均衡

R2026b
自适应均衡器和 MLSE 均衡器

对接收的信号应用信号均衡。

函数

mlseeqEqualize linearly modulated signal using MLSE
ofdmEqualizeEqualize OFDM signals (自 R2022b 起)

对象

comm.DecisionFeedbackEqualizerEqualize modulated signals using decision feedback filtering
comm.LinearEqualizerEqualize modulated signals using linear filtering
comm.MLSEEqualizerEqualize modulated signals using maximum likelihood sequence estimation

模块

Decision Feedback Equalizer blockDecision Feedback EqualizerEqualize modulated signals using decision feedback filtering
Linear Equalizer blockLinear EqualizerEqualize modulated signals using linear filtering
MLSE Equalizer blockMLSE EqualizerEqualize using Viterbi algorithm
OFDM Equalizer blockOFDM EqualizerEqualize OFDM modulated signals (自 R2022b 起)

主题

  • Equalization

    Equalization using adaptive or MLSE techniques.

  • Adaptive Equalizers

    Equalizing a signal using a linear or decision-feedback equalizer structure and algorithms that can adaptively update tap weights.

  • MLSE Equalizers

    Equalizing a signal using an MLSE equalizer.

精选示例

BER Performance of Different Equalizers

BER Performance of Different Equalizers

Simulate the BER performance of various equalizers in a static channel with a null in the passband.

均衡 BPSK 信号

均衡 BPSK 信号

使用具有最小均方 (LMS) 算法的线性均衡器均衡 BPSK 信号。