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example4_3
例3:分析占空比为ta的矩形脉冲频谱
T=1 时间窗大小
ta=0.5 占空比
N=256
t=linspace(-T,T,N)
ts=2*T/N
fs=1/ts
(x=zeros(1,N)
x(N/2-round(N/2*ta):N/2+round(N/2*ta))=ones(1,2*round(N/2*ta)+1)
y=fft(x,N)
figure
plot(t,x)
title([ 时域信号图 占空比为 ,num2str(ta)])
axis([-T T-0.2 1.2])
xlabel( t /s )
figure
subplot(211)
f=linspace(-fs/2,fs/2,N)
plot(f,abs(fftshift(y))/N)
title([ 矩形脉冲双边谱 脉冲时间t=[- ,num2str(ta*T), , ,num2str(ta*T), ] ])
xlabel( f /Hz )
)
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- 积分:1
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genetic-algorithm
遗传算法,用matlab来实现,图像美观,更接近真实数据(Genetic algorithm, using matlab to achieve, beautiful images, closer to the real data)
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MATLABandCCS
说明: 这是这段时间 在网上荡的 MATLAB 与CCS联调的资料。里面包含的联调的命令,以及一个完整的FIR 程序,利用MATLAB与CCS的联合实现!希望对大家有用。。。(This is a time-line swing of MATLAB and CCS FBI data. Which included the FBI' s command, as well as a complete FIR program using MATLAB and CCS, the joint realization of! Want to be useful to everyone. . .)
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LEACH002
omnet++4.0实现的WSN中Leach算法,可以运行(Leach algorithm in WSN omnet++ 4.0 to achieve, you can run)
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hechengjilu
合成地震记录源程序,很适合初学者学习,便于掌握(Synthetic seismograms source, it is suitable for beginners to learn, easy to grasp)
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Matlabcoban
how to learn matlab from beggining
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156458489sada
模糊神经网络的实现,开发于matlab环境中,可自行修改(matlab)
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TestCryptAPI
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auto-reversing-of-mal-emulator
Malware authors have recently begun using emulation
technology to obfuscate their code.In this paper, we present the first work in automatic
reverse engineering of malware emulators.(Automatic Reverse Engineering of Malware Emulators)
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renjihudong
两个设备形成对射,当有人通过时,一台设备发出指令,控制别的设备。(Two devices formed on the radio, when someone passed a device to issue commands to control other devices.)
- 2013-12-17 14:31:32下载
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