代码搜索：功率谱

figure; fc = 50e9; Stx = TRANSMITTER_TR_TH_2PAM; N = length(Stx); L = 100; M = N/L; P = zeros(1,M); %计算每段数据功率谱 for i=1:L si = Stx((i-1)*M+1:i*M);%第i段数据功率谱 Si = fft(si,M);%%%FFT

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www.eeworm.com/read/267154/11191502

m zaigaosi.m

clear all close all N0=1; % 单边功率谱密度 fc=10; % 中心频率 B=1; % 带宽 dt=0.01; T=100; t=0:dt:T-dt; % 产生功率功率为N0*B的高斯白噪声 P=N0*B;

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www.eeworm.com/read/462098/7209411

m dsp141.m

%功率谱 sigma=0.0322; w=-pi:0.2:pi; a1=-1.5955; a2=0.95; s=sigma./abs(1+a1*exp(-i*w)+a2*exp(-i*2*w)).^2;%功率谱的理论值 a1_theory=-1.5995; a2_theory=0.9551; sigma_e=1+a1_theory*0.8181+a2_theory*0.3534

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www.eeworm.com/read/202229/15389017

m bartlett.m

%figure; fc = 50e9; Stx = transmitter_TR_TH_2PPM; N = length(Stx); L = 100;%%%%%%%%L越大，PSD方差越小 M = N/L; P = zeros(1,M); %计算每段数据功率谱 for i=1:L si = Stx((i-1)*M+1:i*M);%第i段数据功率谱 Si = ff

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www.eeworm.com/read/151583/12193359