文章详细信息 关键词： 随机噪声滤波;;自适应信号处理;;自适应干扰对消;;LS算法 [gap=624]Keywords: random noise filter;adaptive signal filter;adaptive noise canceller;LS algorithm
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Iterative LS algorithm 迭代LS算法
QRD LS algorithm QR分解最小二乘法
modified LS algorithm 修正LS算法
LS weighted fusion algorithm 最小二乘加权融合
LS algorithm and DFT-based algorithm were studied and signal-to-noise estimation algorithms in AWGN channel were introduced to SC-FDE systems.
研究了LS算法及其DFT改进算法，并将高斯白噪声信道中的信噪比估计方法引入到单载波频域均衡系统中。
Meanwhile, given the weak accuracy of LS algorithm, IPF-LS and IDF-LS are proposed which can enhance the accuracy of channel estimation by employing time-domain low-pass filter.
同时，针对梳状导频ls信道估计精度较低的情况，提出了通过时域低通滤波提高其估计精度的IPF - LS和IDF - LS改进算法。
Because the LS algorithm is independent of channel statistical characteristics and has low complexity, LS channel estimating algorithm and DFT interpolating algorithm are chosen.
由于LS算法不依赖于信道统计特性和较低的计算复杂度，本文最终选用了LS信道估计算法和DFT插值算法。
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