueString  "on,on,on,on"
	      MaskCallbackString      "|||"
	      MaskEnableString	      "on,on,on,on"
	      MaskVisibilityString    "on,on,on,on"
	      MaskVariables	      "dr_in=@1;dr_out=@2;punk=@3;nFrames=@4;"
	      MaskDisplay	      "disp('RATE\\nMATCHING\\n\nwith flag')\n"
"port_label('input',2,'flag');\nport_label('output',2,'flag');"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "nFrames*bits_in_frame|K*(N+nCRC)+nTail|"
"0.2|nFrames"
	    }
	    Block {
	      BlockType		      "S-Function"
	      Name		      "remove CRC"
	      Ports		      [2, 2, 0, 0, 0]
	      Position		      [130, 293, 280, 417]
	      Orientation	      "left"
	      NamePlacement	      "alternate"
	      FontName		      "helvetica"
	      FontSize		      12
	      FunctionName	      "s_crc_remove"
	      Parameters	      "nReCRC,nCRC,crc_poly,nFrames"
	      PortCounts	      "[]"
	      SFunctionModules	      "''"
	      MaskPromptString	      "Size of input Block|Number of CRC bits|"
"Generator polynomy for CRC|Number of frames in one block"
	      MaskStyleString	      "edit,edit,edit,edit"
	      MaskTunableValueString  "on,on,on,on"
	      MaskCallbackString      "|||"
	      MaskEnableString	      "on,on,on,on"
	      MaskVisibilityString    "on,on,on,on"
	      MaskVariables	      "nReCRC=@1;nCRC=@2;crc_poly=@3;nFrames=@"
"4;"
	      MaskDisplay	      "disp('CRC\\nCALCULATION');\nport_label("
"'input',1,'input bits');\nport_label('input',2,'flag');\nport_label('output',"
"1,'bits');\nport_label('output',2,'crc');"
	      MaskIconFrame	      on
	      MaskIconOpaque	      on
	      MaskIconRotate	      "none"
	      MaskIconUnits	      "autoscale"
	      MaskValueString	      "N+nCRC|nCRC|crc_poly|nFrames"
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "Out1"
	      Position		      [25, 320, 55, 330]
	      Orientation	      "left"
	      NamePlacement	      "alternate"
	      FontName		      "helvetica"
	      FontSize		      12
	      Port		      "1"
	      OutputWhenDisabled      "held"
	      InitialOutput	      "[]"
	    }
	    Block {
	      BlockType		      Outport
	      Name		      "CRC"
	      Position		      [25, 380, 55, 390]
	      Orientation	      "left"
	      NamePlacement	      "alternate"
	      FontName		      "helvetica"
	      FontSize		      12
	      Port		      "2"
	      OutputWhenDisabled      "held"
	      InitialOutput	      "[]"
	    }
	    Line {
	      SrcBlock		      "remove CRC"
	      SrcPort		      2
	      DstBlock		      "CRC"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "remove CRC"
	      SrcPort		      1
	      DstBlock		      "Out1"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "ch_decoding"
	      SrcPort		      1
	      DstBlock		      "remove CRC"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "ch_decoding"
	      SrcPort		      2
	      DstBlock		      "remove CRC"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "flag"
	      SrcPort		      1
	      DstBlock		      "rate_dematching"
	      DstPort		      2
	    }
	    Line {
	      SrcBlock		      "in"
	      SrcPort		      1
	      DstBlock		      "rate_dematching"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "rate_dematching"
	      SrcPort		      1
	      DstBlock		      "ch_decoding"
	      DstPort		      1
	    }
	    Line {
	      SrcBlock		      "rate_dematching"
	      SrcPort		      2
	      DstBlock		      "ch_decoding"
