代码搜索:振荡调制
找到约 3,079 项符合「振荡调制」的源代码
代码结果 3,079
www.eeworm.com/read/273553/10910971
m am.m
%模拟调幅AM波形图
clear;close all;
fs=8000;fc=300;
t=[0:.1*fs]'/fs;
A=12;
xa=A*sin(40*pi*t);
sa=ammod(xa,fc,fs);
figure(1);
subplot(2,1,1);plot(t,xa);
axis([0,max(t),min(xa),max(xa)]);
title('模拟调制信
www.eeworm.com/read/469602/6932859
m simulink_reileigh_bfsk_ber.m
clc;
clear all;
%设置调制信号的采样间隔
BitRate=10000;
%设置仿真时间长度
xSimulationTime=10;
%初始化种子
xInitialSeed=21;
%x表示信噪比的取值范围
x=0:15;
y1=x;
%频率间隔
FrequencySeparation=24000;
%发送端和接收端相对速度(公里/小时)
Velocity
www.eeworm.com/read/451716/7457742
asv qam_16.asv
function [d_symb]=QAM_16(numbits,d) %16_QAM调制
numbits=168;
% i=1:numbits;
% b(i)=randn(1,numbits)
www.eeworm.com/read/451714/7457818
asv qam_16.asv
function [d_symb]=QAM_16(numbits,d) %16_QAM调制
numbits=168;
% i=1:numbits;
% b(i)=randn(1,numbits)
www.eeworm.com/read/451710/7457869
asv qam_16.asv
function [d_symb]=QAM_16(numbits,d) %16_QAM调制
numbits=168;
% i=1:numbits;
% b(i)=randn(1,numbits)
www.eeworm.com/read/439857/7700280
m m06_scatter.m
M = 16; Fd = 1; Fs = 10;
Pd = 200; %
msg_d = randint(Pd,1,M); %生成随机信号
msg_a = modmap(msg_d,Fd,Fs,'qask',M);%采用QASK调制方式.
rcv = rcosflt(msg_a,Fd,Fs);
N = Fs/Fd;
rcv_a = rcv(3*N+1:end-4*N,:);
h
www.eeworm.com/read/437608/7745141
h var.h
#define U_DC 24 /*电源直流电压*/
unsigned int num_f_d=33; /*modulate frequency devide*/
/*调制正弦波的单周期内PWM的细分数*/
float b_time=0.3; /*启动时的电压因数,实际加载电压为0.3*U_DC*/
unsigned
www.eeworm.com/read/245506/12797201
m m06_scatter.m
M = 16; Fd = 1; Fs = 10;
Pd = 200; %
msg_d = randint(Pd,1,M); %生成随机信号
msg_a = modmap(msg_d,Fd,Fs,'qask',M);%采用QASK调制方式.
rcv = rcosflt(msg_a,Fd,Fs);
N = Fs/Fd;
rcv_a = rcv(3*N+1:end-4*N,:);
h
www.eeworm.com/read/329478/12953416
asv modu.asv
function y = modu(x,b,e,s2,s4,s16);%s64,s256)
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 根据每个信道的比特分配调制随机输入数据流
% y 行向量,输出比特
% x 子载波输入比特,行向量
% b 子载波分配的
www.eeworm.com/read/329478/12953430
m modu.m
function y = modu(x,b,e,s2,s4,s16);%s64,s256)
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 根据每个信道的比特分配调制随机输入数据流
% y 行向量,输出比特
% x 子载波输入比特,行向量
% b 子载波分配的