This paper discusses the channel model of low voltage electricity networks and provides a design idea and the construction of cable modem which using spread spectrum carrier technology.
介绍低压电网的信道模型，提出一种基于扩频载波技术的线缆调制解调器的设计思想及其构成。
The technology of low voltage powerline carrier spread spectrum communication and the auto meter reading system based on it are introduced in this paper.
本文就低压电力线扩频载波技术及其在自动抄表中的应用进行了研究。
The formula was derived. The results of the example showed the economic running mode of the distribution transformer could be improved by voltage spread.
推导出了有代表意义的公式为，通过实例结果分析，调压可提高配电变压器运行的经济性。
Its role is to block the brain cells may be voltage-dependent sodium channels, which can prevent the spread of lesions discharge.
其作用可能在于阻断脑细胞的电压依赖性钠通道，因而可阻止病灶放电的散布。
Its role is to block the brain cells may be voltage-dependent sodium channels, which can prevent the spread of lesions discharge.
其作用可能在于阻断脑细胞的电压依赖性钠通道，因而可阻止病灶放电的散布。
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