cma

这是在MATLAB环境下实现ppm调制解调的程序代码(This is the code in the MATLAB environment ppm modem)

OBD标准协议，其中包含ISO-15031(OBD standard protocol, which contains ISO-15031)

根据流程图搭建并且仿真OFDM系统，画出输入输出的信号的星座图，计算误码率，改变抽头系数……(According to the flow chart, the OFDM system is built and simulated. The constellation diagram of the input and output signals is drawn, the bit error rate is calculated, and the tap coefficient is changed.)

本文作的工作是利用信号仿真器仿真GPS数字中频信号，并借助这些仿真信 号完成对GPS信号的捕获和跟踪性能的研究。(This article is for the use of GPS signal simulator simulation digital IF signal, and make use of these simulation signal completion of the GPS signal acquisition and tracking performance study.)

说明：  TCP/IP通信截取指定IP和port的数据包(packet sniffer)

Rappaport_Wireless Communication Technologies Text Book Rappaport_Wireless Communication Technologies Text Book

SLM算法降低OFDM通信系统中的PAPR，使用matlab进行仿真(SLM algorithm reduces PAPR in OFDM communication system, and matlab is used for simulation)

基于宽带OFDM信号的DOA估计，采用经典的CSM算法，聚焦后采用传统MUSIC算法，最后通过谱峰搜素算法得到估计的来波角(Based on broadband OFDM signal DOA estimation, using the classical CSM algorithm, after focusing the traditional MUSIC algorithm, and finally through hormone peak search algorithm to estimate the wave angle)

用于仿真2，4，8，16，.......任意进制的M-QAM的仿真源代码，MATALB编写(for simulation 2,4,8,16, ... arbitrary 229 M-QAM the simulation source code, prepared Aspect)

在接收机中进行的单频检测与自动增益控制，包括浮点程序和定点程序(Single frequency detection and automatic gain control for receiver)