Decision feedback equalizer(DFE) is an efficient scheme for suppressing intersymbol interference(ISI) in vestigial sideband(VSB) based digital TV(DTV) receivers. However,it suffers from error propagation(EP).
对于减少基于残留边带调制(VSB)的数字电视(DTV)接收机的符号间干扰(ISI),尽管判决反馈均衡器(DFE)是一种非常有效的方案,但这种方案由于受误差传播的影响而降低了接收质量。