滤波求和方式实现宽带波束形成，已调制信号计算其普相关密度，自己编的5种调制信号，最大似然（ML）准则和最大后验概率（MAP）准则，用于建立主成分分析模型，非归零型差分相位调制信号建模与仿真分析 。- Filtering summation way broadband beamforming, Modulated signals to calculate its density Pu-related, Own five modulation signal, Maximum Likelihood (ML) criteria and maximum a posteriori (MAP) criterion, Principal component analysis model for establishing, NRZ type differential phase modulation signal modeling and simulation analysis.