电源线通信系统的可能发展  

Possible development of power line communications

作　　者：张煦[1] 

机构地区：[1]上海交通大学电子工程系,上海200030

出　　处：《光纤与电缆及其应用技术》2003年第6期1-3,共3页Optical Fiber & Electric Cable and Their Applications

摘　　要：　简述了在住家电源线上实行数据通信的可能发展前途。首先,较全面地说明了住家电源线的通路特性,以表示它们用于供给电力的同时,也有可能传送通信信号,籍以实现电源线通信(PLC)。接着,介绍电源线实行通信所必需的调制、编码和接入等技术。The possible application of communication systems on the widespread electrical power distribution wiring circuits, called power line communication (PLC), is briefly described. It begins with explaining the channel characteristics of the power distribution network, suitable for use of communications. Then, it describes the modulation, coding, and access technologies necessary for use of such communications.

关 键 词：通信系统 电源线 通信信号 传送 接入 调制 编码 行数据 表示 PLC 

分 类 号：TN915.853[电子电信—通信与信息系统]