代码搜索：LP
找到约 9,457 项符合「LP」的源代码
代码结果 9,457
www.eeworm.com/read/391151/8419582
cof lp55.cof
//LP55.COF Coefficients for FIR lowpass filter. Cutoff frequency Fs/4 = 2 kHz
float h[55]={3.6353E-003,-1.1901E-003,-4.5219E-003, 2.6882E-003, 5.1775E-003,
-4.7252E-003,-5.4097E-003, 7.2940E-
www.eeworm.com/read/389982/8490473
m fir_lp.m
function FIR_LP
clear
clc
wp=0.2*pi;ws=0.3*pi;
tr_width=ws-wp;
N=ceil(6.6*pi/tr_width)+1;
n=[0:1:N-1];
wc=(ws+wp)/2;%理想LPF截止频
hd=ideal_lp(wc,N);%理想低通滤波器计算,hd=0-(N-1)之间的理想脉冲响应,wc＝截止频率（弧度）,N=理想滤
www.eeworm.com/read/389982/8490496
asv ideal_lp.asv
function hd=ideal_lp(wc,N);
%理想低通滤波器计算
%[hd]=ideal_lp(wc,N)
%hd=0-(N-1)之间的理想脉冲响应
%wc＝截止频率（弧度）
%N=理想滤波器的长度
alpha=(N-1)/2;
n=[0:1:(N-1)];
m=n-alpha+eps; %加一个小数避免零作除数
hd=sin(wc*m)./(pi*m);
www.eeworm.com/read/389982/8490511
m ideal_lp.m
function hd=ideal_lp(wc,N);
%理想低通滤波器计算
%[hd]=ideal_lp(wc,N)
%hd=0-(N-1)之间的理想脉冲响应
%wc＝截止频率（弧度）
%N=理想滤波器的长度
alpha=(N-1)/2;
n=[0:1:(N-1)];
m=n-alpha+eps; %加一个小数避免零作除数
hd=sin(wc*m)./(pi*m);
www.eeworm.com/read/432412/8606208
m ideal_lp.m
function hd = ideal_lp(wc,M);
% 理想低通滤波器计算
% --------------------------------
% [hd] = ideal_lp(wc,M)
% hd = 0 to M-1之间的理想脉冲响应
% wc = 截止频率(弧度)
% M = 理想滤波器的长度
%
alpha = (M-1)/2;
n = [0:1:(
www.eeworm.com/read/432412/8606562
m ideal_lp.m
function hd = ideal_lp(wc,M);
% 理想低通滤波器计算
% --------------------------------
% [hd] = ideal_lp(wc,M)
% hd = 0 to M-1之间的理想脉冲响应
% wc = 截止频率(弧度)
% M = 理想滤波器的长度
%
alpha = (M-1)/2;
n = [0:1:(
www.eeworm.com/read/388370/8612527
m ideal_lp.m
function hd = ideal_lp(wc,M);
% Ideal LowPass filter computation
% --------------------------------
% [hd] = ideal_lp(wc,M)
% hd = ideal impulse response between 0 to M-1
% wc = cutoff frequenc
www.eeworm.com/read/288611/8618421
gif fi_lp.gif
www.eeworm.com/read/385934/8777069
cof lp33.cof
//lp33.cof low pass FIR filter coefficients designed using fir1(32,0.45)
#define N 33 // number of coefficients
float h[N] = {
-9.3509933339593076e-004,
1.3324942475194321e-003
www.eeworm.com/read/385934/8777312
cof lp55.cof
//LP55.COF Coefficients file for lowpass @ Fs/4 = 2 kHz
float hlp[55]={3.6353E-003,-1.1901E-003,-4.5219E-003, 2.6882E-003, 5.1775E-003,
-4.7252E-003,-5.4097E-003, 7.2940E-003, 4.9986E-003,-1.