有源轉換器 的英文怎麼說

中文拼音 [yǒuyuánzhuǎnhuànqì]
有源轉換器 英文
active transducer
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 轉 : 轉構詞成分。
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 器 : 名詞1. （器具） implement; utensil; ware 2. （器官） organ 3. （度量; 才能） capacity; talent 4. （姓氏） a surname
  • 有源 : [電學] active有源電路 active circuit; 有源器件 active device; 有源天線 active antenna; 有源衛星 active satellite
  • 轉換器 : -ad
  • 轉換 : change; transform; convert; switch
  1. In the sub block circuit design, the contents that the author had introduced include : the principle of band gap voltage reference and the design technique in low power supply ; the analysis of spike pulse noise rejection, frequency divider and dead time in oscillator and control circuit ; the selection of the width and length ratio of four switches and 2x / 1x mode change point in driver and mode selection circuits

    在子電路設計中，作者比較深入分析的內容有:基準電路的原理及低電源電壓下基準電路的設計;振蕩器和控制電路中尖峰脈沖噪聲抑制、兩分頻電路及死區時間設定;驅動及模式選擇電路中開關管的寬長比的選擇及模式轉換點的設計。
  2. As it ' s proprietary, a large numbers of bibliography resource ca n ' t be provided to common readers of internet. along with the development of network technology, it has a instancy need to conversion marc format to the information that the browser can recognize. the language xml not only can expresses the metadata, but also can show the content of data. lt can provide individuation page layout

    Marc格式是目前圖書館館藏資源的主要表示格式，由於其專用性，使得目前大量的書目資源無法通過一般的搜索引擎向internet用戶提供，隨著網路技術的不斷發展，迫切需要將marc格式的數據轉換成常用瀏覽器所能識別的信息，為大眾提供服務，可擴展標記語言xml不僅可以表達元數據，而且可以揭示數據的內容，提供個性化的頁面顯示，用xml語言對marc數據進行描述是解決這一問題的有效途徑，文章提供了marc數據的xml表示方法和實現途徑。
  3. At present, the typic harmful current detection methods are the fast fourier transform algorithm in frequency domain and methods based on the instantaneous reactive power theory, these methods all require some transform and quick, real - time calculating, so high precision analog multipliers or high speed dsp chip with fast a / d are needed, this results in complex circuit and high cost ， which have restricted the development of apf

    目前畸變電流檢測常用的方法有頻域法的fft和基於瞬時無功理論的畸變電流檢測法。這些方法均有一定的變換，需要快速、實時運算，因此必須使用高速的數字微處理器和高性能a / d轉換器，這必將大大提高系統成本，使得電路結構復雜，在一定程度上限制了有源濾波器的發展。
  4. In addition, make out in detail the design on inner combination logic and time logic of fpga, including series - parallel conversion, data selector, counter, flip - latch, timer, encoder, etc. at one time, not only pursuit flow of the data gathering system is illuminated, but also make use of in reason and effectively inner ram resource of fpga and build it in ping - pong framework

    另外，詳細的介紹了fpga內部的組合邏輯和時序邏輯的設計方案，包括串並轉換、數據選擇器、計數器、鎖存器、定時器、譯碼器等。並闡述了數據採集系統的工作流程，而且合理有效地使用了fpga內部的ram資源，將其構建成乒乓式結構。
  5. The speed of isa bus has become the bottleneck between high a / d converters where requests very high speed. isa bus interface card ca n ' t configure resource automatically. there will be no place for isa bus after the vanish of isa slots on computer mainboard

    Isa總線有很多優點，但在某些方面已逐漸顯出不足：在一些速度要求高的場合， isa總線的速度上限已成為高速a / d轉換器與主機間的瓶頸； isa總線介面卡無法實現資源的自動配置；以及計算機主板的isa插槽在逐漸的消失，所以本文又提出設計基於pci總線的介面電路。
  6. The main circuit is consisted of 18 thyristors circuit and protection circuit. with the help of control subsystem, it can get the output of low frequency voltage ( current ) with the shape of sine wave ; the core of the control subsystem is the cpu of 87c196kc, and the synchronization circuit, the pulse - widen circuit, and the power - enlarged circuit form the accessorial subsystem of the control system. it possesses all the functions of digital triggering, digital tuning, analog / digital conversion ; the input transfer can isolate the input and output ; and the circumfluence reactor can reduce the circumfluence

    主迴路採用由18個晶閘管組成的三相零式電路，並輔以晶閘管的保護電路，通過控制可以得到低頻正弦波的電壓（電流）輸出；控制迴路主要以87c196kccpu為核心，其外圍電路包括同步電路，脈沖拓寬電路，功率放大驅動電路等，完成了數字觸發、數字調節、模數轉換等功能；進線電源變壓器具有變壓和隔離作用；環流電抗器則實現了有效抑制主迴路瞬時脈動環流的功能。
  7. With promulgation and obliging actualization of iec 1000 - 3 - 2 etc. international standards, power factor correction ( pfc ) technique become a hotspot of research in power electronics field. based on average current mode, the paper introduce the design and implementation of a fully digital controlled single - phase boost power factor corrector with fast response. the control - loop circuit is realized using digital control and the corrector can tend to unity power factor, lower current harmonics and high transfer efficiency

