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/282428/9094970
cof lp2000.cof
//lp2000.cof IIR lowpass coefficients file, cutoff frequency 2 kHz
#define stages 4 //number of 2nd-order stages
int a[stages][3] = { //numerator coefficients
{304, 608, 304}, /
www.eeworm.com/read/282428/9095149
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/183112/9178172
m lp13.m
a=8.335;lambda=0.6328;nc=1.462420;ng=1.457420;
v=(2*pi*a/lambda)*sqrt(nc^2-ng^2);
umax=v;umin=0;wmax=v;wmin=0;
u=[0:0.1:v];
Su=size(u);
for m=1:Su(2);
J(m)=u(m)*besselj(4,u(m))/besselj(3,u(m
www.eeworm.com/read/183112/9178175
m lp02.m
a=8.335;lambda=0.6328;nc=1.462420;ng=1.457420;
v=(2*pi*a/lambda)*sqrt(nc^2-ng^2);
umax=v;umin=0;wmax=v;wmin=0;
u=[0:0.1:v];
Su=size(u);
for m=1:Su(2);
J(m)=u(m)*besselj(1,u(m))/besselj(0,u(m
www.eeworm.com/read/183112/9178178
m lp03.m
a=8.335;lambda=0.6328;nc=1.462420;ng=1.457420;
v=(2*pi*a/lambda)*sqrt(nc^2-ng^2);
umax=v;umin=0;wmax=v;wmin=0;
u=[0:0.1:v];
Su=size(u);
for m=1:Su(2);
J(m)=u(m)*besselj(1,u(m))/besselj(0,u(m
www.eeworm.com/read/183112/9178181
m lp11.m
a=8.335;lambda=0.6328;nc=1.462420;ng=1.457420;
v=(2*pi*a/lambda)*sqrt(nc^2-ng^2);
umax=v;umin=0;wmax=v;wmin=0;
u=[0:0.1:v];
Su=size(u);
for m=1:Su(2);
J(m)=u(m)*besselj(2,u(m))/besselj(1,u(m
www.eeworm.com/read/183112/9178184
m lp12.m
a=8.335;lambda=0.6328;nc=1.462420;ng=1.457420;
v=(2*pi*a/lambda)*sqrt(nc^2-ng^2);
umax=v;umin=0;wmax=v;wmin=0;
u=[0:0.1:v];
Su=size(u);
for m=1:Su(2);
J(m)=u(m)*besselj(3,u(m))/besselj(2,u(m
www.eeworm.com/read/182966/9182399
m lp01.m
a=8.335;lambda=0.6328;nc=1.462420;ng=1.457420;
v=(2*pi*a/lambda)*sqrt(nc^2-ng^2);
umax=v;umin=0;wmax=v;wmin=0;
u=[0:0.1:v];
Su=size(u);
for m=1:Su(2);
J(m)=u(m)*besselj(1,u(m))/besselj(0,u(m
www.eeworm.com/read/378860/9214303
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/378860/9214332
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);