The adaptive array signal processing can obtain good performance in the ideal cases. But the errors in the system always severely affect the performance of the array signal processing.

• 虽然自适应阵列信号处理在理想的情况下可以达到很好的性能,但由于实际系统中存在的误差,会严重影响到阵列信号处理最后的输出性能,所以,寻求稳健的阵列信号处理算法一直是广大研究者追求的目标。