	      DstPort		      2
	    }
	    Annotation {
	      Position		      [663, 158]
	      Text		      "INITIALIZATION:\n\ninput_block_size = n"
"umber of input bits\nbits_in_frame = number of coded bits in a frame\nnFrames"
" = number of frames in a block\nnCRC = number of CRC bits\ncrc_poly = CRC gen"
"erator polynomial\ncType = channel coding type\nK = coding ratio\nnTail = num"
"ber of tail bits\nch_poly = generator polynomials for encoder\n"
	      FontName		      "helvetica"
	      FontSize		      14
	    }
	    Annotation {
	      Position		      [206, 132]
	      Text		      "INPUT PARAMETERS: \n\nsizes\ncrc\nchCod"
"e"
	      FontName		      "helvetica"
	      FontSize		      14
	    }
	    Annotation {
	      Position		      [428, 31]
	      Text		      "CHANNEL DECODING  MODULE\n"
	      FontName		      "helvetica"
	      FontSize		      18
	      FontWeight	      "bold"
	    }
	  }
	}
	Block {
	  BlockType		  SubSystem
	  Name			  "dl_TX_channel_coding"
	  Ports			  [2, 1, 0, 0, 0]
	  Position		  [55, 18, 305, 167]
	  ShowPortLabels	  on
	  MaskPromptString	  "size vector|CRC Parameters|Channel coding p"
"arameters"
	  MaskStyleString	  "edit,edit,edit"
	  MaskTunableValueString  "on,on,on"
	  MaskCallbackString	  "||"
	  MaskEnableString	  "on,on,on"
	  MaskVisibilityString	  "on,on,on"
	  MaskVariables		  "sizes=@1;CRC=@2;chCode=@3;"
	  MaskInitialization	  "N=sizes(1);bits_in_frame=sizes(2);nFrames=s"
"izes(3);\nnCRC=CRC(1);crc_poly=CRC(2);\ncType=chCode(1);K=chCode(2); nTail=ch"
"Code(3);ch_poly=[chCode(4:6)];"
	  MaskDisplay		  "disp('ADDING CRC\\nCHANNEL CODING\\nRATE MA"
"TCHING')\nport_label('input',1,'input bits');\nport_label('input',2,'length')"
"\nport_label('output',1,'coded bits');"
	  MaskIconFrame		  on
	  MaskIconOpaque	  on
	  MaskIconRotate	  "none"
	  MaskIconUnits		  "autoscale"
	  MaskValueString	  "sizes|crc|chCode"
	  System {
	    Name		    "dl_TX_channel_coding"
	    Location		    [293, 491, 1560, 1238]
	    Open		    off
	    ModelBrowserVisibility  off
	    ModelBrowserWidth	    200
	    ScreenColor		    "white"
	    PaperOrientation	    "landscape"
	    PaperPositionMode	    "auto"
	    PaperType		    "usletter"
	    PaperUnits		    "inches"
	    ZoomFactor		    "100"
	    AutoZoom		    on
	    Block {
	      BlockType		      Inport
	      Name		      "bits"
	      Position		      [60, 308, 90, 322]
	      FontName		      "helvetica"
	      FontSize		      14
	      FontWeight	      "bold"
	      Port		      "1"
	      PortWidth		      "-1"
	      SampleTime	      "-1"
	      DataType		      "auto"
	      SignalType	      "auto"
	      Interpolate	      on
	    }
	    Block {
	      BlockType		      Inport
	      Name		      "length"
	      Position		      [225, 368, 255, 382]
	      FontName		      "helvetica"
	      FontSize		      14
	      FontWeight	      "bold"
	      Port		      "2"
	      PortWidth		      "-1"
	      SampleTime	      "-1"
	      DataType		      "auto"
	      SignalType	      "auto"
	      Interpolate	      on
	    }
	    Block {
	      BlockType		      "S-Function"
	      Name		      "Add CRC2"
	      Ports		      [1, 1, 0, 0, 0]
	      Position		      [135, 287, 225, 343]
	      ShowName		      off
	      FontName		      "helvetica"
	      FontSize		      14
	      FontWeight	      "bold"
	      FunctionName	      "s_crc_add"
	      Parameters	      "N,nCRC,crc_poly,nFrames"