It could convert the complicated 2-D processing into three simple 1-D processings.This algorithm utilizes the 1-D DOA which is estimated by the three collateral linear arrays respectively.

• 该算法将复杂的二维处理问题转化为3个简单的一维问题，通过组合3个并行的均匀线阵分别估计出一维波达方向进行空间测向。