中文说明：滤波求和方式实现宽带波束形成，包括脚本文件和函数文件形式，均值便宜跟踪的示例，对球谐函数图形进行仿真,有详细的注释，实现用SDRAM运行nios，同时用SRAM保存摄像头数据。
English Description：
For filtering and broadband beamforming, including scripts and functions file form, mean cheaper track sample simulation of spherical harmonic function graphics, detailed notes, implementation by using SDRAM operation NIOS, also with SRAM save camera data.