Based on analyzing the two multiplemodulation schemes, the expressions of symbol error rate (SER) are presented and the system performances are compared.
在对两种多进制调制方式进行分析的基础上，分别给出了系统误符号率(SER)的表达式并进行了仿真比较。
2
A method for selecting the modulation signals of multiple HVDC supplementary controllers is proposed.
提出一种多直流附加控制器调制信号的选取方法。
3
The transmitter path includes a digital modulation circuit receiving multiple channel binary data, and for each channel generating a digital representation of the data.