代码搜索：多信号
找到约 10,000 项符合「多信号」的源代码
代码结果 10,000
www.eeworm.com/read/324406/13264256
m rx_correct_phaseshift.m
function [rx]=rx_correct_phaseshift(rx,phi);
%修正相移
switch rx.combining_type
case 'MRC'%对收到的原始信号,不需要修正相移,这个过程在两个信号合并时就进行了
rx.signal2analyse=[rx.signal2analyse;rx.received_signal];
www.eeworm.com/read/322238/13384322
m insert.m
% 对进行调制后的序列进行插值， 插值倍数为M=8
% 输入信号为signal_in，输出信号为signal_out
function [ signal_out, out_length ] = insert( signal_in, insert_num )
signal_length = insert_num*length(signal_in);
signal_out = zeros(1,si
www.eeworm.com/read/322238/13384326
m modulate.m
% 进行BPSK调制，输入信号为signal_in,输出信号为signal_out,
% 调制原理：将1的位对应变成-1，把0的位对应变成1
function [ signal_out ] = modulate( signal_in )
signal_length = length(signal_in);
signal_out = ones(1,signal_length);
signal_
www.eeworm.com/read/317296/13506484
m yuying.m
%在噪声环境下语音信号的增强
%语音信号为读入的声音文件
%噪声为正态随机噪声
sound=wavread('voice.wav');
count1=length(sound);
noise=0.05*randn(1,count1);
for i=1:count1
signal(i)=sound(i)
end
for i=1:c
www.eeworm.com/read/315096/13552417
m f3_22.m
%线性调频信号
fm1=fmlin(256,0,0.5);
%高斯幅值调制信号
am1=amgauss(256);
%合成
sig=am1.*fm1;
%显示
%实部
plot(real(sig),'LineWidth',2);
hold on;
%虚部
plot(imag(sig),'ro--','LineWidth',2);
legend('实部','虚部');
xl
www.eeworm.com/read/314196/13571811
m jieduan.m
%jieduan1.m 演示对直流信号进行截断后，信号频谱的变化，
% 在演示程序中，图形的计算是由已知的时域和频域表达式计算
clf reset
set(gcf,'unit','normalized','position',[0.1,0.2,0.5,0.5]);
set(gcf,'defaultuicontrolunits','normalized');
h_axes1=axes(
www.eeworm.com/read/312654/13606604
txt yunxiquzao.txt
clear
clc
%在噪声环境下语音信号的增强
%语音信号为读入的声音文件
%噪声为正态随机噪声
sound=wavread('c12345.wav');
count1=length(sound);
noise=0.05*randn(1,count1);
for i=1:count1
signal(i)=sound(i);
end
www.eeworm.com/read/311984/13620544
m xa1.m
n=0:50;
A=444.128; %设置信号有关的参数
a=50*sqrt(2.0)*pi;
T=1/200; %采样率
w0=50*sqrt(2.0)*pi; %ω符号在MatLab中不能输入，用w代替
x=A*exp(-a*n*T).*sin(w0*n*T); %pi是MATLAB定义的π，信号乘可采用“.
www.eeworm.com/read/310202/13655621
m pulsenoise_channel.m
%脉冲噪声信道，用来模拟突发错误, 可用来模拟高斯信道
% Tx_signal ----------输入信道的信号 1或2列 向量
% var ---------------噪声方差
% r0 ----------------脉冲长度占信号长度的百分比(0
www.eeworm.com/read/303045/13823310
m jieduan.m
%jieduan1.m 演示对直流信号进行截断后，信号频谱的变化，
% 在演示程序中，图形的计算是由已知的时域和频域表达式计算
clf reset
set(gcf,'unit','normalized','position',[0.1,0.2,0.5,0.5]);
set(gcf,'defaultuicontrolunits','normalized');
h_axes1=axes(