Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.
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。
This paper analyses channel properties of low-voltage power line channels. Aiming at the slow-variant and complex noise of channel, an estimation algorithm is put forward.
分析了低压电力线信道特性，针对信道慢时变特性及噪声复杂的特点，提出一种适用于低压电力线通信信道的直接决策估计算法。
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.
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。
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