代码搜索：共模滤波
找到约 10,000 项符合「共模滤波」的源代码
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www.eeworm.com/read/400113/11582817
m u_chb2ap.m
function [b,a] = u_chb2ap(N,As,Omegac);
% 未归一化的切比雪夫-2型模拟低通滤波器原型
% --------------------------------------------------------
% [b,a] = u_chb2ap(N,As,Omegac);
% b = Ha(s) 分子多项式的系数
% a = Ha(s) 分母
www.eeworm.com/read/157404/11709634
h function.h
#define pi 3.1415926 //定义常量
#define mm 65
#define N 128 //频谱分析数组长度
float h[mm]; //定义数字滤波器的系数为全局变量
float data2_real[N]; //定义FFT变换的实部
float d
www.eeworm.com/read/259537/11784287
m afd_butt.m
%巴特沃兹模拟滤波器设计子程序
function[b,a,z,p,k]=afd_butt(Wp,Ws,Rp,As)
if Wp
www.eeworm.com/read/342368/12025628
tdf pn_matched_filter.tdf
--本程序实现扩频序列匹配滤波器
LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_ARITH.ALL;
USE IEEE.STD_LOGIC_SIGNED.ALL;
LIBRARY LPM;
USE LPM.LPM_COMPONENTS.ALL;
ENTITY pn_matched_filter IS
PO
www.eeworm.com/read/341613/12075791
m 7-13.m
%例程7－13自适应陷波滤波器
%自适应陷波器仿真
clear all
clc
N=400; %总采样长度
t=0:N-1;
s=sin(2*pi*t/20); %原始正弦信号
A=0.5; %干扰信号的幅值
fai=pi/3; %干扰
www.eeworm.com/read/341613/12075823
m 7-1.m
%例程7－1 噪声图像维纳滤波
% e.g.7-1.m for example7-1;
%test the function of weina filter.
RGB = imread('saturn.png');
I = rgb2gray(RGB);
J = imnoise(I,'gaussian',0,0.005);
figure, imshow(J);
K = wien
www.eeworm.com/read/339576/12224176
tdf pn_matched_filter.tdf
--本程序实现扩频序列匹配滤波器
LIBRARY IEEE;
USE IEEE.STD_LOGIC_1164.ALL;
USE IEEE.STD_LOGIC_ARITH.ALL;
USE IEEE.STD_LOGIC_SIGNED.ALL;
LIBRARY LPM;
USE LPM.LPM_COMPONENTS.ALL;
ENTITY pn_matched_filter IS
PO
www.eeworm.com/read/251013/12368859
m freqz_m.m
%p185，西电“信号处理”
%freqz_m函数可获得滤波器的幅值响应（绝对和相对），相位响应及群迟延响应
%this function is the modified version of freqz subroutine
%db is relative magnitude in db computed over 0 to pi radians
%mag is absolute ma