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LMMSEDFT
半盲估计算法利用很少的导频符号,以LMMSE准则来估计、初始化信道系数,运用的两种算法进行对比,牺牲极小的带宽而尽可能准确的传输有用信息(Half blind algorithm using little pilot.finally symbols, with LMMSE criteria to estimate, initialization, the use of the channel coefficient two algorithm is compared, and sacrifice of tiny bandwidth and accurately as possible transmission useful information
)
- 2011-07-15 09:11:16下载
- 积分:1
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BPSK
This is code to simulation of AM, FM, PSK, QAM modulation
- 2014-11-29 12:24:43下载
- 积分:1
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music(doa)
七单元天线阵MUSIC DOA估计:
d=1 , 天线阵元的间距;
lma=2, 信号中心波长;
四输入信号;
A=[A1,A2,A3,A4], 得出A矩;
四信号的频率d=[1.3*cos(v1*n)
1*sin(v2*n)
1*sin(v3*n)
1*sin(v4*n)]
构造输入信号矢量
U=A*d
总的输入信号
总输入信号的协方差矩阵
[s,h]=eig(c)
求协方差的特征矢量及特征值
取出与零特征值对应的特征矢量
求协方差矩阵的逆矩阵
应用Music法估计输出
绘出各波达方向图(Seven-element antenna array MUSIC DOA estimates: d = 1, Antenna Array pitch LMA = 2 signal center wavelength four input signals A = [A1, A2, A3, and A4], drawn A moment tetra-frequency of the signal D = [1.3* cos (V1* n) 1* sin (v2* n) 1* sin (v3* n) 1* sin (V4* n)] constructed input signal vector U = A* D of the total input signal of the total input signal covariance matrix [S] = EIG (c) seeking covariance feature vector and the feature value removing and corresponding to the zero eigenvalues characterized vector seeking covariance matrix inverse matrix Applications Music estimate output plotted DOA Figure)
- 2013-04-15 23:48:49下载
- 积分:1
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matlab
插值,函数逼近,矩阵特征值计算,数值微分,积分,方程求根,非线性方程求解,迭代,随机数生成,特殊函数,常微分方程,偏微分方程等常用的matlab程序。(Interpolation, function approximation, matrix eigenvalue calculation, numerical differentiation, integration, finding roots of equations, nonlinear equations, iterative, random number generators, special functions, ordinary differential equations, partial differential equations and other commonly used matlab program.)
- 2010-02-26 16:49:56下载
- 积分:1
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1111
说明: 毕业设计用到的OFDM信道估计等关键技术必用的MATLAB程序源代码。(Graduation OFDM channel estimation used in key technology will be used in MATLAB source code.)
- 2010-04-25 13:25:30下载
- 积分:1
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nonlinear-function-fitting-BP
MATLAB工具箱编写BP神经网络的非线性系统用于非线性函数拟合(Written MATLAB toolbox for nonlinear systems BP neural network for nonlinear function fitting)
- 2011-04-27 10:57:03下载
- 积分:1
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Canny-edge-detector-algorithm-matlab-codes
canny edge detection for images
- 2012-04-24 15:50:34下载
- 积分:1
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copula
GOOGLE代码网站最全的COPULA公式MATLAB合集(COPULA formula code on GOOGLE website the most complete collection for MATLAB)
- 2021-04-07 12:29:01下载
- 积分:1
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estimation
电力系统加权最小二乘法状态估计14节点或33节点都能运行(Weighted least square method for power system state estimation of 14 nodes or 33 nodes can run)
- 2021-04-17 13:28:52下载
- 积分:1
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time2depthhl
这是一个将时间改换到深度的程序,这是一个matlab程序(this is a program for time to depth)
- 2010-06-12 22:52:50下载
- 积分:1