鏈路傳送 的英文怎麼說
中文拼音 [liànlùzhuànsòng]
鏈路傳送
英文
link transfer- 鏈 : Ⅰ名詞1. (鏈子) chain Ⅱ動詞(用鏈栓住) chain; enchain Ⅲ量詞(計量海洋上距離的長度單位) cable length
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 傳 : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
- 送 : 動詞1 (運送; 傳送) deliver; carry 2 (贈送) give as a present; give 3 (伴送; 送別) see sb of...
- 鏈路 : chain circuit; periodic line; link; link circuit; path of chain
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Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section
在第三章介紹無線光接入系統的光收發單元,採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用,針對大氣通道的特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信的技術,同時還闡述了光接收機包括背景噪聲的噪聲機制和接收靈敏度、誤碼率等指標,最後給出了一個整個傳送鏈路的功率預算。The pre - determined path, consisting of a succession of signalling points / signalling transfer points and the interconnecting signalling links, that a message takes through the signalling network between the origination point and the destination point is the signalling route for that signalling relation
信令路由是從源信令點到達目的信令點所要經過的預先確定的信令消息傳送路徑,包含一系列信令點/信令轉接點及他們之間的互聯信令鏈路。It is particulary suited to multirate signal transmission due to the use of an offset stacked spreading modulation scheme, which simplifies th ' e rate - matching algorithm relevant to multimedia services and facilitates asymmetric traffic in up - and downlink transmissions for ip - based applications
通過調整偏移棧,偏移的大小,可簡化多媒體服務的速率匹配演算法,特別適用於ip網路中上行鏈路和下行鏈路非對稱業務的傳送。The dijkstra algorithm of the least of hops is used for path calculated in olsr. but the protocol only tries its best to transmit data, not considering the state of wireless link
它採用dijkstra演算法計算跳數最短路徑,並盡力而為地傳送數據包,沒有考慮無線鏈路時延、帶寬等狀態和節點擁塞程度,這樣的路徑計算方式已經不能滿足用戶對網路提供服務質量的要求。Two notable characteristics of tcn are as follows : ( 1 ) polling mac strategy is adopted in link layer by iec 61375 - 1 to ensure the certainty of data transmission time ; ( 2 ) train inauguration procedure is devised to realize the automatic allocation of rail vehicle address in the network. the paper consists of two nain parts : 1. a sinulating system of wire twisted bus ( wtb ) inauguration
Tcn的西大特點是: ( 1 )為了保證數據傳送時間的確定性, iec61375 - 1標準在鏈路層採用輪詢機制; ( 2 )由於列車編組經常變化,導致列車總線網路設備地址變化,為此iec61375 - 1設計了列車初運行過程,以實現列車組成變化后車輛地址的自動分配。Send the real - time position, velocity of the moving object. received by gps oem caxd, associaied with the status information of the vehicle devices, to the monitoring centef, by way of the mobile conununication network. the monitoring system, based on some gis software, displays the tracks of the mobile objects on the eiectronic map, and users could supervise and query their iaterested parameters such as the location or velocity of the vehicle, the general information of vehicles, as so on, so that provide bases for vehicle management, improve the efficiency, or assure vehicles against accidents
車輛監控系統是its的重要組成部分之一,它將全球衛星定位技術、地理信息技術( gis )和現代通信技術結合在一起,通過將裝有gps接收機的移動目標的動態位置、速度、狀態等信息,實時地通過無線通訊鏈路傳送至監控中心,在具有強大的地理信息查詢功能的電子地圖上進行移動目標運動軌跡的顯示,並可以對目標的準確位置、速度、運動方向、車輛狀態等用戶感興趣的參數進行監控和查詢,為調度管理提供可視化依據,提高車輛的運營效率,確保車輛安全。Because of fuzzy boundaries between wlan stations, the wlan link layer has a protocol to clear out an area before transmission
由於wlan工作站之間的模糊邊界, wlan鏈路層擁有在傳送前清除一個區域的協議。Many network users use tcp / ip protocols that were composed of a series of protocol layers to finish their communication tasks. the user ' s data information is divided into a great many of data blocks. when the data blocks are transported through the layers of the protocols, they are added the controlled information in their headers
網路用戶終端大多使用tcp / ip通信協議完成信息的傳輸任務, tcp / ip協議是層次結構的通信協議,用戶數據信息被劃分成一個個的數據分段,經過各層協議時,添加上各層協議的控制信息,作為數據分段的頭部信息,這個頭部信息說明了各相應層通信的規則,數據分段經各層封裝后最終形成物理數據幀通過物理鏈路送到通信網路上傳輸。In essence, the intelligentalization of the transfer network is the realization of automatic and dynamic configuration of network nodes and links, dynamic configuration of bandwidths of the links and automatic routing, and the provision of reliable network protection and recovery, by introducing signaling and routing protocols in the transfer network
傳送網智能化其實質是在傳送網中加入信令和路由協議,實現自動動態配置網路節點及鏈路,動態配置鏈路帶寬,自動路由選擇,提供高可靠性的網路保護及恢復等功能。The civil aviation department ( cad ) today ( december 4 ) begins to implement a new data link service for delivery of pre - departure clearance ( pdc ) at the hong kong international airport ( hkia )
民航處今日(十二月四日)開始在香港國際機場推出一項新的航空交通服務。新服務是利用數據鏈路傳送起飛前放行指示。Rtk employs the data communication link to transfer the original observation data or the phase correction data of the known reference station, so the geometric relation between the known reference station and the unknown point can be calculated in the way of online or real - time through rtk
