SelectFrq

认知无线电模型建立,频谱感知环境，可以选择认知用户授权用户个数(create the cognitive radio model)

802.11无线网络权威指南+第二版（中文版）(Ppls of 802.11 Wireless Networks The Definitive Guide, Second Edition (Chinese Edition))

单脉冲测角完整各种资料,十分的齐全，写的都还很详细，有利于的对测角算法的理解(Single pulse to calculate angle )

GD32F库函数，各种外设，gpio等等(gd32 library v2.0.0 gpio ..)

说明：  qpsk在高斯信道下的仿真，包括误码率和仿真图(Simulation of QPSK in Gaussian channel)

MIMO 系统中 信号检测算法的比较 zf mmse ML(Performance of zero-forcing detectors over MIMO flat-correlated Ricean fading channels)

stenography a dip technique good one

说明：  7. 单径瑞利信道中的两发一收STBC： (1) 分析误码率的理论性能，画出比特信噪比与误码率的关系曲线。 (2) 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BPSK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。(7. Two outgoing and one outgoing STBC in single-path Rayleigh channel: (1) analyze the theoretical performance of bit error rate and draw the curve of the relationship between bit SNR and bit error rate. (2) please design a specific navigation-assisted channel estimation method, Simulink simulation, measurement of BPSK modulation error rate performance.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.)

简单的MIMO模拟 假定QPSK，ML解码（SM ZF检测器除外）。 mrc.m - 最大比例组合 stc.m - 具有1和2个接收天线的Alamouti空时分组码 bf.m - 特征波束形成 sm.m - 空间复用2x2（ML解码和次优逼迫） 简单的OFDM仿真 模拟保护带，用于信道估计的循环前缀前导码符号(Simple MIMO simulations Assumes QPSK, ML decoding (except SM ZF detector). mrc.m - maximal ratio combining stc.m - Alamouti space-time block code with 1 and 2 receive antennas bf.m - Eigen-beamforming sm.m - Spatial multiplexing 2x2 (both ML decoding and suboptimal zero forcing) Simple OFDM simulation Simulates guard band, cylic prefix Preamble symbol used for channel estimation)

关于纠错码的很好的书籍。讲述了各种纠错码的原理(The error correcting code of good books. About the principle of a variety of error-correcting code)