低压电力线信道特性是设计低压电力线载波通信系统的基础。
The characteristics of power line channel are the foundation of designing the low voltage power line carrier communication system.
为克服低压电力线信道的频率选择性和时变性，系统采用正交多载波方式传输信息。
Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.
该文分析了低压电力线信道特性，利用信道慢时变的特点提出一种适合于电力线信道的判决反馈信道估计方法。
The low-voltage power line channel properties are analyzed in this paper and a decision feedback channel estimation method is proposed on condition of slow time-variant of channel.
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