Rtk使用由數據通信鏈路傳送的已知參考站gps接收機獲得的原始觀測數據或相位改正數據,在線式或實時計算未知點與已知參考站的幾何關系,從而得到用戶接收機的精確位置。At the beginning, this paper has some brief dissertation on the basic principle of the dsl and the multimedia data compression, the key technique of sdsl, the transport protocols, and the data transfer system structure based on the twisted - pair. then it gives an analysis of the point - to - point data link protocol ( ppp ) and the real - time transmission protocol in detail, which provide the side - to - side transmission service for audio frequency and video frequency data, and so on based on the these, we developed a multimedia sdsl modem system used to transfer data and phonetic
本文首先對dsl系統和多媒體數據壓縮技術的基本原理、 sdsl的關鍵技術、傳輸協議以及基於雙絞線的數據傳輸系統的結構進行了簡要的論述,並詳細分析了點到點的數據鏈路協議( ppp協議)以及實時傳輸協議,其為音頻、視頻等實時數據提供端到端的傳送服務。可以向接收端傳送恢復實時信號必需的定時和順序信息,並向收發雙方和網路運營者提供qos監測手段。Efm use ordinary ethernet frame to transport oam information but special destination address and type code field, considering epon protocols were standarded last year, most of the network device may not recognize the oam frame above data link layer, so we use linux access link layer method to construct / capture oam frame at l2
Ieee802 . 3ah協議規定使用標準的以太幀作為傳送oam信息的載體,但使用特殊的組播目的地址域和類型/長度域,以區別普通的以太數據。由於協議是2004年剛頒布的,所以現有的網路設備很可能不能識別新的oam幀,這就需要在數據鏈路層對數據包進行捕獲和構造。1 ) realization of software packet embedded in m - es and md - is respectively to accomplish main function of mdlp, including assignment of tei ( temporary equipment identifier ), establishment of multiple frame operation, framing, flow control and error - free transmission of packets, is detailed. 2 ) a test model is established to evaluate the robustness and stability of mdlp and verify the validity of software packets. 3 ) according to the design of radio modem construction used in m - es, the modules of interface between data terminal equipment and radio modem are achieved to enable transmission of short message and continuous pseudo - random bit stream via rs232 uart
本文首先概述了蜂窩數字分組數據網的結構和空中協議,詳細分析了移動數據鏈路協議,並在此基礎上,重點敘述了以下方面的工作: 1 )設計並完成了分別應用於m - es和md - is端無線控制器的兩套程序實現數據鏈路層的主要功能,包括分配臨時設備號、建立鏈路、組幀和面向連接的服務保證分組正確無誤地傳輸,並進行適當的流控; 2 )建立測試模型測試移動數據鏈路協議的可靠性和穩定性,證明了程序包的效用; 3 )根據cdpd系統無線數據機的軟硬體總體設計方案,完成了介面模塊,實現了rs232異步串口通信,使用戶可以根據需要發送短消息或連續的偽隨機比特流; 4 )在tms320c54x的軟體、硬體模擬平臺上,建立了cdpd試驗模型,實現了cdpd系統的mdlp基本功能。Firstly, this paper deals with two topology exchanging protocols and algorithms for packet radio network, which are based on the troditional link status algorithm and have some changes. secondly, a routing algorithm is presented in this paper, which applys to caculating the best route for unicast and multicast transmission under different routing modes. finally, the paper shows some problems and solvements for network management, and some unsolved problems of this system are also discussed
首先,本文討論了兩種是在傳統的鏈路狀態法基礎上作了改進而得到的拓撲交換協議與演算法:其次,提出了一種路由演算法,該演算法可用於在多種路由方式下完成單播、多播傳送的最佳路由的計算;最後,討論了網路管理中存在的一些問題和解決方案,並對系統有待解決的問題進行了討論。Gmpls is developed from mpls gmpls, in which time slots, wavelengths and optical fiber physical ports are used as labels for corresponding data transmit, is the inevitable result of mpls extending to optical networks. by the extended signaling protocols, routing protocols and new link management protocols, gmpls satisfies the requests of intelligent optical networks control automatically and signaling, and so provides dynamic networks resource and improves survivability
Gmpls由mpls演進而來,它是mpls向光層擴展的必然產物。 gmpls將時隙、波長和光纖埠作為標簽用於數據轉發,通過採用擴展的信令、路由協議和新增的鏈路管理機制以適應對智能光網路進行動態控制和傳送信令的要求,動態提供網路資源並增加網路的存活性。All the hosts in the ip multicast communication can join or exit from its multicast communication group freely because no matter how many target addresses there are, only one data package can be transferred on one data route
參與ip組播的主機可在任何位置、任何時間加入或退出組播組。組播可以大大的節省網路帶寬,因為無論有多少個目標地址,在整個網路的任何一條鏈路上只傳送單一的數據包。Data from the network layer is passed to the data link layer for delivery on a physical link, which is normally point - to - point on a wan connection
為了在在實體鏈接上傳送,來自網路層的資料被送到資料連結層,這通常是在廣域網路上點對點的連接。This paper analyzed p - persistent csma / cd protocol and proposed a new adaptive algorithm for the adjustment of the coefficient p by real - time channel traffic sensing based on the feedback control theory, i. e., changing the value of p dynamically through the analysis of networks " flow to control the behavior of the stations sending data frames in the same collision domain, to keep the media channel in an optimal state and to enhance the channel transmission efficiency
該演算法基於對網路流量的分析,在osi物理層通過通道信息量的在線實時檢測,根據反饋控制的原理,在數據鏈路層動態地調整控制輸入參數p ,從而控制站點發送分組數據幀的行為,使通道處于最佳的傳輸狀態,提高通道的效率。Wan standards typically describe both physical layer delivery methods and data link layer requirements, including physical addressing, flow control, and encapsulation
廣域網路標準典型地描述實體層的傳送方法和資料鏈結層的需求,包括實體層定址,流量控制和封裝。分享友人