窗函数法设计一个数字带通FIR滤波器，包括压缩比、运行时间和计算复原图像的峰值信噪比,LCMV优化设计阵列处理信号。- A window function design FIR digital band-pass filter, Including compression ratio, image restoration computing uptime and peak signal to noise ratio, LCMV optimization design array signal p