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宽带电力线通信对无线通信的影响及其频带的管理

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摘要 电力线高速数据通信技术是一个正在发展中的崭新学科。电力线一般用来传输220V/50Hz电能,为了提供从数Mbit/S到数十Mbit/S以上的数据传输,就必须采用数MHz以上的频段。但在当前的技术条件下,这会引发严重的EMl(电磁干扰)。例如,NOR.WEB公司的PLC系统运行后,发现路灯变成了发射天线,干扰了包括英国广播公司4台在内的多家广播电台的无线电信号接收。本文将就PLC系统的电磁兼容特性进行分析,并对于其频谱管理提出一些建议。
作者 谢其良
出处 《移动信息》 2015年第5期53-54,共2页 MOBILE INFORMATION
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