代码搜索：FFt 有哪些应用？
找到约 10,000 项符合「FFt 有哪些应用？」的源代码
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www.eeworm.com/read/420015/10823273
m convfft.m
function [out] = convfft(z1,z2)
%CONVFFT FFT-based convolution and polynomial multiplication.
% C = CONVFFT(A, B) convolves vectors A and B. The resulting
% vector is length LENGTH(A)+LENGTH
www.eeworm.com/read/272827/10942509
c sh506.c
#include
#include
#include
#include
#define uint unsigned int
#define uchar unsigned char
uint x0,x1,x2,x3,x4,x5,x6;
int L,i,j,k,b,p;
uchar w[3];
uint
www.eeworm.com/read/271405/10998025
c sh506.c
#include
#include
#include
#include
#define uint unsigned int
#define uchar unsigned char
uint x0,x1,x2,x3,x4,x5,x6;
int L,i,j,k,b,p;
uchar w[3];
uint
www.eeworm.com/read/468607/6985819
c sh506.c
#include
#include
#include
#include
#define uint unsigned int
#define uchar unsigned char
uint x0,x1,x2,x3,x4,x5,x6;
int L,i,j,k,b,p;
uchar w[3];
uint
www.eeworm.com/read/467077/7015366
m ex.m
x1=wavread('late_cafe');
x2=x1(1:65536);
s1=auread('late_cafe_out');
s2=s1(1:65536);
%fs=128;
%t=(1:128)/128;
%c1=sin(2*pi*t*8);
%c2=sin(2*pi*t*10);
%c3=sin(2*pi*t*60);
%c4=c1+c2+c3;
%plot(c
www.eeworm.com/read/463107/7187477
c zero4.c
#include
#include
//此代码来源《数字信号处理C语言程序集》殷福亮、宋爱军，沈阳：辽宁科学技术出版社，1997.7
//数组x存储时域序列的实部，数组y存储时域序列的虚部
//n代表N点FFT，sign=1为FFT，sign=-1为IFFT
void FFT(double x[],double y[],int n,int sig
www.eeworm.com/read/462472/7201059
m xiaoxiao.m
close all;
N=128;
%N=256;
f1=200;f0=300;
fc=1000;
fs=8000;
%窗函数（矩形窗）法设计低通滤波器（LPF）
w1=(2*f1)/fs;
w0=(2*f0)/fs;
wL=[0 w1 w0 1];
mL=[1 1 0 0];
h1=fir2(N,wL,mL);
[H1,f]=freqz(h1,1,512,fs);
www.eeworm.com/read/461525/7225554
txt matlabfft.txt
用函数FFT近似画出x（n）=R10(n)在（-4pi,4pi）上的幅频相应曲线
以下是我在MatLab里写的16点Base-4 FFT.
"%"后面的是我写的注释
xi=[1,1,1,1,1,1,1,1,1,1,0,0,0,0,0,0]; %输入序列，按照你的要求是R10(n)
trans=[1,1,1,1;1,-j,-1,j;1,-1,1,-1;1,j,-1,-j];
www.eeworm.com/read/461292/7230048
txt readme.txt
Fast Fourier Transform (FFT) - ASM 3dNow! Code
---------------------------------------------
by Pradeepan (arulpragasam@yahoo.com)
-------------------------------------
This code is a transla
www.eeworm.com/read/458356/7298674
asm c2cx0064.asm
.file "c2cx0064.asm"
.title "0064 point DIT Radix-2, Complex FFT"
.width 120
N .set 64 ; NUMBER OF POINTS FOR FFT
***************************