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7758521
说明: 一个EXIT图的MATLAB仿真程序,已经经过了测试时正确的,可以使用,EXIT图可以有效的分析LDPC,TURBO码的度分布问题(An EXIT figure of MATLAB simulation program, had already passed the test, can use correctly, the analysis of EXIT figure can effectively TURBO yards of degrees, LDPC distribution problems
)
- 2011-03-29 11:02:30下载
- 积分:1
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example4_4
例4:在sinc(t)信号中叠加噪声,分析对应频谱
fs=100 采样频率,必须大于两倍基带信号最高频率
ts=1/fs 采样时间间隔
T=2 时间窗大小
(
x=x+0.1*randn(1,N)
x=awgn(x,-10, measured )
figure
plot(t,x)
title( 时域信号图 )
xlabel( t /s )
y=fft(x,N)
figure
if mod(N,2)~=0
N=N-1
end
f=linspace(0,fs/2,N/2)
plot(f,abs(y(1:N/2))*2/N)
title( 叠加噪声的sinc(t)信号频谱 )
xlabel( f /Hz )
figure
y0=y(1:N/2)
P=y0.*conj(y0)/N
P=10*log10(P)
plot(f,P)
title( 功率谱 )
xlabel( f /Hz )
)
- 2010-05-25 20:59:03下载
- 积分:1
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project2
single phase z-source inverter.
- 2011-06-03 02:34:23下载
- 积分:1
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PCM-A13
讲述PCM及13折线A率编码与解码的概念,随机给出一个语音信号,并用A率13折线的方法matlab编程对其编码与译码
(About the concept of PCM and 13 line-rate encoding and decoding A randomly given a voice signal and a line with a rate of 13 A method of encoding and decoding matlab programming for its)
- 2013-12-10 12:28:08下载
- 积分:1
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pml
基于matlab的水平层状模型的pml完全吸收边界,参数和速度模型可以自行更改。(The horizontally layered model matlab pml based entirely absorbing boundary, parameters, and velocity model can make changes.)
- 2015-10-21 17:38:51下载
- 积分:1
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Wind_Turbine_Simulink
风机simulink模型,包括各matlab版本(wind turbine model)
- 2021-04-14 21:28:55下载
- 积分:1
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wavelet-denoise
利用小波变换进行图像去噪的程序 基于MATLAB的(Image denoising using wavelet transform procedures for MATLAB-based)
- 2010-08-17 16:39:05下载
- 积分:1
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MGM
说明: MGM(1,1)模型预测及精度检验,可直接使用(MGM (1,1) model prediction and accuracy test can be used directly)
- 2021-04-08 20:29:00下载
- 积分:1
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spwm
spwm using matlab simulink model
- 2015-02-14 00:17:06下载
- 积分:1
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Bezier
贝塞尔曲线拟合,demo,能实现相应的结果。(Bessel curve fitting, demo, can achieve the corresponding results.)
- 2018-09-17 16:35:50下载
- 积分:1