nlos_problem_mobile_location

基于OFDM系统，实现classen,Moose提出的频偏估计技术，(Frequency offset estimation technique proposed by Classen and Moose based on OFDM sys)

8*4的信道生成，mimo仿真时推荐使用。(8*4 channel generation, MIMO simulation recommended use.)

说明：  采用QAM调制的方式，实现OFDM信号的PAPR的降低，并且提供了由optisystem转换到MATLAB接口的代码(QAM modulation is adopted to reduce the PAPR of OFDM signal, and the optisystem port is provided to convert to MATLAB code)

在VC++6.0中用MSComm控件编程，可以实现串口接(used in VC 6.0 MSComm programming, serial port access can be achieved)

generate prbs pattern

NFC协议第一部分，描述了NFC tag 1 通讯协议(NFC protocol first part describes the communication protocol NFC tag 1)

修正的CMA盲均衡算法，用于盲信道均衡，不依赖与训练序列(Modified CMA blind equalization algorithm for blind channel equalization, and training sequences do not depend)

CA 码的产生，以及自相关，互相关函数，画出自相关互相关图（MATLAB语句简单易懂，适合新手）(CA code generation, as well as autocorrelation, cross-correlation function, drawn from the correlation cross correlation diagram (MATLAB statement, easy to understand, suitable for novices))

四方公司CSC300E远动机的程序，里面包括104、101、cdt、disa等规约的代码，要保密！(CSC300EA FOR RTU)

udp协议介绍 是一个无连接的协议，快速等(udp protocol described is a connectionless protocol, fast, etc.)