Compare to linear transversal equalizers(LTE), decision feedback equalizers(DFE) are very often used to combat the distortion of communication channels because of their many advantages.

• 相对于线性横向均衡器，判决反馈均衡器因其许多优点被广泛的应用在对通信信道畸变的抵消中，由于信道是未知的，判决反馈均衡器必须是自适应的。