本文介绍了QAM调制、解调和判决原理，讨论了QAM的误码率性能，并在SystemView下对QAM调制、解调系统进行了仿真，观察并分析了原始输入信号、调制信号、解调信号、星座图以及QAM信号的功率谱图。-QAM modulation, demodulation and sentencing principle, the QAM BER performance, and right under the SystemView QAM modulation, demodulation system f

基于SystemView的16QAM调制解调系统的设计与仿真-Based on SystemView of 16QAM modulation and demodulation system design and simulation

QAM调制软比特解调，能够更准确进行解调。-Soft bit QAM modulation and demodulation, can be more accurately demodulated.