通道端點 的英文怎麼說

中文拼音 [tōngdàoduāndiǎn]
通道端點 英文
path end point
  • 通 : 通量詞（用於動作）
  • 道 : Ⅰ名詞（道路） road; way; route; path 2 （水流通過的途徑） channel; course 3 （方向; 方法; 道理） ...
  • 端 : Ⅰ名詞1 （東西的頭） end; extremity 2 （事情的開頭） beginning 3 （門類; 方面） item; point 4 （原...
  • 點 : Ⅰ名詞1 （液體的小滴） drop （of liquid） 2 （細小的痕跡） spot; dot; speck 3 （漢字的筆畫「、」）...
  • 通道 : thoroughfare; passageway; pass; enterclose; gallery; drong; tunnel; avenue; alure; way; row; key ...
  • 端點 : extreme point; [數學] end point; extremity; terminal; end端點檢測器 end point detector; 端點控制 ...
  1. Because of huge data quantum and high demand of channel bit error rate for video transmission, and fallibility, time variability and limited band of wires channel, wireless video system is faced with lots of problems

    由於視頻業務的數據量大、對誤比特率要求高，無線通道又具有易錯、時變和帶限的特點，因此通道的誤比特率要比有線環境大得多，且隨著基站和終端位置、方向的改變而變化很大。
  2. The catv charge and control system is mainly composed of the management software 、 the header data modulator and the terminal charge and control equipment. i am responsible for design catv charge and control equipment and test system. the header data modulator is used to encrypt the control single from computer and transmit it into the appointed frequency. the terminal charge and control equipment demodulate out the control single from data modulator and transmit it to the addressing control part, where the demodulated fsk single is received and well - handled by the cpu unit, decode the unauthorized signals and deliver it to the shut point, shut point make use of capability of wideband anf characteristic of shut, then the signal of illegal customer will be turn off and vice versa, the legal customer can receive the normal signal

    前端數據調制器完成對計算機輸出的控制信號加密處理，將指令碼載送到一指定頻率點。終端收費控制器解調出控制信號，送至單片機尋址控制部分。單片機尋址控制部分接收經fsk數據解調器送來的信號，送入cpu單元后，解出不授權信號，然後向關斷部分送入信號，關斷部分利用pin二極體的寬帶工作能力以及關斷特性，實現對非授權用戶或者非法用戶的信號關斷，使之不能正常收視，繳費用戶進行開通正常收視，達到控制用戶通道的管理。
  3. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影（ dsa ）成像系統的組成結構和數據流向進行了深入研究和分析，並對系統中的數據流向進行了完整的歸納和總結，給出了x線數字成像系統中的高速大容量數據通道的設計方案；在對sdram的控制方式做了深入探討后，給出了實現大容量多條sdram共同工作的解決方案，在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲；通過對pci總線介面的深入研究，優化後端狀態機設計和低層驅動程序開發，給出了完整的pci介面方案實現高速dma數據傳輸，完全可以滿足視頻傳輸要求；深入研究了基於大規模可編程器件的數字系統設計方法，針對通用fifo使能信號漂移、輸出數據難于建立和保持等設計難點，提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統穩定性的解決方案，從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。
  4. With the characteristics of the underwater acoustic channel, media access control protocols at data link layer adopt the maca protocol which uses rts - cts exchange to solve the hidden and exposed situation and automatically control power

    在數據鏈路層的設計中針對水下聲通道的特點，對于介質訪問控制協議採用了maca協議，它使用rts - cts控制報文握手機制來解決uan中的隱蔽終端、暴露終端以及功率控制問題。
  5. The design procedure and the application method of the gprs terminal were introduced in this paper in detail. this paper was divided into several main parts as follow : firstly, according to the dominant demands for the wireless channel, the method using the gprs network was selected as the solution for the design of the wireless data transmission terminal by comparing the characteristics of primary wireless data transmission methods

    本文詳細介紹了該gprs終端的設計過程及該終端在無線抄表系統設計方案中的應用，文章主要分為以下幾個部分：第一，針對目前對無線數據傳輸通道的需求，分析了目前主要的幾種無線數據傳輸通道設計方案的特點，論證了設計gprs無線數據傳輸終端的必要性。
  6. 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。
  7. In this special task, shanghai telecom provided in total 2, 540 telephone lines, more than 50 private lines for government and media use, 72 fiber cores, 982 adsl ports and 107 isdn ports. 13 sets of satellite antennas were employed ( including 5 emergency sets and 10 leased satellites ), tv signal transmission amounted to 355 times with an overall transmission length of 8, 716 minutes. all the 150 news booths were provided with 8 information points ( 4 internet jackets and 4 phone jackets )

