?? xinbiyesheji3.mdl
字號(hào):
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Annotation {
Name "信道噪聲為加性高斯白噪聲"
Position [224, 175]
FontName "宋體"
FontSize 14
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BlockType Reference
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SourceBlock "dspsigattribs/Frame Status\nConversion"
SourceType "Frame Status Conversion"
growRefPort off
outframe "Frame-based"
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SourceBlock "commdigbbndpm2/QPSK\nDemodulator\nBaseband"
SourceType "QPSK Demodulator Baseband"
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Ph "qpsk_phase_offset"
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List {
ListType RTWdata
document_text01 " 首先在發(fā)射端產(chǎn)生一組數(shù)據(jù)，經(jīng)過(guò)編碼和擴(kuò)"
"頻調(diào)制后形成一組發(fā)送信號(hào)，將這組信號(hào)通過(guò)一瑞利+高斯白噪聲信道。
\n 在接收端"
"使用所設(shè)計(jì)的RAKE接收機(jī)接收，通過(guò)計(jì)算接收數(shù)據(jù)的誤碼率來(lái)估計(jì)RAKE接收機(jī)的性能。
"
"\n RAKE接收機(jī)設(shè)計(jì)的主要參數(shù)為：
\n 符號(hào)寬度為：Tb=0.0001，處理增益為：PG="
"16，碼片的寬度為：Tc=Tb/PG，
\n 多普勒頻移為：fd=50，接收信噪比為db=10，調(diào)"
"制方式為：pi/4-QPSK，處理延時(shí)為：Drake=2，
\n 叉指數(shù)為：M=4，路徑為：0 1 2 "
"3， 路徑延時(shí)分別為： 0.25， 0.25， 0.25， 0.25。
\n"
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MaskStyleString "edit,popup(Text|RTF|HTML)"
MaskTunableValueString "off,off"
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BlockType SubSystem
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Position [375, 154, 515, 421]
ShowName off
FontName "Arial"
FontSize 12
TreatAsAtomicUnit off
MaskType "Rake receiver (chip-spaced sampling)"
MaskDescription "This Rake receiver is used for simulation with "
"one sample per chip. \nThe delay of the Rake receiver is equal to two symbol "
"durations, \none for timing adjustment and the other due to symbol match filt"
"ering."
MaskPromptString "Number of fingers :|Total delay (#Tc) :|Path de"
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MaskStyleString "edit,edit,edit,edit,edit,edit"
MaskTunableValueString "on,on,on,on,on,on"
MaskCallbackString "|||||"
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MaskDisplay "disp('Rake\\nReceiver\\n基于\\n最大比值\\n合并'"
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ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
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BlockType Inport
Name "noise"
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Port "3"
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BlockType Inport
Name "Weight"
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Port "4"
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BlockType SubSystem
Name "Rake receiver"
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System {
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PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "A4"
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BlockType Inport
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BlockType Inport
Name "SC"
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Port "2"
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BlockType Inport
Name "noise"
Position [25, 118, 55, 132]
Port "3"
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Block {
BlockType Inport
Name "Weight"
Position [25, 148, 55, 162]
Port "4"
}
Block {
BlockType SubSystem
Name "Fingers"
Ports [2, 1]
Position [200, 25, 285, 100]
TreatAsAtomicUnit off
MaskType "Finger for Rake receiver"
MaskPromptString "Total delay :|Path delay (#Tc) :|Proces"
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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 ",,,,"
MaskVariables "TD=@1;D=@2;PG=@3;Tb=@4;Tc=@5;"
MaskDisplay "disp('Finger')"
MaskIconFrame on
MaskIconOpaque off
MaskIconRotate "none"
MaskIconUnits "autoscale"
MaskValueString "TD|D|PG|Tb|Tc"
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Name "Fingers"
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ModelBrowserVisibility on
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
PaperPositionMode "auto"
PaperType "A4"
PaperUnits "centimeters"
ZoomFactor "100"
Block {
BlockType Inport
Name "In"
Position [20, 73, 50, 87]
NamePlacement "alternate"
}
Block {
BlockType Inport
Name "SC"
Position [20, 98, 50, 112]
Port "2"
}
Block {
BlockType Reference
Name "Integer Delay"
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Position [185, 69, 265, 121]
ShowName off
SourceBlock "dspbdsp2/Integer Delay"
SourceType "Integer Delay"
delay "TD-D"
ic "0"
frame off
df on
numChans "1"
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BlockType Product
Name "Product2"
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Position [100, 67, 150, 118]
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Block {
BlockType SubSystem
Name "SMF"
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Position [285, 68, 375, 122]
TreatAsAtomicUnit off
MaskType "Symbol-matched filter for DS-SS"
MaskPromptString "Symbol time :|Chip time :"
MaskStyleString "edit,edit"
MaskTunableValueString "on,on"
MaskCallbackString "|"
MaskEnableString "on,on"
MaskVisibilityString "on,on"
MaskToolTipString "on,on"
MaskVarAliasString ","
MaskVariables "Tb=@1;Tc=@2;"
MaskDisplay "disp('Symbol-Matched\\nFilter')"
MaskIconFrame on
MaskIconOpaque on
MaskIconRotate "none"
MaskIconUnits "autoscale"
MaskValueString "Tb|Tc"
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ModelBrowserVisibility on
ModelBrowserWidth 200
ScreenColor "white"
PaperOrientation "landscape"
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PaperUnits "centimeters"
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BlockType Inport
Name "In"
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BlockType ComplexToRealImag
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Position [125, 78, 155, 107]
ShowName off
Output "Real and imag"
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BlockType Gain
Name "Gain"
Position [70, 80, 100, 110]
ShowName off
Gain "1/Tb"
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BlockType Reference
Name "Integrate and Dump"
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Position [180, 48, 260, 92]
ShowName off
SourceBlock "comminteg2/Integrate and Dump"
SourceType "Integrate and Dump"
limit "inf"
td "Tb"
ts "Tc"
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BlockType Reference
Name "Integrate and Dump1"
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Position [180, 98, 260, 142]
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SourceBlock "comminteg2/Integrate and Dump"
SourceType "Integrate and Dump"
limit "inf"
td "Tb"
ts "Tc"
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Input "Real and imag"
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BlockType ZeroOrderHold
Name "Zero-Order\nHold"
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SampleTime "Tb"
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SampleTime "Tb"
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BlockType Outport
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DstBlock "Gain"
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SrcBlock "Gain"
SrcPort 1
DstBlock "Complex to\nReal-Imag"
DstPort 1
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SrcBlock "Integrate and Dump"
SrcPort 1
DstBlock "Zero-Order\nHold"
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