...料的 转载 基于OFDM的低压电力线通信系统的分析与研究摘要 所属专业: 物理电子学 电力线通信(PLC，Power Line Communication)是利用电力线作为通信媒介来传输数据信息和语音信号的一种通信方式。
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本文主要研究基于OFDM的低压电力线通信信道估计算法。
Channel estimation is researched for OFDM system in low-voltage power line communication in this paper.
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。
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.
目的：介绍一种基于低压电力线通信的病房呼叫系统。
Objective To introduce ward calling system based on power line communication.
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