摘要
根据QAM调制解调的基本原理,以Matlab为开发平台,设计了16QAM数字调制解调系统并进行仿真分析,并在信噪比变化条件下,得到了不同进制QAM系统的误码率。仿真结果表明,QAM调制相对PSK调制具有较好的性能。
A 16QAM system was designed according to the principle of QAM and simulated using MATLAB. The simulation results show that the performance of QAM modulation is superior to PSK modulation.
出处
《物联网技术》
2014年第8期47-48,51,共3页
Internet of things technologies
