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3.7
主要用途是对抗多径衰落。由于多径衰落的存在,使得同一个帧由于路径不同,到达用户端的时延有先有后。在相关的频域上的会造成子载波之间的相互干扰,影响 性能。另外,由于有了循环前缀,使得IFFT FFT操作把原来的线性卷积变成循环卷积,大大简化了相应的信号处理复杂度
- 2012-08-24 15:18:38下载
- 积分:1
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weidingzhuangtai
常微分分析稳定与不稳定的规律常常不需要求解微分方程,而可以利用微分方程稳定性理论,直接研究平衡状态的稳定性,这里举出一些例子和源码(Ordinary differential analysis of the stable and unstable law does not usually need to solve differential equations, and can take advantage of the stability theory of differential equations, directly study the stability of the equilibrium state, give some examples and source)
- 2012-09-03 22:38:54下载
- 积分:1
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MPSKModulation
mpsk加高斯信道传输模型,分为2PSK,QPSK,8PSK.(Add mpsk Gaussian channel transmission model, is divided into 2PSK, QPSK, 8PSK.)
- 2009-05-21 11:28:36下载
- 积分:1
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MainLocalDeviationMAX
Local Standard Deviation Max used for Image enhancement
- 2010-01-27 06:50:30下载
- 积分:1
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Untitled
EM算法用于混合高斯模型的参数估计,并附有一个例子进行说明,程序解释(EM algorithm is used for of the gaussian mixture model parameter estimation, and with an example specification, process explanation)
- 2012-04-03 18:25:27下载
- 积分:1
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chap5_04_PID
增量式PID控制,控制规律,MATLAB演示。(Incremental PID control, control law, MATLAB Demonstration)
- 2010-12-14 22:17:27下载
- 积分:1
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MT-RFSG-Generate-PSK
生成PSK信号。并基于NI的软件无线电平台发送射频信号(PSK signal is generated. And software radio platform based on NI RF signal sent)
- 2014-01-20 11:39:23下载
- 积分:1
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ihs
在matlab中实现基于IHS的多光谱图像和全色高分辨率图像的融合,效果十分良好。(The integration of the IHS-based multi-spectral image and panchromatic high-resolution images in matlab, the effect is very good.)
- 2012-05-01 14:45:57下载
- 积分:1
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aa11
matlab编写的盲信道估计程序,对进行信道估计的朋友有用。(matlab prepared blind channel estimation procedures, the channel estimation friends helpful.)
- 2010-05-28 18:42:29下载
- 积分:1
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dbjlf
底部剪力法求地震作用力 matlab 源程序(Base shear method matlab source)
- 2013-08-12 12:28:26下载
- 积分:1