构成不同频率的调制信号，供做算法研究人员参考，pwm整流器的建模仿真，FMCW调频连续波雷达的测距测角，多元数据分析的主分量分析投影。- Constituting the modulated signals of different frequencies, Algorithm for researchers to do reference, Modeling and simulation pwm rectifier FMCW frequency modulated continuous wave radar range and angular measurements, Principal component analysis of multivariate data analysis projection.