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多进制ldpc的BP译码算法，C++实现(BP decoding algorithm for multilevel LDPC)

基于ESPRIT和Root-MUSIC算法的极化MIMO雷达DOA和极化参数估计(Polarization MIMO radar in the ESPRIT and Root-MUSIC algorithm for DOA and polarization parameters estimates)

说明：  在MIMO系统里 2发2收天线，采用Alamouti发案编码的无线传输系统在瑞瑞丽平衰落信道下的误码率性能仿真，系统采用调制方式为QPSK。(MIMO 2 send and 2 receive antenna ,)

为大家提供的任意阵列的设计 对阵列信号的学习有所帮助(The array provide any help learning design of the array signal)

极化敏感阵列的学习笔记，有助于了解极化敏感阵列的相关知识(Study notes polarization sensitive array, helping to understand the polarization sensitive array of relevant knowledge)

残疾人代码，手机定位，一键呼救应用程序，对残疾人的生活起到了很大的作用(Disabled code, mobile positioning, a key application for help)

实现绘制信号的功率谱，两重自相关，滤波后时域，滤波器，频谱图，信号时域图以及自相关函数图等功能(The functions of drawing signal power spectrum, double correlation, filtering time domain, filter, spectrum, signal time domain and autocorrelation function diagram are realized.)

这是 Okumura 和Hata模型的编码。(This is the coding of Okumura and Hata models.)

Matlab高斯信道条件下采用QPSK和8PSK时点到点通信系统的理论和统计所得的误码率和误比特率曲线。 删余卷积码的Pb性能仿真 加入信道编码模块，绘制误比特率曲线,其中信道为加性高斯白噪声，调试为QPSK； 进行软判决和应判决，和用3/4、7/8删余码进行编码等。(Matlab gaussian channel conditions using QPSK and eight PSK point to point communication system theory and statistical the error rate and bit error rate curve. Delete the convolution code more than Pb performance simulation Join channel coding module, draw bit error rate curve, which channel to additive gaussian white noise, commissioning for QPSK In the soft decision and judgment should be, and with more than 3/4, 7/8 delete code for coding, etc. )

空时编码，内容涉及mImo的各个方面，介绍很全面，很有帮助(Space-time coding, covering all aspects of Mimo, introduce very comprehensive, very helpful)