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Description: 本书是电子通信类的本科、研究生辅助教材，对指导该专业人员熟练应用MATLAB工具具有经典的作用。-This book is kind of electronic communications undergraduate, graduate teaching aids in guiding the application of MATLAB tools for skilled professionals with the classic role.
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Size: 3305472 |
Author: 陈子卿 |
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Description: %fm.m %频率调制的Matlab演示程序. %被调信号为m(t)=sin(100t).- fm.m frequency modulation of Matlab demo program. transferred signal m (t) = sin (100t).
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Size: 1024 |
Author: 陈旭 |
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Description: 在matlab中构成不同频率的调制信号，这些函数都是以fm开头，产生常数、双曲线、线性、抛物线等频率调制信号．-in Matlab, constitute a different frequency modulation signal, these functions are beginning to fm, have a constant, hyperbolic, linear, parabolic and other frequency-modulated signal.
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Size: 1024 |
Author: 李响 |
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Description: AM与FM调制仿真程序，供大家参考！希望对大家学习有用！-AM and FM modulation simulation program, for your reference! We hope to learn useful!
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Size: 3072 |
Author: fhy |
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Description: 一个简单的modulation的例子,关于AM,FM,载波等-a simple modulation example, on the AM, FM, etc. Carrier
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Size: 1024 |
Author: |
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Description: 几种模拟调制的matlab实现
am,fm,pm
matlab7.0以上版本才可看-Several analog modulation matlab realize am, fm, pmmatlab7.0 can see above
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Size: 3072 |
Author: 杨青禾 |
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Description: ％radon transform
clear all
％
N=800
n=1:N
fs=200
t=n/fs
x1=exp(j*2*pi*(5*t+0.5*5*t.^2))
x2=exp(j*2*pi*(5*t+0.5*15*t.^2))
x=x1+x2
％N=length(x)
％ ambifunb(x )
％*****************************************RAT
naf=ambifunb(x)
htl(abs(naf))
％ [wh,rho,theta]=htl(abs(naf))
colormap([0,0,0])
％ xlabel( 极半径 )
％ ylabel( 角度 )
％**************************************％找出峰值点的坐标,计算初始频率和调频斜率(正确)
％找出峰值点的坐标
b=max(max(wh))
[u,a]=find(wh>=0.8*b)
- Radon transformclear all N = 800 n = 1: N fs = 200 t = n/fs x1 = exp (j* 2* pi* (5* t+ 0.5* 5* t. ^ 2)) x2 = exp ( j* 2* pi* (5* t+ 0.5* 15* t. ^ 2)) x = x1+ x2 N = length (x) ambifunb (x)***************************************** RATnaf = ambifunb (x) htl (abs (naf)) [wh, rho, theta ] = htl (abs (naf)) colormap ([0,0,0]) xlabel (polar radius) ylabel (angle)************************************** to find the coordinates of the peak point, calculating the initial slope of the frequency and FM (right) find the peak point of the coordinates b = max (max ( wh)) [u, a] = find (wh
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Size: 1024 |
Author: abcde |
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Description: 数字图像矩阵数据的显示及其傅立叶变换
P0302：二维离散余弦变换的图像压缩
P0303：采用灰度变换的方法增强图像的对比度
P0304：直方图均匀化
P0305：模拟图像受高斯白噪声和椒盐噪声的影响
P0306：采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波
P0307：采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波
P0308：图像的自适应魏纳滤波
P0309：运用5种不同的梯度增强法进行图像锐化
P0310：图像的高通滤波和掩模处理-Digital image data display matrix and its Fourier transform P0302: Two-dimensional discrete cosine transform image compression P0303: gray-scale transformation of the methods used to enhance image contrast P0304: Histogram of homogenization P0305: analog image by Gaussian white noise and Salt and Pepper Noise impact P0306: A two-dimensional median filtering function medfilt2 of interference by salt and pepper noise image filtering P0307: using MATLAB in filter2 function affected by noise interference images mean filter P0308: Image Adaptive Weiner filtering P0309: the use of five kinds of different gradient enhanced image sharpening method P0310: Image of high-pass filtering and mask treatment
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Size: 120832 |
Author: sol |
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Description: 采用频率调制 为1000Ｈｚ的载波，在解调前把加性白高斯噪声加入到调制信号。当噪声功率和调制信号功率比为０.００１，０.０１，０.０５，０.１和０.３是进行解调并绘出调制信号-The use of frequency modulation for the 1000Hz carrier, in the demodulation before AWGN added to the modulation signal. When the noise power and modulation signal power ratio of 0.3 is 0.001,0.01,0.05,0.1 and demodulation and modulation signals mapped
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Size: 1024 |
Author: 金玲 |
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Description: 是关于通信仿真的几个程序，里面有调幅、调频等的仿真程序代码！-Communications simulation on several procedures, which has AM, FM, such as the simulation program code!
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Size: 5120 |
Author: 段再超 |
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Description: FR共轭梯度算法求极小值。y为给定函数，x为函数变量，x0为搜索起始点
返回值fm为极小值，xm为极小值点-FR conjugate gradient algorithm for the minimum. y for a given function, x as a function of variables, x0 the starting point for the search to return to the value of fm for the minimum, xm for the minimum point
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Size: 1024 |
Author: 夏巍 |
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Description: FM 的仿真程序，同时加有噪声，还可以看仿真图像，通过修改可以进行相位调制仿真，-FM of the simulation program, plus there is noise at the same time, you can see simulation images, can be carried out by modifying the phase modulation simulation,
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Size: 2048 |
Author: 李淳风 |
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Description: 基于Simulink的模拟通信系统仿真，对角度调制（调频、调相）进行了讨论研究-Simulink-based simulation of communication systems simulation, on the angle modulation (FM, PM) discussed research
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Size: 14336 |
Author: chdh |
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Description: 频率调制，属于角度调制中主要一种，相位调制可以通过对信号先微分再调频获得-Frequency modulation, angle modulation in the main belong to a kind of phase modulation of the signal can be differential access to re-FM
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Size: 1024 |
Author: 好好 |
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Description: PLL in Matlab for FM Demodulation
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Size: 368640 |
Author: Bhavin |
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Description: FM的解调：用MATLAB的M文件编写的程序，有未加噪声和叠加噪声的-FM demodulation: MATLAB M-files used to prepare the procedure, there are not superimposed noise and noise
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Size: 5120 |
Author: 彭超 |
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Description: 运用matalab中的simulink做的仿真 FM信号的调制与解调-The use of matalab simulation simulink do FM signal modulation and demodulation
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Size: 6144 |
Author: 石头 |
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Description: FM调制模型,用simulink做的，希望与大家交流，共同进步。-fm modulation model in matlab/simulink
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Size: 7168 |
Author: li tank |
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Description: FM(Frequency Modulation) using simulink in Matlab.
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Size: 6144 |
Author: YA710 |
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Description: Fm 的调制和解调 可以在matlab直接运行，包含模块文件-Fm modulation and demodulation can be run in matlab directly, including the module file
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Size: 9216 |
Author: 龚振江 |
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