该改进方案改善了电力线载波通信系统的传输性能。
It can improve the transmission performances of power line carrier wave communication systems.
介绍了一种全数字方案的电力线载波通信调制模块。
A kind of all-digital modulation module for power-line communication systems is described.
最后对数字电力线载波通信的发展趋势作简要的分析。
Finally the developments of digital power line carrier are briefly addressed.
电力线载波通信系统利用电力线来实现远程数据传送。
Carrier current systems use the power line mains to transfer information between remote locations.
论文首先介绍了电力线载波通信和扩频技术的基本原理。
First, the basic principles of power line communication and spread spectrum are introduced.
测试结果的分析可供低压电力线载波通信方案选择时参考。
The analysis of testing result provides the reference to the scheme selection of the LV power-line carrier communication.
电力线载波通信系统中，对接收信号的处理是非常重要的。
In PLC system, it is very important to process the received signal.
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。
An intelligent lighting system for railway goods yard based on spread spectrum power line carrier communication technique is proposed.
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 characteristics of power line channel are the foundation of designing the low voltage power line carrier communication system.
这篇文章介绍了一种基于OFDM的低压电力线载波通信系统。
电力线载波通信是配网自动化中一种经济、简便的数据传输方式。
Power line carrier is an economic and convenient data transmission technology used in distribution automation system.
同时对国内外电力线载波通信的现状和发展趋势做了详尽的阐述。
Furthermore, it elaborates on the current situation and development trends of domestic and foreign Power line carrier communication.
此外，在低压电力线载波通信中，存在着通信传输距离有限的问题。
In addition, in the communication of low power line carrier exists the problem of the transmitted distance of communication.
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。
The decision on technical scheme of the low-voltage power-line carrier communication should be based on the testing data with comparability.
文章介绍了一项针对电力线载波通信数字接收机的自动增益控制技术。
This paper introduces the AGC technology used in digital receivers of PLC.
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。
In order to improve the practicability of the low voltage power line carrier communication (PLCC) some high level communication protocols should be applied.
通过对扩频通信和电力线载波通信特点的分析，设计实现了一套远程抄表系统。
Through the analysis of the spread spectrum and power line carrier spectrum, the authors design a set of remote reading system.
通信设备主要包括EPON通讯设备(olt、onu)及电力线载波通信机。
The communications equipment, including EPON communications equipment (OLT, ONU) and power line carrier communication equipment.
低压电力线载波通信技术由于涉及到家庭自动化和家庭上网的良好前景而备受瞩目。
Powerline Communication(PLC) as a new connection measure for family wide-band network is becoming more attractive in the recent years.
因此，研究、开发和应用低压电力线载波通信技术具有非常重大的意义和十分广阔的前景。
Therefore, there is a wide foreground for the study and application of low-voltage power line communication technology.
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。
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.
电力线载波技术分为两类，一种是用于负载控制、远程抄表和家电自动化的低速电力线载波通信。
There are two kinds of Power Line Carrier technology. One is used for Load Control, Remote Meter Reading and Home Automation, which is a short rate application.
本文就是根据澳大利亚STA公司的电力线载波通信芯片STALON3000A进行系统的设计。
This system base on power line communication chip STALON3000A which manufactured by STA company in Australian.
阐述了电力线载波通信参数和存在的电磁辐射问题，并就辐射产生的原因与影响进行了分析与探讨。
This paper discusses the electromagnetic radiation parameters in the PLC networks, and the origin and influence of the radiation are analyzed.
实践证明，以扩频调制、解调为基础的电力线载波通信方案可获得较高的通信速率和较低的误码率。
It has been proved in reality that a PLCC based on spreading spectrum modulation and demodulation can achieve a higher communicating rate and a lower bit error rate.
但是它们都非常的昂贵，不能普及，本文针对此，设计了电力线载波通信网络的网络性能虚拟测试仪。
But they are very expensive and can't be popularized. So because of it, I design a performance test virtual system of power line carrier communication network.
最后，在现有的分析及论证的基础上，建立了一个车间级分布式电力线载波通信控制子系统硬件组成模型。
Finally, with analysis and argumentation, this thesis attempts to construct a model of the hardware compositions of the workshop-level distributed power line carrier communication control subsystem.
该系统具有成本低、易实现等特点，是一种可以用于实现自动抄表的经济可靠的低压电力线载波通信系统。
This system is easily to achieve by using low cost hardware and an economical communication scheme to realize AMR on low-voltage power line.
该系统具有成本低、易实现等特点，是一种可以用于实现自动抄表的经济可靠的低压电力线载波通信系统。
This system is easily to achieve by using low cost hardware and an economical communication scheme to realize AMR on low-voltage power line.
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