水声合成孔径的波束形成，并采用fftsa和Etam算法分别进行仿真。集中在一个界面里。-Synthetic aperture acoustic beam forming and using fftsa and Etam algorithms are simulated. Concentrated in an interface where.

matlab下实现的波束形成技术，利用的是ETAM算法进行合成孔径，增加虚拟阵元个数，以提高定位精度。-matlab achieve beam forming technology, the use of the synthetic aperture ETAM algorithm to increase the number of the virtual array elements in order to improve positi