function [A,B,C,fn,t,w]=fzzyfft(T,M,Nf) % 利用FFT,计算[0,T}区间上定义的时间波形的Fourier级数展开系数A,B和频谱C,fn 。 % T 时间波形周期 % M 用作2的幂次 % Nf 输出谐波…
Fourier+Transform 源代码
汇集 Fourier+Transform 相关的电路原理图、PCB工程文件、单片机/FPGA源代码、数据手册与应用设计方案。
function xx=fseries(funfcn,a,b,n,tol,p1,p2,p3) %FSERIES Returns the Fourier series coefficients. % XX=FSERIES(FUNFCN,A,B,N,TO…
%---------------------------------------------------------------------------- % exa030101, for example 3.1.1 % to obtain the Fou…
%数据分析fourier变换例子 clear;N=128;%为提高速度选择2的幂 t=linspace(0,5,N); f=6*exp(-2*t);subplot(1,2,1);plot(t,f);hold on; DF=fft(f);subplot(…
%P212 1 %(1) syms t w f1=sym('t*exp(-2*t)*Heaviside(t)'); F1=fourier(f1) figure(1) subplot(2,1,1),ezplot(f1) subplot(2,1,2)…
%P213 3 clear all; syms t w f=sym('(1+t/2)*(Heaviside(t+2)-Heaviside(t))+(1-t/2)*(Heaviside(t)-Heaviside(t-2))'); figure(1) s…
function y=fseval(kn,t,wo) %FSEVAL Fourier Series Function Evaluation. % FSEVAL(Kn,t,Wo) computes values of a real valued function…
function [Fn,nwo,f,t]=fsfind(fun,T,N,P) %FSFIND Find Fourier Series Approximation. % Fn=FSFIND(FUN,T,N) computes the Complex Expon…
function f=sawtooth(t,T) %SAWTOOTH Sawtooth Waveform Generation. % SAWTOOTH(t,T) computes values of a sawtooth having a % period T…
% Mastering MATLAB Toolbox, Version 1.0, August 31, 1995 % % BY: Duane Hanselman and Bruce Littlefield, University of Maine % % …