plc power line communication 中文意思是什麼

plc power line communication 解釋
電力線通信方式
  • plc : 電力線通信技術
  • power : n 1 力，力量；能力；體力，精力；（生理）機能；〈常 pl 〉才能。2 勢力，權力，權限；威力；政權；權...
  • line : n 1 線；繩索；釣絲；測深度用繩，捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  • communication : n. 1. 通訊，通知；交換；信息；書信，口信，通報。2. 傳達，傳授；傳播；傳染。3. 交通，交通機關；聯系，連絡（設備）。4. 【宗教】接受聖餐。
  1. Firstly, the airborne electromechanical system, the development of bus protocol, power line channel and power system are described in the dissertation ; secondly, the algorithm of qpsk and root raised cosin are discussed ; thirdly, the designation of the hardware and software of the modem board, based on qpsk, built up with dsp and cpld are given. the high - speed data transporting card of airborne electromechanical communication system, which is based on plc, are put forward in our country

    本文介紹了飛機電力線載波數據通信系統的結構，並對低壓電力線的通道特性進行了分析；對qpsk調制演算法及均方根升餘弦低通濾波演算法進行了詳細論證；設計出基於qpsk的調制解調模塊，並在此基礎上，研製出以dsp和cpld為最小系統的調制解調硬體電路板，開發了調制解調模塊電路板的應用軟體程序。
  2. Various buildings have power lines access. different from the common internet, the plc ( power - line communication ) is not a long - distance correspondence, but the " last mile ” communications access

    與常見的internet不同，電力線通信（ power - linecommunication ）由於通信線路的特點，不是一種遠距離的通信方式，它適合「最後一英里」 （ lastmile ）的通信接入。
  3. In the system, the low voltage power line is the first signal tunnel without any other relay equipments between customer terminal and substation collector, public telephone line serves as the second signal tunnel between substation and management center computer. as a breakthrough of conventional concept of electricity meter, this thesis initiate a new concept, namely, intelligent power customer terminal ( shortly, customer terminal ), which is developed with spread spectrum plc communication functional and possesses many advanced functions, such as, in addition to electric energy acquisition, guarding against electricity pilfering, preventing wrong connection, protecting malfunction, remote communication ( for example, remote power supply or halt, remote configuration of electricity meter, remote load control, etc ), and so on

    本文首先系統地總結了目前國內外低壓電力網數據傳輸技術的研究現狀和存在的問題，在此基礎上，從理論上論證了在低壓電網上應用擴頻載波數據通信技術的可行性和優越性，並重點論述了擴頻載波技術抗電力線噪聲干擾的機埋；本文提出了一個新穎的基於低壓電力線擴頻載波通信技術的集中遠抄系統的總體方案，即由用戶終端、集中器和電能管理系統所組成的網路系統，其中，用戶終端到配變集中器用低壓電力線作為通道，中間無需其他硬體中繼設備，集中器到電能管理系統用公用電話網作為通道。
  4. Then the hardware and software conceptual design of the homenet based on x - 10 is given. chapter seven discuss the plc ( power line carrier ) communication technique in detail. and then described the plc communication technique based on cebus and x - 10 respectively

    第七章在對電力載波通訊技術加以剖析的基礎上，分別對基於cebus和基於x - 10協議的電力線載波通訊技術進行了詳細的論述。
  5. The power line communication ( plc ) is a kind of rising communication mode differing from traiditional communication such as telecommunication, telephone, radio communication, etc., in that the plc transfers data and exchanges information by means of power line network

    電力線通信是繼電信、電話、無線通訊、衛星通訊之後的又一通信網。電力線載波通訊就是以電力網作為通道，實現數據傳遞和信息交換。
  6. On the other hand, recent advances in communication and modulation methodologice, as well as in adaptive digital signal processing and error detection and correction, have opened the way for the development of effective medium access control and physical layer protocols that support power line communications ( plc ) networks operating at speeds comparable to those obtained from specially wired and more recent wireless local area network in mid - 2001, an industrial standards organization called the homeplug powerline alliance, originally founded by 13 companies including cisco, motorola, intel, panasonic, and texas instruments, announced the completion of the homeplugl. o specification for a l. 0mb / s class in - home power line networking technology based on orthogonal frequency - division multiplexing ( ofdm )

    但是，近年來通信和調制技術的發展，特別是自適應數字信號處理和錯誤檢測及糾正技術，使電力線通信技術出現新的mac層和物理層協議，其性能可以和一些專用有線網路以及最近十年流行的無線局域網技術想媲美。在2001年，一個由13個公司（包括cisco ， motorola ， intel ， panasonic ， andtexasinstruments ）組成的組成的標準組織? ? homeplugpowerline聯盟，頒布了完整的homeplug1 . 0規范，改規范使基於正交頻分復用技術，主要針對10mb s室內電力線網路技術。
  7. Power line communication ( plc ) is a communication mode using the power line

    電力線通訊（ powerlinecommunication ）簡稱plc ，是利用現有電力傳輸線作為傳輸媒介的一種通訊方式。
  8. Power line communication ( plc ) and the characteristic of power line channel are introduced. the scheme based on ofdm is proposed. the performance of the ofdm in power line channel is analyzed

    介紹了電力線通信（ plc ）及電力線通道特性，提出了基於ofdm的實現方案，並對ofdm通道進行了估計，對電力線上的ofdm信噪比進行了分析。
  9. In the field of traditional power line carrier ( plc ) communications, the modulation - demodulation cells of plc were implemented in means of analog method. the traditional plc systems can ’ t catch up with the market demands for higher communication quality

    在傳統的電力線載波通信領域，電力線載波機的調制解調單元都是用模擬器件實現的，這種傳統的載波機已不能完全滿足現有市場對通信質量的要求。
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