采用波束成形技术的BER计算，采用了小波去噪的思想，PLS部分最小二乘工具箱,进行逐步线性回归，pwm整流器的建模仿真，主要是基于mtlab的程序。- By applying the beam forming technology of BER Using wavelet denoising thought, PLS PLS toolbox, Stepwise linear regression, Modeling and simulation pwm rectifier Mainly based on the mtlab procedures.