Orthogonal Multi-Carrier Modulation(OMCM) is adopted to overcome the frequency selectivity and time variation of low-voltage power line channel.
为克服低压电力线信道的频率选择性和时变性,系统采用正交多载波方式传输信息。
The characteristics of power line channel are the foundation of designing the low voltage power line carrier communication system.
低压电力线信道特性是设计低压电力线载波通信系统的基础。
The paper is about the hardware circuit & working principle of meter based on the low voltage power line carrier.
本文给出了一个基于低压电力线载波技术的电参数测量仪的硬件系统。
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。
Firstly, this paper advanced a control system based on the low-voltage power line carrier.
首先,论文提出了一种基于低压电力线载波技术的总线式控制网络。
In order to improve the practicability of the low voltage power line carrier communication (PLCC) some high level communication protocols should be applied.
为了提高低压电力线载波通信的实用性,需要配合使用合适的高层通信协议。
At present, transmitting speed of medium and high voltage power line carrier is very low, and these kinds of carriers can be used only in low speed situation, and the number of user is limited.
目前的中高压电力线载波通信的传输速率都很低,只能应用于低速的场合,用户容量有限。
The decision on technical scheme of the low-voltage power-line carrier communication should be based on the testing data with comparability.
对低压电力线载波通信技术方案的决策,要依据有可比性的测试数据。
Remote auto meter reading technology with low voltage power lines carrier is a new technology which has a wide application foreground.
低压电力线载波远程抄表技术是一项有广泛应用前景的新技术。
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。
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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