OFDM-PAPR-Reduction

利用wifi信号进行精准的定位，mit代码(locolizing using wifi)

分析了该信号的时域、频域、倒谱，循环谱等,包括广义互相关函数GCC时延估计，这个有中文注释，看得明白。( Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Including the generalized cross-correlation function GCC time delay estimation, The Chinese have a comment, understand it.)

通讯类：天线阵列自校正算法研究，天线阵列自校正算法研究，天线阵列自校正算法研究，天线阵列自校正算法研究(Communications: antenna array self-tuning algorithm, antenna array self-tuning algorithm, antenna array self-tuning algorithm, antenna array self-tuning algorithm)

水声OFDM通信系统基于导频的信道估计算法研究(Pilot based channel estimation algorithm for underwater acoustic OFDM communication system)

用于基站定位的RSA算法，采用sdp工具箱求解二次规划问题，增加紧约束条件得到更加精确的MS位置。(The RSA algorithm for base station location uses the SDP toolbox to solve the quadratic programming problem, increasing the tight constraints and obtaining a more precise MS location.)

说明：  C++开发104协议，支持主从站。支持多客户端连接(C++ develops 104 protocol to support master and slave stations. Support multi-client connection)

一个DELPHI使用迅雷SDK下载文件的小例子.(A small example of using DELPHI to download files with the Thunder SDK.)

基于omnet++4.0版的UWB程序。已经测试可以运行(The UWB program based on omnet++4.0 Edition. Have been tested can run)

说明：  8. 单径瑞利信道中的四发四收V-BLAST： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量16QAM调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。 (2) 计算所设计方案的频谱效率是多少，单位为bit/Hz/s。(8. Four transmit four receive v-blast in single-path Rayleigh channel: (1) please design a specific navigation-assisted channel estimation method and conduct simulation with Simulink to measure the bit error rate performance of 16QAM modulation.The relation curve between the bit signal-noise ratio and the mean square error of channel estimation is drawn, and the relation curve between the bit signal-noise ratio and the bit error rate is drawn. (2) calculate the spectral efficiency of the designed scheme in bit/Hz/s.)

ModBus水质分析仪CRC计算的接口STM32F2实现，此应用适用于市面大部分Modbus水质协议的CRC校验(ModBus water quality analyzer CRC calculation of the interface STM32F2 implementation, this application is applicable to most of the market Modbus water quality agreement CRC calibration)