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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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Disparity
Disparity determination matlab code to find the displacement of each and every pixel..
- 2010-08-29 18:55:10下载
- 积分:1
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experiment_1
实验一、数字图像读取及色彩、亮度、对比度变化(c++)
- 2011-01-04 19:15:51下载
- 积分:1
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CHAP_05
DSP matlab应用这本书中的里例程,主要是第5掌的(DSP matlab application of this routine in this book is mainly in charge of section 5 of the)
- 2007-11-16 16:01:46下载
- 积分:1
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jiaohushiduomoxing
本程序为交互式多模型算法,提供IMM跟踪功能(the procedures for the interactive multi-model algorithm, IMM tracking function)
- 2007-03-01 17:16:25下载
- 积分:1
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HuaDongPingJun
本程序是matlab滑动平均算法。用于去除低频干扰。(This procedure is the matlab moving average algorithm.Used to remove the low frequency interference.)
- 2013-08-25 13:16:37下载
- 积分:1
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power_wind_dfig1
Simulink Wind Turbine Model
- 2013-09-17 03:49:27下载
- 积分:1
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concat
This tests the new String object method: concat.
- 2014-01-15 20:20:26下载
- 积分:1
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kou_gm83
小波包分析提取振动信号中的特征频率,在matlab R2009b调试通过,FMCW调频连续波雷达的测距测角。( Wavelet packet analysis to extract vibration signal characteristic frequency, In matlab R2009b debugging through, FMCW frequency modulated continuous wave radar range and angular measurements.)
- 2017-03-18 21:38:57下载
- 积分:1
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LDPC编译码的matlab仿真
LDPC编译码的matlab仿真。内涵源程序以及文章说明,希望对大家有所帮助(LDPC codec matlab simulation. Source and content of the article shows, we want to help)
- 2010-10-05 21:12:23下载
- 积分:1