    上海電信在這次通信服務中，共提供電話線2540條，政府和媒體專線50多條，光纖72芯， adsl網路埠982個， isdn埠107個;啟用13付衛星天線（其中機動衛星天線5付、租用10顆衛星） ；傳送電視355次，總傳送時長8716分鐘； 150間新聞工作間每間都提供8個信息點（ 4個上網通道、 4個電話通道） ； 1000cm2的新聞工作大廳安裝了400個終端。
  8. Traditional delay estimation based on ica requires the trail sequences to initialize the receiver, but the new algorithm based on ica does not need the trail sequences. it is based on the channel character of downlink, using the ica algorithm to estimate the multi - path mixture matrix, then, find the delay information which is embodied by the column vector of the mixture matrix. the simulation results show that it does enhance the performance of traditional detector without wasting the invaluable frequency resource

    傳統的通道估計演算法需要訓練序列使接收端的參數調整到理想狀態，而本文提出的基於ica的通道估計的多用戶檢測演算法不需要訓練序列，它是利用下行通道的固有特點，用ica的盲源分離法估計出多徑通道的卷積矩陣，從而從中提取出通道的延遲信息，模擬實驗結果證明這種方法在節省了頻譜資源的同時取得較好的估計效果，使得傳統的接收機的誤碼性能得到了很大的提高。
  9. In deep sub - micron technology, the scale of integration and the degree of complexity of circuit increase rapidly, it is necessary and feasible to adopt non - manhattan model for detailed routing in vlsi physical design. aiming at the current pop point a novel non - manhattan otc router is proposed in section 4. according to the routing algorithm of channel area the new otc router selects nets on cell by using net segment valid controlling column technology, deep searching to column density technology and utilization of vacant terminals technology

    結合通道區域所用非曼哈頓布線演算法的特點，通過採用線網段有效控制列技術、列密度深度探測技術及空端利用技術對單元區可布線網進行有效選擇，成功地實現了該非曼哈頓單元上布線演算法，並將其應用於一些經典的benchmark中，和目前文獻中現有演算法相比取得了更優的布線結果。
  10. The old control system use synchronization electromotor and self - adjust transformer to adjust and control the parameters of ion source, gas leak, focus power etc. the parameters lay on 4mv high voltage terminal, the voltage environment lead the traditionary way of signals collection to failure. in addition the system can not collect and record and query history data automatically

    這些調節參數存在於加速器400萬伏高壓端，導致傳統的數據採集通道無法完成數據的採集，這種控制方式存在著操作不夠靈活方便，調節參數不能採集和自動記錄，試驗的歷史數據無法自動查詢等缺點。
  11. With the trend that cdma will be the dominant multi - access scheme in the new generation of wireless communication, how to apply spatial processing in cdma system has been becoming the emphasis of research in smart antenna. a proper method is space - time processing due to the space - time structure of wireless channel. beamforming can be combined with rake to form 2d rake receiver, which can effectively weaken the enhancement of mai in conventional rake receiver. however a more effective method is to use space - time filtering. these two scheme will be discussed and the structure and realization will be presented

    碼分多址技術逐漸成為新一代通信系統的主流多址技術，如何在碼分多址系統中引入空域處理以改善系統性能是當前智能天線技術研究的重點之一.考慮到無線通道的時空二維結構特徵，一種合理的實現方式是採用時空處理方法，將波束形成技術與時域分集技術相結合;另一種更有效的方法是在接收端採用時空二維聯合處理，對無線通道進行時空二維均衡
  12. However, the wireless communication has the shortages of error often, time delay, and limited broad because of the requirement of large amount of data flow, and high true - false ratio for the video signal. thus the ratio in wireless channel is much larger than that of the wire environment. furthermore, it has large variations with the changes of positions and directions of basement and terminals

    由於視頻業務的數據量大、對誤比特率要求高，無線通道又具有易錯、時變和帶限的特點，因此通道的誤比特率要比有線環境大得多，且隨著基站和終端位置、方向的改變而變化很大。
  13. There are two major technology areas in telephone communications. the first is transmission : equipment and facilities related to a communications path connecting endpoints

    在電話通信中有兩大技術領域：第一個是傳輸，即與連接端點的電信通道相關的設備與設施。
  14. Upstream channels cover in 5 65mhz, which is a part of the bandwidth of high frequency （ hf ） and very high frequency （ vhf ）. it is liable to incur noises ingress onto the band. since hfc system has the tree - and - branch topology between the fiber - node and subscriber units, subscriber units belonging to one fiber - node share the same upstream channel, forming the " noise funneling " effect

