bandwidth switch 中文意思是什麼

bandwidth switch 解釋
帶寬選擇開關
  • bandwidth : （帶寬）：電纜，鏈路或系統傳輸數據的能力。
  • switch : n 1 （樹上折下的）細樹枝；軟鞭子；鞭打。2 假發；（尾巴上的）毛簇。3 〈美國〉【鐵道】道岔扳子，軌...
  1. The control tactics of space voltage vector are investigated, and the simplified algorithm which judges the sector location of reference vector and calculates switch operation time is put forward. by analyzing the current hysteresis control, the relation between switch frequency, and hysteresis bandwidth and input inductance of pwm rectifier is deduced. by applying instantaneous power theory, the principle of pwm rectifier power control is analyzed, and the direct power control by matlab toolbox through estimating active power and reactive power with virtual flux is realized, and the simulation results prove that it is correct

    對常用空間電壓矢量控制策略進行分析，提出了給定參考矢量所在區間判斷的簡化方法，以及電壓矢量作用時間的求取方法；分析了電流滯環控制策略，推導出開關頻率與滯環帶寬以及整流器輸入電感之間的關系；應用瞬時功率理論分析pwm整流器功率控制原理，通過虛擬磁鏈估計有功功率和無功功率，用matlab實現了直接功率控制，並驗證了該控制方法的正確性。
  2. The paper first reviews the research background and actuality of the filter " s design in china and other country, introduces the meaning of the project and the work of the paper, narrates the theory of the switched - capacitor network and the basic switch building blocks, analyses the related factors of the design of sc filter. such as the selection of the architecture, the trade off of the opamp " s gain, bandwidth, phase margin, slew rate and setting time, the effect of the switch " s on resistor, how to reduce the charge injection and the clock feed - through, the power consumption and the selection of the sampling frequency and so on

    本文首先回顧了濾波器設計的國內外研究背景和現狀，介紹了本課題提出的意義以及本文的主要工作，論述了開關電容網路原理和基本開關模塊，分析了開關電容濾波器設計的相關因素：電路結構的選擇，對運算放大器設計中高增益、寬帶寬、相位裕度、轉換斜率和建立時間等的折中考慮，開關的打開電阻對電路的影響，開關電容電路中怎樣減少電荷注入和時鐘饋通，以及整個電路的功耗問題和采樣頻率的選擇等。
  3. The software system provides the switch with the ability to support each user monopolize lombps bandwidth, through which the user can use vod, voip and other digital services, and it also allows the switch to support multicasting, trunk, and traffic isolation. this thesis consists of five parts. the first chapter introduces ethernet access technologies and requirements for the switches

    通過軟體系統的配置，接入交換機能夠使用戶獨享10mbps帶寬，使用視頻點播、 voip等實時業務，支持組播以提高網路帶寬的利用率，支持鏈路聚合，在互連交換機的多條可用的物理鏈路間實現自動的負載均衡。
  4. The usual method to broaden the bandwidth of the pin diode switch is combining the pin diodes with stub filters : when under reverse bias, the didoe is part of the filter, the transmission bandwidth is broadened ; when under forward bias, the structure of the filter is destroyed, signal is isolated

    Pin二極體開關展寬頻帶的方法一般是把pin二極體結合進短截線濾波器，使pin二極體在反向偏置時作為濾波器的組成部分，以展寬開關在傳輸狀態下的頻帶；當二極體正向偏置的時候，濾波器的結構被破壞，起到隔離的作用。
  5. Generally, sites that offer the ability to switch between languages or bandwidth options force visitors to start over from the front of the site

    通常，提供在各種語言之間或在帶寬選項之間轉換能力的網站，會讓訪問者們在該網的前面做出重新選擇。
  6. The major achievement of this dissertation is outlined in the following : 1. investigate the potential effect of switch routing on end - to - end service quality with both theoretical and experimental methods : it is found that service quality of lsp is better than that of ip routing if load on router is low or end - to - end bandwidth reservation is implemented, but lsp is more sensible to load on router. mpls must be used in company with policy based routing and packet classification to provide end - to - end qos service in internet ; 2

    使用理論分析和實驗測試相結合的方法詳細分析了交換路由對端到端傳輸質量的影響：研究表明，在鏈路輕載或預留帶寬的情況下，交換路由系統對數據流的服務質量優于傳統路由系統；只有綜合應用策略路由、數據報分類調度和標簽交換才能有效實現internet環境下對端到端服務質量的控制； 2
  7. And to improve the efficient of the packet switching, researchers suggest people use the parallel packet switches ( pps ), and pps has been studied as a way to overcome the memory bandwidth limitation and to scale - up switch speeds

    在網路速度要求不斷提高的情況下，存儲器件速度跟不上需求，許多的研究者提出嘗試使用多平面的交換結構提高數據交換的速度，解決高速網路中的交換問題。
  8. This kind of switch hub has characteristics such as dynamically allocating the whole bandwidth of one onu between all users connecting the switch hub, ability to connect ethernet

    另外我們還設計了一個可以讓多個用戶共享同一onu的交換式集線器。它允許多用戶共享同一onu並且其總帶寬在用戶間動態分配。
  9. The demand for higher transmission capacity and higher bandwidth to the user by multiservice and multimedia application, has put asynchronous transfer mode ( atm ) based on architectures at the forefront of several competing switch technologies

    Atm （ asynchronoustransformmode ） ? ?異步傳輸模式網路技術，是當前寬帶網路（如adsl 、 vdsl等）的核心技術，自1994年以來已從實驗室研究大量走向實際應用。
  10. By installing an ethernet switch, users can provide stations with dedicated 10m bit / sec bandwidth without changing network adapter cards

    通過安裝一個以太網交換機，用戶就能擁有10兆位/秒專用帶寬的工作站，而無須更換網卡。
  11. Through performance analysis under multi - priority burst traffic, we demonstrate that the load - balancing algorithm is efficient, and the switch system not only provides excellent performance to real - time traffic, but also efficiently allocates bandwidth among other traffic of lower priorities

    另一方面，隨著計算機網路的普及和終端用戶的增多，網路流量和業務種類呈現爆炸性增長，這就使得探討核心路由器中如何取得更好的qos控制具有重要的研究意義和廣闊的應用前景。
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