Compared to the GEIB, the ELCMVB removes the computation of the modified signal subspace and overcomes the numerical instability.Null constraints hardly affect the performance of the ELCMVB.

• 与GEIB相比,ELCMVB不用计算修改的信号子空间,避免了因计算修改信号子空间而容易造成的计算不稳定性,且其波束形成性能基本上不受零点约束位置的影响。