51 lines
2.3 KiB
Matlab
51 lines
2.3 KiB
Matlab
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function [SysParameters,WaveformPara] = WaveformNumerologyCal(PacketSize,NumerologySel,MCS_no)
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%% 函数说明：计算系统链路的参数
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N_FFT = NumerologySel(1); CPratio = NumerologySel(2); PilotInterval = NumerologySel(3);
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%% 系统参数
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SysParameters.ShowTiming =true;
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SysParameters.ShowPAPR =false;
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SysParameters.ShowFigure =true;
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SysParameters.ShowPathGain =true;
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SysParameters.SaveSimData =false;
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WaveformPara.FrameType ='Data'; % Control为控制短帧，Data为数据帧，Audio为语音帧
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% 波形参数
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WaveformPara.PacketSize = PacketSize;
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WaveformPara.Payload = WaveformPara.PacketSize*8;
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WaveformPara.PayloadCRC = 32;
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%--
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WaveformPara.NullRatio = 1/4;
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WaveformPara.N_FFT = N_FFT;
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WaveformPara.CPratio = CPratio;
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WaveformPara.PilotPattern = 'block';
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WaveformPara.PilotInterval = PilotInterval;
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WaveformPara.CP_Len = WaveformPara.N_FFT*WaveformPara.CPratio; %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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WaveformPara.SymbolLen = WaveformPara.N_FFT*(WaveformPara.CPratio+1);
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WaveformPara.UsedSubcarrier = (1-WaveformPara.NullRatio)*WaveformPara.N_FFT-1;
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WaveformPara.NullSubcarrier = WaveformPara.NullRatio*WaveformPara.N_FFT;
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%--
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WaveformPara.Mod = MCS_no(1);
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WaveformPara.Modulation = log2(WaveformPara.Mod);
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WaveformPara.CodeRate = (MCS_no(2)-1)/MCS_no(2);
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puncpat=[1,1,0,1,1,0,0,1,1,0];
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WaveformPara.puncpat = puncpat(1:2*(MCS_no(2)-1));
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%---------------------------------------------
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WaveformPara.BitsPerSig = WaveformPara.UsedSubcarrier*WaveformPara.Modulation;
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WaveformPara.DataFrame = ceil((WaveformPara.Payload+WaveformPara.PayloadCRC)/WaveformPara.CodeRate/WaveformPara.BitsPerSig);
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WaveformPara.DataPadding = WaveformPara.DataFrame*WaveformPara.BitsPerSig - floor((WaveformPara.Payload+WaveformPara.PayloadCRC)/WaveformPara.CodeRate);
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WaveformPara.PilotNum = ceil(WaveformPara.DataFrame/WaveformPara.PilotInterval);
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WaveformPara.FrameSymNum = WaveformPara.DataFrame+WaveformPara.PilotNum;
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WaveformPara.FrameConstelNum = WaveformPara.UsedSubcarrier * WaveformPara.DataFrame;
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WaveformPara.FrameLen = WaveformPara.SymbolLen * WaveformPara.FrameSymNum;
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WaveformPara.InterleavLen = 4080;
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end
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