通信轉接部件 的英文怎麼說

中文拼音 [tōngxìnzhuǎnjiēbùjiàn]
通信轉接部件 英文
communication switching unit
  • 通 : 通量詞（用於動作）
  • 轉 : 轉構詞成分。
  • 接 : Ⅰ動詞1 （靠近;接觸） come into contact with; come close to 2 （連接; 使連接） connect; join; put ...
  • 部 : Ⅰ名詞1 （部分; 部位） part; section; division; region 2 （部門; 機關或組織單位的名稱） unit; mini...
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  • 通信 : communication; communicate by letter; correspond
  • 轉接 : change-over; throw-over; switch; transfer; transit; reset; adapter coupling; built-up connection
  • 部件 : component; unit; parts; assembly; subsystem; secundina （pl. secundinae）
  1. To utilize the advantages of dsp chips, the system should be computing sources economical. according to digital signal processing theory, the poly - phase fir can help reduce the workloads of the ddc / duc. therefore, adding the complex carrier mixers, the channelization system ( a method of using a single wideband facility to transmit many relatively narrow - bandwidth signals. by subdividing the frequency spectrum used in the wideband channel ) can be formed utilizing the characters of fft

    為了使開發出的軟體可以適用於高速dsp器件開發，節省系統資源，課題首先從數字信號處理的理論進行分析，得出可以利用抽樣率轉換的數字濾波器的特點，即多相濾波實現數字上下變頻計算負擔的減小，之後進一步將多相濾波器與頻譜搬移部分結合，通過公式的推導，得出可利用快速傅立葉變換的特點實現多路信號的通道化發射和接收的處理模型。
  2. 2. dynamically organizing cad graphics information taking the product structure tree as data structure, which links assembly information and geometry information ) the gathering agent can automatically converts assembled relationship into hyperlink relationship of vrml files, so the system could implement a strategy of integrated and visualized sharing approach based on the web - based visualized product structure tree. 3

    產品cad圖形信息的動態組織建立以產品結構樹為中心的數據組織結構，通過採集agent自動地將產品的裝配關系轉化為相關零部件vrml文件間的超鏈接關系，使系統能以「可視化結構樹」的形式進行有效地產品cad圖形信息發布。
  3. Although there have been many application instances in the field of input / output device technology, we need an specific project and technology route aimed at an given application. in this thesis, we combine the introduction and analysis of relative technology to describe the accomplishment of a coordinate collecting device which is based on incremental rotary encoder. this device is an specific device applied to collect the corrdinate displacement of ground image ’ s three - dimensional model created by full digital photogrammetric station. cpld chip and vhdl are applied in this device to carry out the following work : phase control of the electrical pulse created by incremental rotary encoder, counting the number of electrical pulse, controling the state of signal processing circuit, exchanging data between this circuit and pci control

    本文結合相關技術的介紹和分析，描述了一個基於增量式旋轉編碼器的坐標參量採集介面卡的實現，此介面卡是一種用於採集全數字攝影測量系統地面影像模型坐標位移量的專用設備，該設備採用cpld器件和vhdl語言實現增量式旋轉編碼器的脈沖信號鑒相和計數、信號處理部分的狀態控制以及和pci總線晶元ch365之間的數據交換和通信功能，同時該設備的驅動程序基於wdm模式，並且配置有結構良好的動態鏈接庫程序作為系統軟體和驅動程序之間的數據和控制交互中間介面，能夠方便地運行在windows98 / 2000 / xp操作系統平臺上，具有實時性強、工作穩定、通用性較好和性價比高等特點。
  4. Then we explicate the hardware design in details, including implementing ad convert, extending multiple serial communications and external memory, and using cpld do some logic controls. thereby we implement abundance simulation interface, flexible digital interface and serial communication interface. at last we describe the software design, including software design of cpld basing on vhdl and software design of dsp

    本文首先介紹飛行模擬訓練系統的主要組成；接著說明飛控計算機整體系統方案的設計；然後詳細說明飛控計算機硬體平臺的設計，包括ad轉換、多串口通信、外部存儲器的擴展以及採用可編程邏輯器件cpld實現電路的邏輯控制等幾部分，體現了系統豐富的模擬介面、方便靈活的數字介面和串列通信介面；最後是軟體部分的編程，包括cpld部分的硬體描述語言程序設計，和dsp部分相關的程序設計。
  5. Communication cables - specifications for test methods - part 1 - 13 : electrical test methods - coupling attenuation or screening attenuation of patch cords coaxial cable assemblies pre - connectorised cables

    通信電纜.試驗方法規范.第1 - 13部分:電氣試驗方法.轉接線同軸電纜組件預連接電纜的耦合衰減或濾屏衰減
  6. Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically

    本文在原有vxi總線四通道計數器模塊的設計基礎上，通過對原模塊缺陷的分析，採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度，將原模塊中的所有數字電路全部集成在fpga晶元中，這樣不僅能節約成本，還能提高電路的可靠性和測量精度;採用高速的數字信號處理器（ dsp ）取代原有的單片機作為協處理器，來接收vxi發來的各種命令，分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號，能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平，該比較電平值能夠根據實際需求進行設置，能增強模塊的使用靈活性。
  7. By adopting the layered architecture, two - lever state machine, message queue based publish / subscribe pattern and rules expressed in xml, by using technologies involved in activex, xml and distributed components, icall - aldp provides application developer with supports as rule - based flow process, asynchronism and concurrent message process, external system communication - oriented protocol - transform, and dynamic expand of components

    通過使用activex控制項的動態加載機制、連接外部系統的通信協議轉換機制和基於元數據的柔性機制，增強了平臺的可擴展性。在設計和實現中採用了activex 、 xml 、設計模式以及分散式構件等技術，實現了基於規則的流程處理、支持並發與異步的消息處理以及構件動態擴展的功能。
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