This paper introduces the principle of spread spectrum communication, stresses the application of spread spectrum technique, and summarily introduces the broadband access technology of power line .

本文介绍了扩频通信的基本原理，重点论述扩频通信技术在家庭测控网络中的应用，同时介绍了电力线宽带接入技术。

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An intelligent lighting system for railway goods yard based on spread spectrum power line carrier communication technique is proposed.

用扩频电力线载波通信技术设计了铁路站场智能化照明系统。

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The track spectra of Qinhuandao-Shenyang(QS) passenger railway line and German railways were compared in terms of power spectrum density(PSD), amplitude of time domain samples and dynamic performance.

从轨道谱的功率谱密度、时间样本幅值及对动力学性能影响的角度，对比了秦沈线轨道谱和德国轨道谱。

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Main.net uses a related technology called direct sequence spread spectrum, or DSSS, to send its signals down the power line.

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