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/490166/6459855

m am.m

%% 准带限信号的AM(双边带)调制 t0=0.15; ts=0.001; fc=250; fs=1/ts; a=0.85; df=0.2; t=[0:ts:t0]; % 时间向量 % 被调信号 m=[ones(1,t0/(3*ts)),-2*ones(1,t0/(3*ts)),zeros(1,t0/(3*ts)+1)]; c=cos(2*pi*fc.*t);
www.eeworm.com/read/482681/6621297

m fsk.m

function y=fsk(fs,f0,pinpian,fm,tn) t=0:1/8192:(tn*fs-1)/8192; y=sin(2*pi*t); fh1=f0+pinpian; %%上边频 fl1=f0-pinpian; %%下边频 fl=2*pi*fl1/fs; fh=2*pi*fh1/fs; jj=fs/(2*fm) ; %%半个调制频率周期
www.eeworm.com/read/405631/11459948

m cm_sm32.m

function[pb,ps]=cm_sm32(snr_in_dB) N=10000; E=1; snr=10^(snr_in_dB/10); sgma=sqrt(E/(2*snr)); s00=[cos(pi/2) sin(pi/2)];%更改此处相位值可以得到不同的调制相位仿真情况,当然后面也需要根改解调 s01=[cos(pi/2) -sin(pi/2)]; for i
www.eeworm.com/read/152609/12099101

m testsource.m

clear; clc; x = rand(1,100)>0.5;%产生信号 ovsf = [1,1,-1,-1];%扩品码 %串并转换,一路变两路 xi = x(1:2:length(x)) xq = x(2:2:length(x)) %QPSK调制 I_Symbols = 2*xi-1; Q_Symbols = 2*xq-1; %ovsf扩频 muxi = kron(I_Symbols,
www.eeworm.com/read/251378/12349057

txt introduction.txt

编写了ask、qam和psk的经成形后的载波调制(采用升余弦函数) 调用方式: s_asksk=mod_ask(data,sample,M,fb,fc) s_mpsk=mod_mpsk(data,sample,M,fb,fc) s_qam=mod_qam(data,sample,M,fb,fc) data: 数据源,介于0 到 M-1的整数,其中M
www.eeworm.com/read/230527/14282623

m jb6.m

%cck调制之符号之间相位的变化 M=80; fb=6.4e+4; %二进制码元频率 ,即相应的四进制码元速率。基带带宽B=1/Tb=3.2e+4; fc=3.2e+5; %载波频率 Tc=1/fc; %载波周期 Tb=1/fb; %码元速率 fs=1.28e+6; %采样频率 N=10; %1个
www.eeworm.com/read/227861/14408467

m exm062_2.m

%exm062_2.m clear t=(0:pi/100:pi)'; %长度为101的时间采样列向量 y1=sin(t)*[1,-1]; %包络线函数值,是(101x2)的矩阵 y2=sin(t).*sin(9*t); %长度为101的调制波列向量 t3=pi*(0:9)/9; %
www.eeworm.com/read/214211/15110218

m pll.m

% 本程序仿真正弦波的跟踪过程 % PLL illustration using MATLAB % 2002 clear all; % close all; % 定义初始相位偏移和输入连续波频率以及采样频率 theta = 60*pi/180; f=1e3; fs=100e3; % 生成未调制连续波的实部和虚部 k=1:1:1000; delf=f/20; cpx
www.eeworm.com/read/207780/15262294

m watch_rake.m

close all; clear all; A=[1 1 1 1 0 0 0 1 0 0 1 1 0 1 0];%用户A扩频码 B=[1 1 0 0 1 0 0 0 1 1 1 1 0 1 0]; h=[0.6,0.8];%多径信道 A1=2*A-1;%BPSK调制 B1=2*B-1; errcount=0; tercount=0; for m=1:100000 src=
www.eeworm.com/read/11647/232213

h pvgz.h

void pwm_zk(uchar gao) {//脉宽调制 gao为高电平持续时间最大255,最小1 PCA_PWM0=0; CCAP0H=(256-gao); CR=1; } void pwm_1() // PWM端固定高电平 { PCA_PWM0=0; CCAP0H=0; } void pwm_0() //PWM端固定低电平 { PCA_PW