Making a research into channel estimating arithmetic.
2、对信道估计算法进行了研究。
参考来源 - 正交频分复用在水声通信中的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The auxiliary channel estimating process based on pilot signal is introduced, and a model for the auxiliary channel is presented according to the process.
首先介绍了基于导频信号的辅助信道估计过程，并据此给出了信道模型。
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。
In this paper, some algorithms for estimating channel in OFDM system are analyzed and compared, and the most appropriate one is selected according to power line channel's characteristics.
文中分析比较了OFDM系统信道估计算法，并根据低压电力线信道的特点，选择了适合于电力线通信的信道估计方法。
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