ddc lowpass

说明：  该文件包含对宽带波束形成与窄带波束形成的一些实现方法(This file contains some implementation methods of wideband beamforming and narrowband beamforming)

说明：  无线传输系统中nRF2401芯片数据丢失问题的研究(Wireless transmission systems nRF2401 chip problem of data loss)

the pdf entitled The Modulo Lattice Channel The Key Feature in Precoding is attached

lfm信号及模糊度函数,等高线图，时间分辨力 频率分辨力(lfm signal and ambiguity function, contour map, time resolution, frequency resolution)

说明：  该文档提供ASK,BPSK,QPSK,4QAM,16QAM等多种调制格式的LMS时域均衡算法，最初结构由MathWorks提供。(This document provides LMS time domain equalization algorithms in ASK, BPSK, QPSK, 4QAM, 16QAM and other modulation formats. The original structure is provided by MathWorks.)

说明：  OFDM系统模拟，有各种时域图和频谱图，相位图(OFDM system simulation)

说明：  prodave是西门子PLC与高级语言的程序接口,如何使用它,这里给出一个VC与西门子PLC通讯并读写DB块数据的例子(Prodave is Siemens PLC and high level language program interface, how to use it, so here is a VC and Simon PLC and literacy DB block of data example )

捷联惯性导航与GPS组合导航。采用matlab实现。采用自适应算法对其进行处理。并取得了很好的效果。(Strapdown inertial navigation and GPS Navigation. Using matlab to achieve. Adaptive algorithm used to deal with them. And has achieved good results.)

说明：  64QAM的调制解调程序，用硬判决(Of 64QAM modulation and demodulation process, with a hard decision)

信号处理综合建模仿真 1、 楼体模型的建立。 2、 实际环境干扰（如树木遮挡、环境噪声、系统内部噪声等）的加入。 3、 信号的反射与穿透衰减的考虑。 4、 天线扫描方式的确定。 5、 空间-SNR三维图像的绘制。(Integrated Modeling and Simulation of Signal Processing)