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工频通信系统下行信号仿真与识别方法的研究

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摘要 双向工频通信技术(TWACS)是一种基于配电网络的新型通信技术,它利用独特的调制解调技术可以无需外加设备穿越变压器进行跨区域通信。本文针对下行信号(outbound)的传输特点,搭建了下行信号的传输模型,分析了下行信号在配电网中的传输特性,并提出了一种改进的基于数学形态学膨胀运算的下行信号识别方法,该方法算法简单,计算量小,易于在单片机上实现。
作者 李辉 赵建新
出处 《科技资讯》 2009年第17期32-32,共1页 Science & Technology Information
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