文献［13，14】中提出了基于 QR分解的判决反馈检测（DFD，Decision Feedback Detection）算法，也称作QR检 测（QI①）算法。
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正交判决反馈检测器比解相关反馈检测器的复杂度低，且性能相当。
The performance of the orthogonal decision feedback detector(ODFD) is almost the same as that of the decorrelating decision feedback detector(DDFD) but with a much reduced complexity.
反馈联合检测算法通常可为迫零数据块判决反馈均衡器（ZF-BDFE）和最小均方差数据块判决反馈均衡器（MMSE-BDFE）算法。
The feedback joint detection algorithms mainly comprise zero forcing block decision feedback equalizer (ZF-BDFE) and minimum mean-square-error block decision feedback equalizer (MMSE-BDFE).
在序列检测阶段通过状态融合减少维特比译码的状态数，然后结合判决反馈进行检测。
The states of Viterbi decoding were reduced through the state combination. The signal was detected combined with the decision feedback.
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