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fiber-TE-mode
利用matlab模拟光纤中TE模的模式分布图。(Using matlab simulation model TE mode fiber distribution.)
- 2013-07-30 10:05:34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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图形输出
一个vc+matlab混合编程的例程(a mixed vc+ Matlab programming routines)
- 2004-09-28 11:37:03下载
- 积分:1
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Mlvsshudonnga
用matlab实现了数字信号处理中的多采样样转换,并依此原理进行采样转换滤波器的设计。
(Multi-sampling samples converted digital signal processing using matlab, and so the principle of sampling conversion filter design.)
- 2012-08-23 20:37:10下载
- 积分:1
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CQuakeDemo
本程序源码是为日本一家地震监测机构编写的,用来演示地震对不同楼层的作用效果。可以手动调整震动幅度的比例。(the program source code is one of Japan's earthquake monitoring bodies to prepare, used to demonstrate the different floors of the earthquake in effect. Vibration can be manually adjusted rate ratio.)
- 2007-04-08 21:09:09下载
- 积分:1
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xu
说明: 这是个滤波器设计程序编码,希望各位朋友看看!(滤波器设计)
- 2010-12-26 10:21:19下载
- 积分:1
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The-CPP-Programming-Language
The C++ Programming Language(Bjarne Stroustrup著) 书中第五部分附录及代码(The C++ Programming Language Calculation Codes)
- 2014-01-06 12:35:27下载
- 积分:1
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matlab2
说明: matlab求解常微分方程在机械设计中的应用(matlab solving ordinary differential equations in mechanical design)
- 2008-11-23 14:23:45下载
- 积分:1
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DSCN2325
MATLAB 对各种信道模式下不同调制模式的仿真实例仿真分析(MATLAB model of the various channels of different modulation simulation analysis of the simulation examples)
- 2010-01-12 22:09:22下载
- 积分:1
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dipole_example
一个matlab 编写的调用HFSS的折合偶极子例子,属于联合仿真问题。(A matlab the invocation of the equivalent dipole example of HFSS, belongs to the joint simulation problems.
)
- 2013-05-10 01:11:00下载
- 积分:1