Because power linecommunication has several advantages, such as no need of new wire and low cost, it has drawn a lot of attentions in the fields of intelligent home LAN and broadband access.
由于电力线通信不需重新布线，成本低廉等优点，在智能家庭网络和宽带接入等领域受到了极大的关注。
2
Because power linecommunication has several advantages, such as no need of new wire and low cost, it has drawn a lot of attentions in the fields of broadband access.
由于电力线通信不需重新布线，成本低廉等优点，它作为宽带接入的一种方式受到了极大的关注。
3
Compared to wireline networks, wireless networks have higher mobility, while they face the difficulty of bad wireless communication environment and limited spectrum resource.