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8QAM
利用Matlab仿真软件,完成如图1所示的一个基本的数字通信系统。信号源产生0、1等概分布的随机信号,映射到16QAM的星座图上,同时一路信号已经被分成了实部和虚部,后边的处理建立在这两路信号的基础上。实部、虚部信号分别经过平方根升余弦滤波器,再加入高斯白噪声,然后通过匹配滤波器(平方根升余弦滤波器)。最后经过采样,判决,得到0、1信号,同原信号进行比较,给出16QAM数字系统的误码。(Using Matlab simulation software, as shown in Figure 1 to complete a basic digital communications systems. Signal source such as arise over the distribution of 0,1 random signal, is mapped to 16QAM constellation diagram, at the same time all the way the signal has been divided into real and imaginary parts, behind the deal with the establishment of these two signals in the basis. Real part, imaginary part of the signal, respectively, after a square root raised cosine filter, then add white Gaussian noise, and then through the matched filter (square root raised cosine filter). Finally, after sampling, the verdict has been 0,1 signal, to compare with the original signal is given 16QAM digital system error.)
- 2007-10-22 15:57:50下载
- 积分:1
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Matlabjichu
这是matlab编程基础课件,对初学者来说很好()
- 2008-05-02 09:18:19下载
- 积分:1
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kalmanestimate
Kalman滤波在状态估计中的matlab编程,Kalman滤波是状态估计中比较常用的方法,可用于连续系统的状态估计(Kalman filter state estimation in the matlab programming, Kalman filter is more commonly used in state estimation method, can be used for continuous system state estimation
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- 2013-05-22 09:32:08下载
- 积分:1
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chapter4c
说明: Rothman-Keller 多相流LBM(Multiphase Lattice Boltzmann Methods Theory and Application)
- 2020-01-06 21:00:34下载
- 积分:1
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Iso
Classic isotropic hardening model
- 2013-10-27 04:09:08下载
- 积分:1
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matlab与vc混编
介绍关于matlab与vc之间的通讯接口,以及如何实现它们之间的转换。(briefed on Matlab and vc communications between the interface, and how to achieve the conversion between them.)
- 2005-05-31 17:11:33下载
- 积分:1
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License-plate-recognition
基于神经网络的车牌识别matlab源码。好东西(License plate recognition based on neural network matlab source)
- 2013-11-18 22:16:24下载
- 积分:1
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Pattern
pattern .m file this is the exercise of Theodoridis
- 2010-11-12 01:18:11下载
- 积分:1
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四种传统算法进行DOA估计
四种传统算法进行DOA估计,前后向线性预测、最大熵、最小模(Four traditional DOA estimation algorithm, the forward and backward linear prediction, maximum entropy, minimum norm)
- 2013-04-17 16:08:21下载
- 积分:1
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toeplitz-music
用拖布列兹MUSIC估计来波方向,及对数据协方差矩阵斜对角线上的元素进行平均再DOA估计(Using drag Boulez the MUSIC estimated to wave direction, and the average re-DOA estimated data covariance matrix oblique diagonal elements)
- 2021-04-29 18:18:42下载
- 积分:1