power line communications 中文意思是什麼

power line communications 解釋
電力線通信
  • 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...
  • communications : 溝通
  1. According to the principle of spread spectrum communication, the anti - interference performance of the technology is discussed and the composition of power line spread spectrum communication is described. based on the spread spectrum technique, a method which is low cost, high communications quality and low bit error for power line carrier communication using single - chip software programming is proposed

    利用擴頻通信原理，分析擴頻通信的抗干擾特性，在此基礎上，闡述了電力線載波通信系統的基本結構，提出了一種利用軟體編程實現電力線載波擴頻通信的方法。該方法不增加硬體成本，即能達到提高通信質量、降低誤碼率的目的。
  2. Benefit from the rapid growth of domestic power line communications network, we are committing to manufacture, sales and research of cable anchoring and control hardware and systems for opgw and adss optical fiber. in order to satisfy the growing demand from domestic and overseas customers, we succeed in designing patented series products of anchoring system for both optical fiber and communication power line by absorbing international advanced technology and procedure

    公司著眼于電力行業的高速發展，長期致力於opgw和adss特種光纜及電力線纜的預絞絲配套安裝金具產品的開發生產和銷售，並結合國內外用戶的實際需求，引進和吸收國內外先進的技術工藝，成功研發出自主知識產權的全系列光纜配套金具和電力線路用螺旋預絞絲導線金具。
  3. This thesis presents the studies of the physical layer of power line communications, which is an ofdm - based transmission system. it gives feasible algorithms, and primary implementation of some key modules is discussed as well

    本文主要的研究對象使基於ofdm的電力線載波通信傳輸系統的物理層，對電力線載波通道進行了著重的分析，給出響應的估計演算法以及硬體實現模塊。
  4. 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。
  5. Power line communications

    電源線通訊
  6. The automation system used in afore - mentioned no. 2 line are siemens s7 series while the drive system are the siemens 6se70 series of all digital ac drive system with a uniform common dc power bus supply. the hmi system is wincc system which presents good visional interfaces. l1 communication uses profibus which adopts tcp / ip protocol for communications with welder, thickness gauge, air knife and l2

    攀鋼冷軋廠2 #鍍鋅鋁機組基礎自動化系統設計採用西門子s7系列，傳動採用西門子6se70系列全數字交流傳動系統並由統一的公共直流母線供電， l1人機界面採用wincc系統，為生產操作提供了較好的可視化界面， l1通訊採用profibus總線，與焊機、測厚儀、氣刀、 l2等採用tcp / ip協議。
  7. That may delay some of the most appealing applications for power - line communications. “ you could plug a cable or satellite video receiver into any outlet in the home and then plug your tv in anywhere and move it around at will, ” reed muses. “ or you could add a virtual second phone line

    想想看，未來只要將纜線或是衛星電視接收器插進家中的任一插座，看電視時，插頭想插哪裡就插哪裡，完全不受限制，利德沉吟道，或者你也可以加一條虛擬的電話線。
  8. 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。
  9. Bluetooth is a short - range wireless data and voice communications technology, is the ieee802. 15 agreement as a low - power, low - data - rate, low - cost technologies, which is very suitable for home automation, security system and lo5a8w - data - rate transmission between low - cost equipment, bluetooth technology is in line with the development of information appliances optimization technology is well - suited to the requirements of domestic intelligence, will in the future smart home were widely available

    藍牙技術是一種短程無線數據與語音通信技術，屬于ieee802 . 15協議，作為一種低功耗、低數據速率、低成本的技術，非常適合於家庭自動化、安全保障系統及進行低數據率傳輸的低成本設備之間，藍牙技術是很符合信息家電發展的優選技術，很適合家居智能化的要求，必將在未來的智能家居中獲得廣泛應用
  10. 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。
  11. Signs to name " huachen " " china " as its theme, design elements, huachen service reflects the whole concept of chinese territory, signs line interface, accessible everywhere. precisely reflect the characteristics of the power and communications industries

    標志以企業名稱「華辰」的「華」為主題設計元素，體現出華辰企業服務整個華夏大地的概念，標志線條縱橫交錯，四通八達，無處不在，恰好的體現出電力及通訊的行業特色。
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