The blind beamforming combines fourth-order cross cumulant and Linear Constrained Minimum Variance (LCMV) beamformer, which makes it robust to the steering vector.

• 由于采用阵列四阶互累积量和线性约束最小方差波束形成器相结合，使得该方法对语音信号方向向量误差具有一定韧性。