Code_stbc

beamforming theory from the renovable engineers

Simon haykin《自适应滤波器原理》的书中例子的matlab代码(Simon haykin " Adaptive Filter Theory," the book example matlab code)

function S = steeringv(M,x) define steering vector free space wavelength of 15cm at resonant freq of 2GHz lamda = 0.15 d = lamda/2 inter-element spacing K = 1:M x is DOA of the received signal S = exp((-2*pi*j*(K-1)*d*sin(x))/lamda)

关于魏格纳分布的计算代码，可以得到IMF和各个特征频率以及进行希尔伯特变换。(About calculation code Wigner distribution can be obtained as well as the IMF and the individual characteristics of the frequency of the Hilbert transform.)

Welch method of spectral estimation.

MATLAB在天线方向图中的应用与研究，可以对FDTD算法参考指导使用(MATLAB in the antenna pattern in the application and research, you can use reference guide on the FDTD algorithm )

本文为MATLAB一篇详细的教程，看完之后入门应该会容易的多(This article gives a detailed tutorial MATLAB, after reading the entry should be much easier)

应用于图像分类编码中硬投票与软投票两种算法的实现与比较(Implementation and comparison of hard to vote with soft voting two algorithms applied to image classification and coding)

matlab实现的读取envi标准格式的代码，对于搞遥感的人来说，很有用(read envi standard file)

3、 瑞利信道中的调制解调、信道估计： (1) 请推导出单径瑞利信道中的BPSK相干解调的理论误码率性能，并画出比特信噪比与误码率的关系曲线。 (2) 在单径瑞利信道中，请设计一种时分的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK的误码率性能，画出比特信噪比与误码率的关系曲线，并与(1)的曲线进行对比。 (3, the Rayleigh channel modulation and demodulation, channel estimation: (1) Please derive the single-path Rayleigh channel coherent demodulation of BPSK BER performance theory, and draw the signal to noise ratio and bit error rate curves. (2) single-path Rayleigh channel, please design a division of the guide-assisted channel estimation method, using Simulink simulation, measurement of the BER performance of BPSK, draw-bit signal to noise ratio and bit error rate curve, and with (1) of the curves were compared. )