最后，讨论了电力线通信技术的应用情况和发展前景。
Finally, the power line communication application situation in the domestic and the prospects for development are discussed.
第二部分介绍了协同实验室，电力线通信技术，电力线网络单元等相关概念以及国内外最新的研究进展情况。
The second part introduced relevant concept of collaboratory, power line communication technology, and power line network unit, etc. as well as the latest research progress both at home and abroad.
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.
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.
正交频分复用(OFDM)是实现宽带电力线通信的关键技术。
Orthogonal Frequency Division Multiplexing (OFDM) is a critical technology for the realization of broadband power line communication.
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.
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.
与传统的宽带接入技术相比，高速电力线通信(PLC)具有更强的市场竞争力。
Compared with traditional access technologies, high speed power line communication (PLC) has greater competing power.
本文介绍了一种基于扩频技术的电力线调制解调芯片SC1128，分析其通信特性，与国内外同类产品进行了对比。
This paper introduces a power line modem chip SC1128 based on Expanding Frequency technique, analyzes it' s characteristic and compare it with other modem chips.
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.
OFDM技术以其抗干扰性强，传输速率高成为低压电力线高速通信的主流技术。 信道估计算法是OFDM系统接收端的关键技术之一。
OFDM technique has been the mainstream in low-voltage power line communication because of its good capability against interference and high transmission rate.
理论推导和仿真结果表明，COFDM调制技术适合在高压电力线载波通信中使用，在明显的提高数据传输率的同时降低误码率并增强系统可靠性。
Proved by the theoretic deriving and simulation result, the COFDM modulation technology is well suitable for high voltage PLC with a high transmission speed, low BER and high reliability.
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.
本文主要研究了配电网电力线通信中的正交频分复用技术和动态频谱优化技术。
OFDM and dynamic spectrum optimization technology in the PLC are researched in this paper.
本设计选择采用的扩频技术为线性调频技术，它解决了信号在10KV电力线这样恶劣的通信环境中的传输问题；
The design select the chirp as the spread spectrum technology, which resolve the problem of the signal transmission in such adverse communication circumstances as 10KV power line;
本论文就此问题提出了一种新的井下数据传输方案，即利用电力线载波通信技术通过油井中电力线实现数据的传输。
A new idea is brought for data acquisition in this thesis. Data transmission through the existent power line in the oil well is available.
本论文选用了一种基于扩频技术的电力线调制解调芯片SC1128，通过与国内外同类产品的对比，分析其通信特性和适用性。
This paper introduces a power line modem chip SC1128 based on Spread Spectrum technique, analyzes it's characteristic and compare it with other modem chips.
由于电力线是用来传输电能的，而不是专门通信的，所以作为通信信道会带来很多技术问题。
Power line is designed to transmit electrical energy and is not specially used for communication, so using it as communication channel brings many technical problems.
文中介绍了两种调制技术的基本原理，分析了其在电力线通信中应用的优越性。
This paper introduces the basic principles of the two modulations, and then discusses their advantages for the application in power line communication.
针对目前基于低压电力线网络通信信道编码技术进行了探讨与研究，并在此基础上实现了电力线通信。
The paper explores and makes research on low-voltage power line network communication and channel coding techniques to achieve power line communication.
电力线通信网络 （PLC NET）的推广和应用关键在于其技术体制的建立。
One of the key points of the popularization and application of power line communication network (PLC-NET) is the establishment of its technological system.
电力线通信（PLC）技术是指利用电力线传输数据的一种通信方式。
Powerline communication (PLC) is a way of communication in which powerlineis used as a communication media for data transmission.
从应用角度总结了配电网电力线扩频载波通信技术的国内外现状以及在配电网自动化、楼宇自动化以及公用通信领域的典型应用。
The development of the distribution line communication and its applications in distribution automation, automation of the high- rise buildings and some other public communication areas are al…
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.
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.
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