Demo Speed通信协议MATLAB实现。基于动态帧时隙ALOHA(DFSA)协议与正交可变扩频因子码(OVSF)作为扩频码的码分多址技术相结合的超高频RFID系统-Demo Speed ​ ​ Communication Protocol MATLAB. (DFSA) agreement with orthogonal variable spreading factor code (OVSF) UHF RFID system based on dynamic frame

由MATLAB计算幅频特征曲线、相频特征曲线(Calculation of amplitude frequency characteristic curve and phase frequency characteristic curve by MATLAB)