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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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FIR
线性缓冲区FIR滤波器设计,可利用MATLAB产生系数,利用CCS开发环境,调试成功!(FIR filter design for linear buffer can be generated using MATLAB coefficient, the use of CCS development environment, debugging success!)
- 2009-05-29 22:23:32下载
- 积分:1
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m1
说明: DC Motor Speed Modeling in Simulink with input step
- 2011-02-09 06:44:13下载
- 积分:1
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Example code for some copula functions
将所有Copula的例子Code分享出来。
其中包括时变Copula的。
大家可以参考例子进行处理。
得到的结果请看MATLAB右边的LL和Kappa(Share all the examples of Copula, Code.
It includes the time-varying Copula.
You can deal with the examples.
For the results, look at the LL and Kappa on the right of MATLAB)
- 2020-08-15 22:08:23下载
- 积分:1
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Introduction.to.Simulink.with.Engineering
Introduction to Simulink with Engineering Applications 2nd Edition Mar 2008
- 2012-02-06 23:44:52下载
- 积分:1
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c12
最佳接收机的Matlab程序,RAKE接收(Matlab program best receiver, RAKE receiver)
- 2010-07-30 15:02:59下载
- 积分:1
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CMACandPIDConcurrentControl
结合cmac 的pid控制原码 可仿真实现
结果有误差曲线 跟踪曲线 参数整定曲线等(Combination of CMAC)
- 2008-05-23 11:29:05下载
- 积分:1
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Hotmail
Student of university of management and technology
- 2010-12-29 17:31:59下载
- 积分:1
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odel
多径损耗模型,可以作为参考。多径损耗模型,可以作为参考(Multi-path loss model, can be used as reference。Multi-path loss model, can be used as reference。)
- 2012-03-28 14:48:14下载
- 积分:1
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group-velocity-and-phase-velocity
电磁场和电磁波中相速度和群速度是个难点,本程序形象描述二者关系(Analog of the group velocity and phase velocity)
- 2012-05-03 15:29:52下载
- 积分:1