This paper discusses the channel model of low voltage electricity networks and provides a design idea and the construction of cable modem which using spread spectrum carrier technology.
介绍低压电网的信道模型，提出一种基于扩频载波技术的线缆调制解调器的设计思想及其构成。
Based on a research institute of electronic technology 'project about TDRSS, in this thesis, carrier wave frequency acquisition of spread spectrum signal is studied and implemented.
本论文以某电子研究所研究项目为背景，主要研究了扩频信号载波频率捕获问题。
The technology of low voltage powerline carrier spread spectrum communication and the auto meter reading system based on it are introduced in this paper.
本文就低压电力线扩频载波技术及其在自动抄表中的应用进行了研究。
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