基带信号传输、QAM调制解调、过采样的matlab实现，希望对有需要的人能有所帮助-Baseband signal transmission, QAM modulation and demodulation, oversampling realize matlab, hope to help people in need

杨建国老师的通讯原理课件，第三章模拟信号的调制与解调，主要讲述信号产生与调制，射频特性，解调，MSK、GMSK、PSK、QPSK、BPSK、QAM等原理-Yang Jianguo teacher communication principles of courseware, the third chapter of the analog signal modulation and demodulation, and focuses on the signal generation and mod

用基带等效方式仿真16-QAM载波调制信号在AWGN下的误码率-With the baseband equivalent simulation 16-QAM carrier frequency modulation signal in AWGN bit error rate