multiple_pathanddopple

用matlab仿真零均值高斯白噪声通过低通带通滤波器前后特性，程序完善，结果与理论值非常接近(The zero mean white Gauss noise is simulated by MATLAB, and the program is perfect through the low pass bandpass filter. The result is very close to the theoretical value.)

说明：  对接受到的调制信号的特征提取，用于调制识别(automatic modulation recognition)

关于nrf24L01的开发设计资料，内含源码分析，可做为设计2.4G无线通信的开发参考(About nrf24L01 development and design information, containing source code analysis can be used as design 2.4G wireless communication development reference)

美国海军开发的雷达传输损耗预测、计算软件AREPS的说明(The Space and Naval Warfare System Center, San Diego has a full spectrum research and development program with a long and proud history of rapidly responding to critical fleet requirements and deploying systems to address these requirements. One such system is the new Advanced Refractive Effects Prediction System (AREPS).)

使用verilog实现全数字16QAM调制器，载波频率1MHZ，数据比特流的速率为100Kbps,(the modulation of 16QAM based on FPGA)

说明：  基本的调制解调程序集(包括BPSK,QPSK,QAM,GMSK等) 基本的调制解调程序集(包括BPSK,QPSK,QAM,G(Basic modulation and demodulation assembly (including BPSK,QPSK,QAM,GMSK, etc.) basic modulation and demodulation assembly (including BPSK,QPSK,QAM,G))

说明：  OFDM系统仿真内容，比较简单的说明，希望有用哦。(OFDM Channel estimation)

瑞利多径衰落信道仿真，jakes模型，有图(rayleigh fading)

实现雷达的恒虚警检测，采用的是CA-CFAR，内有部分注释(The CFAR detection of radar is implemented by CA-CFAR.)

AM、DSB调制，TDMA、CDMA、FDMA接入方式仿真，以及自己写的画出频谱的函数spectrum2(AM, DSB modulation, TDMA, CDMA, FDMA access method simulation, and my own spectrum way-spectrum2)