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PPM调制信号的产生，产生随机信号。亲测可用(The generation of PPM modulation signal)

自适应滤波器相关知识，原理，代码。RLS和小波在声信号消噪处理中的应用，RLS自适应噪声消除器设计研究，自适应滤波器的算法比较研究等等(Adaptive Digital Filter)

说明：  在E.C.Levy的“光电振荡器建模”一文中，利用MATLAB函数编写了单回路OEO仿真程序。为了说明它的用途，我们生成图2，4，5，8和11。(The single-loop OEO simulation is written by using MATLAB functions)

从时域分析比较了ofdm和stbc与ofdm结合的性能差别(from time-domain analysis and comparison of OFDM stbc OFDM combined with the performance difference)

Chuong trinh ve do thi buc xa cua anten day va anten mang (theo dang 2D va 3D)

本文件包含通信所有过程，从调制，扩频，发送到接收，经过解扩，解调等。其中信道可以随机产生时变的多径信道。()

毫米波 MIMO 中指向不同角度的天线阵的方向图(Directional patterns of antenna arrays pointing to different angles in millimeter wave MIMO)

for simulatio wireless sensor network

manual leica geooffice

本书描述了4G LTE / 5G NR 无线接入技术。(This book describes LTE, developed in 3GPP and providing true fourth-generation (4G) broadband mobile access, as well as the new radio-access technology 3GPP is currently working on. Together, these two technologies will provide 5G wireless access.)