Posts Tagged ‘power line communication’:

Design of Colliery Spray-Dust Control System Based on Power Line Communication

Coal face is the most important working environment in coal mining, with the development of large-scale and mechanical coal mining, the quantity of dust is increasing constantly. The damage of a great deal dust is very seriously, it can bring the mine worker with occupational diseases, and also be a hidden danger of accident in

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Design of Colliery Spray-Dust Control System Based on Power Line Communication

Coal face is the most important working environment in coal mining, with the development of large-scale and mechanical coal mining, the quantity of dust is increasing constantly. The damage of a great deal dust is very seriously, it can bring the mine worker with occupational diseases, and also be a hidden danger of accident in

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Routing Algorithms in AMR Systems Based on Power Line Communication

on April 8th, 2013 by - Comments Off

In recent years, the technology of low-voltage power line as communication media transmitting data has been studied intensively and got wide application in projects such as auto meter reading(AMR) systems, intelligent buildings, and street light control systems. Being a channel originally designed for transmitting energy instead of messages, the power line is of course not

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The Design and Implementation of Home Power Line Physical Layer Communication System

Home power line communication system exploits power line to the transmission of data. It has many superiorities like large numbers of users, widely distribution and no rewiring. Home PLC system can be used as an effective means of home network communication. However, the PLC channel exists multi-path fading effects and has many kinds of channel

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Research on Narrowband Interference Rejection for Power-Line Communication Systems

Recently, broadband Power-line Communication (PLC) has been a hot research topic in the world with its advantages of wide coverage, no wire line and convenient connection and is expected to be the solution of the “last mile” for the Information Superhighway. However, power-line channel is plagued with numerous difficulties, including multipath distortion, narrowband interference (NBI)

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A Novel Power Line Communication Based Home Energy Management System

Home energy management system (HEMS), a key user side component of the smart grid, is significant for reducing the energy consumption. This paper designed and implemented a home energy management system based on power line communication (PLC). The system is used for monitoring and managing the energy use of appliances. In this paper, the following

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Study on Communication Protocol and Routing Algorithm for Low Voltage Power Line Network

Low Power Line Carrier Communication, due to the world’s most widely distributed medium, has been concerned by academia and industry extensively. However, the power line was originally designed for the transmission of electrical energy, when used for data communication, the Low-voltage power line channel represents high attenuation, high noise and time-varying characteristic, resulting in data

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A Study of Application About Ofdm in Power Line Communication

Power Line Communication referred to as Power Line Communication isthe use of low-voltage distribution network transmission of multimediasignals a line of communication,along with the development of power systemdevelopment,it is the full use of existing power line network resources,andas information transmission a method of communication medium. As thepower line network extending in all directions,widely distributed,can beextended

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Research on Reducing Peak-to-average Power Ratio of Orthogonal Frequency Division Multiplexing System in Power Line

Power Line Communications, also called PLC, refers to a mode of transmission ofsignals, such as language and data etc., by power lines. Orthogonal Frequency DivisionMultiplexing, also called OFDM, is a critical technology for the realization of PLC. TheOFDM, which has an excellent resistance against multipath fading and interference, is animportant technique of data transmission. However,

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Research and Application of Error-Correcting Codes in Power Line Communication

on May 18th, 2012 by - Comments Off

In order to improve the reliability of the power line communication, the design of error-correcting code is researched chiefly in this paper. Firstly, the noise and attenuation characteristics of power line channel are measured and analyzed. The channel noise and attenuation model are simulated by MATLAB. Secondly, based on the analysis of the traditional BCH

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