    上行頻帶位於5 - 65mhz之間，這一頻帶為高頻（ hf ）和甚高頻（ vhf ）的一部分，此頻帶易受噪聲干擾；此外，由於從光節點到用戶端為樹型分支結構，同一光節點的多個用戶共享同一通道，形成了漏斗效應。
  15. If there are runtimes at both ends of the channel, a virtual channel is created between the two ends, in order to connect the client and server sink chains on either side of the boundary

    如果通道的兩端都有運行庫，則將在兩個端點之間建立一個虛擬通道，以連接邊界兩側的客戶端和服務器接收器鏈。
  16. In hardware design, an integrated multi - center a / d chip is for input signal conversion, cpld and arm empu are the core of fault diagnosis system and information processing. host computer is connected with the system through network technology - which owns certain advantages such as wide range of input signal, powerful processing ability and low power consumption ; also it can be extended as a remote portable terminal

    在硬體設計上，採用集成多通道a / d轉換晶元完成輸入信號的轉換，使用大規模可編程邏輯器件和高性能嵌入式處理器作為故障診斷系統控制和信息處理的核心，採用網路技術實現診斷系統與主機的連接，系統具有前端輸入信號范圍寬，處理能力強，功耗低，可擴展為遠程診斷系統便攜式終端等優點。
  17. The priority controls the order in which competing clients connect to a given endpoint ; higher priority channels connect before lower priority channels

    優先級控制相互競爭的客戶端連接到給定終結點的順序；高優先級通道先於低優先級通道獲得連接。
  18. The second chapter presents the system main station, concentrator, acquisition unit, acquisition module and acquisition terminal, which all are the main parts of electric power remote monitoring system based on can - bus. this chapter also introduces the system ' s top, middle and bottom communication channel, where the top channel is star - type used modem via telephone network, the middle is can - bus, while the bottom rs - 485 bus. the paper refers briefly to the system ' s software, communication protocol, remote monitoring function and characteristic

    第二章簡要介紹了基於can總線的電力遠程監測系統主站、集中器、採集單元、採集模塊和採集終端等各組成部分，介紹了系統的上層星型modem通信通道、中層can總線通信通道和底層rs - 485總線通信通道，對系統的軟體平臺、通信協議、系統的遠程監測功能及該系統的特點進行了概述性的介紹。
  19. Then, a solution of terminal - based atm cryptographic system is proposed, the layout of the security services in such system is considered, and the hardware modules involved are designed and the architectures of them are presented. in addition, a point - to - point secure messages exchange protocol on atm user plane is presented and is integrated into the atm driver. finally, some real world issues are pointed out and some discussions are made

    本文在對atm網路的安全問題進行深入研究的基礎上，參考國外的研究思路，結合國內目前在atm設備開發方面的實際情況，提出了一種基於終端的atm網路安全保密系統解決方案；探討了該系統中各種安全業務的配置情況；設計了其中所涉及到的各種硬體模塊並給出了原理性結構圖；設計並開發了一種利用用戶面用戶通道實現的點到點安全消息交換協議；提出並解決了系統實現時應該考慮的一些問題。
  20. In this thesis, can bus is used as the system bus, concentrating the research on the feasibility of using redundancy can bus technology in large - scale motor vehicle safety performance detecting & control system. this thesis first gives an overall design of the data collection and control system applied to the front end of a large - scale motor vehicle safety performance detecting & control system. regarding that the bus controller, bus driver and bus transfer medium would fail to function easily, the dual mode cold - redundancy structure is adopted in system to ensure the reliability

    本文採用can總線作為系統總線，重點研究冗餘can總線技術應用於大型機動車安全性能測控系統的可行性並進行驗證:首先對基於冗餘can總線的機動車安全性能測控系統的前端數據採集與控制系統進行了總體設計，考慮到總線控制器、總線驅動器和總線介質都是容易出故障的部件，系統採用了二模冷冗餘結構來保障can總線通訊的可靠進行;其次，根據系統需要，設計了基於c8051f021的帶冗餘can總線通道的數據採集與控制模塊，用於採集與處理檢測現場的模擬信號和數字信號，並自行開發了can總線應用層協議以及應用軟體，通過冗餘can總線實現與上位機的可靠通訊;然後，為了驗證冗餘can總線設計方案的可行性，搭建試驗平臺並進行can總線故障切換的試驗;最後對課題的研究工作進行了總結與展望。
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