電力線通信 的英文怎麼說

中文拼音 [diànlìxiàntōngxìn]
電力線通信 英文
plcn
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 通 : 通量詞（用於動作）
  • 電力 : [電學] power; electric power電力變阻器 power rheostat; 電力捕魚 electrofishing; 電力潮流 directio...
  • 通信 : communication; communicate by letter; correspond
  1. A new design and simulation for analogue forepart filter in low voltage power line communication

    低壓電力線通信模擬前端濾波器的設計與模擬
  2. Adsl splitter and transformer, lan transformer, rj45 jack integrated with magnetics, home plug turbo ( 85mbps ) plc to ethernet bridge, inverter modules for ccfl

    漢仁公司主要設計和生產通信網路分離器、變壓器、濾波器、電力線通信設備、背光源驅動模塊、電源等產品。
  3. The first part of the dissertation covers power line communication technology, focus on theory analysis

    本論文的第一部分主要介紹了電力線通信技術，偏重於理論分析。
  4. Great intermittent noise, wide variety of impendence along with the load and great attenuation of signals have restricted the further utilization of power line

    但是，電力線通信通道存在間歇性噪聲大、阻抗隨負載變化大、信號衰減大等缺點，嚴重製約了它的有效利用。
  5. This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller

    本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上，將通信理論中的直接序列擴頻技術（ dsss ）用於解決低壓電力線通信的干擾問題，主要研究內容如下： （ 1 ）用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析，分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析，驗證dsss技術在本系統中的可行性； （ 2 ）由dsss技術對濾波系統的要求，根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路； （ 3 ）用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路，構造出低壓電力線載波通信系統，並採用atmel公司的單片機設計了接收和發射電路的微控制器； （ 4 ）分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗，並對結果進行分析，驗證了dsss技術對干擾信號的抑制作用。
  6. Considering the requirement of communication network, a local area computer communication system of plc based on usb interface was given after analyzing the application model of plc. then after theoretical analysis and digital simulation, the plc modem and the computer interface models were designed. the design of software about the two models was also finished

    本文首先介紹了電力線通信技術在國內外的研究概況，分析了電力線載波通道的傳輸特性，討論了適合於電力線通信的擴頻載波通信方式，然後結合通信網路的要求，在分析電力線通信應用模式的基礎上，提出了一種基於usb介面的室內計算機電力線通信方案，進行了理論上的分析和數字模擬，設計了電力線modem模塊和計算機介面模塊，編制了相應的軟體程序，並對軟體進行了測試分析。
  7. 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。
  8. 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。
  9. The comparison of cdma and ofdm techniques used in boardband plc

    技術在寬帶電力線通信中的應用比較
  10. Technology and application of communication via low voltage power line

    低壓電力線通信技術及其應用
  11. The budding power line communication

    初露頭角的電力線通信
  12. Problems in power line communication and the methods to resolve them are discussed

    討論了電力線通信存在的一些問題及解決方法。
  13. Noise characteristics analysis of ofdm system in low - voltage power line communication channels

    的低壓電力線通信系統通道噪聲特性分析
  14. Under this background, the need for a power line communication chip, suited to the channel character of our country, came out

    本文在這一背景下進行了嘗試，研究如何設計電力線通信晶元。
  15. With the worldwide low - voltage power networks, power line data communication has a extensive practicability

    由於低壓電力網幾乎覆蓋整個人類生存空間，因此電力線通信具有廣泛實用性。
  16. An in - building power line data communication system is built using dsss and qpsk technology and its important parameters are presented

    使用直接序列擴頻及qpsk等通信技術構建了室內電力線通信系統，給出了主要的技術指標。
  17. Then, it analyzed can and canopen application layer, including : real - time characteristics of can, the core of canopen - od, all kinds of communication objects, the allocation of cob - id and some device profiles. and xcanopen was brought forward for implementing of canopen in power line communication. then, on the reference design platform of freescale - agilent, xcanopen ’ s two standard software interfaces, bottom driver and function of communication and network management based on canopen were implemented

    本文詳細分析了低壓電力線通信數據機的結構與工作原理;分析了can協議及其可以保證數據實時可靠傳輸的實質，剖析了應用層協議canopen ，著重解釋了canopen的核心?對象字典od 、各類通訊對象、標識符的分配，以及一些設備子協議（ deviceprofiles ） ，並提出了在電力線通信上實現canopen的解決方案? xcanopen框架;在基於freescale - agilent電力線通信的參考設計平臺上實現了xcanopen的兩個標準軟體介面，電力線通信底層驅動軟體的設計以及基於canopen協議棧的節點通信和網路管理功能，達到了使用canopen協議來實現電力線通信的標準化模塊的目的;最後，在canopen數據通信的實時調度上做了進一步的改進探索研究。
  18. Spread spectrum technique, which can handle variable adverse environments, exhibits unique qualities that have a number of advantages in anti - jamming, anti - noise, reduction of multi - path interference, low power spectral density, privacy, selective addressing and code division multiplexing

    擴頻通信技術具有優越的抗干擾、抗噪音、抗多徑衰落性能，能在低功率譜密度下工作，具保密性、可多址復用和任意選址，能有效克服各種惡劣的通道特性，目前廣泛應用於移動通信、雷達、導航、測距、電力線通信等領域。
  19. 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。
  20. The communication technology of electric automatic system is discussed. it principally studies the technology of organizing nets, the communication technology of low pressure electric line and the technology of spread spectrum communication. it gives the project that power line carrier and direct sequence spread spectrum communication are combined with automatic dial - up passing modems for daqing automatic reading meter system

    探討了電力自動抄表系統的通信技術，重點研究了組網技術，低壓電力線通信技術，擴頻通信技術，提出了在大慶電力自動抄表系統中利用公眾電話網通過數據機自動撥號、電力載波和無線直接序列擴頻通信相結合的數據傳輸方案。
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