    本文在平均電流模式控制的有源功率因數校正技術的基礎上，設計了一種控制電路基於數字信號處理器（ dsp ） 、主電路採用boost變換器拓撲結構的全數字單相功率因數校正器，用數字電路代替傳統的模擬電路來實現對整個迴路的控制，最終使得校正器具有輸入功率因數接近於1 、低電流諧波以及高轉換效率的特性。
  8. Static power convertors ; semiconductor rectifier equipment with i characteristic for charging of batteries ; requirements

    靜態電源轉換器.蓄電池充電用具有i特性曲線的半導體
  9. Static power convertors ; semiconductor rectifier equipment with " w " - characteristic for charging of nickel cadmium and nickel iron batteries, requirements

    靜態電源轉換器.用於鎳鎘和鎳鐵蓄電池充電用具有w
  10. Laser diode ( ld ) has the advantages of small volume, light weight, longevity of service, high electro - optic convert efficiency and direct modulate etc. now it is more widely used in the fields of information, energy, therapeutic, material, entrainment and so on

    半導體激光器（以下簡稱ld ）具有體積小、重量輕、壽命長、電光轉換效率高、可直接調制等優點，目前在信息、能源、醫療、材料、娛樂等諸多領域都得到了越來越廣泛的應用，材料和器件的水平也有了長足的進展。
  11. With the rapid development of electronic technology, the life of modern can ’ t leave all kinds of electronic products, such as cellular phones, personal digital assistants, and notebook

    本論文的內容是設計一個直流電壓到直流電壓的降壓式開關穩壓器，它具有很高的轉換效率，以實現延長電源的使用時間。
  12. With the introduction of java - based preprocessors such as icontract, it is possible to place assertions into your source code and have them automatically converted into java code that checks to ensure that the assertions are never violated

    引入了基於java的預處理器，如icontract之後，就有可能將斷言放入源代碼中並使它們自動轉換為進行檢查以確保斷言永遠有效的java代碼。
  13. So the peripheral parts are not need any more, which makes the unit simplified. the design of active electrodes, moving the amplifier to the front electrode, simplifies the central unit further

    同時有源電極的設計令放大電路前移以及採用了其他微型元器件（電源穩壓晶元、電平轉換器等）進一步使中心處理單元微型化。
  14. When travelling on aircraft equipped with dc power, you need to have your own universal air power adaptor that plugs into an " empower " socket. this is different from your terrestrial power charger, and can be purchased inflight or on the ground at any major computer store

    在設有直流電源供應的機上，請帶備適合在機上使用的萬用電流轉換器，您可於機上或各大電腦商店購買此類轉換器。
  15. Abstract : the possible problems and solving methods for the a / d conversion device built inside the micro - processor in application to precision measurement are proposed and analysed. it is useful for the inside integrated resources of micro - processor to been rationally applied, been fully developed, been improved and been enhanced

    文摘:較系統地分析和研究了微處理器內嵌式a / d轉換器在精密測量儀器應用中可能遇到的問題及解決方法，希望在合理利用、充分開發以及改善和增強微處理器內部集成資源方面具有一定參考價值。
  16. This device use great switch power supply which can give 100a, atmel 89c52 8 bit microcontroller, 192 * 64 lcd, a / d7135, and serial port printer, to print and save the testing data. comparing to the traditional method this device has high testing accuracy and high testing speed to fit the testing requirement

    本文採用可輸出100a的大功率開關電源， atme189c52八位單片機， 192 * 64大屏幕點陣式液晶顯示器， 41 2高精度a d轉換器icl7135 ，並配有串列印表機，可以將實時的測量數據進行列印、保存。
  17. The task of realtime display on lcd and the complicated control arithmetic are implemented in this smps system, and a microcontroller with high resolution, high speed, high integration, large memory is necessary. in this paper, the design theory of s / h ware module which forms the smps control module and the design scheme is discussed in detail. in this system, the digital compute - control module is implemented with samsung ’ s high resolution, high integration, arm core microcontroller s3c44b0 and ad converter with 16bit resolution produced by ad company, ad7705. the ad7705 implements the data acquisition of the voltage and current feedback signal, and transfer the data to microcontroller through spi bus, which is implemented with s3c44b0 ’ s gpio, for computation and display

    本開關電源系統不僅完成lcd的實時顯示，還要完成復雜控制演算法，需要高速度、高精度、高集成度、大存儲空間的微控制器的支持。本文詳細的論述了構成電源控制模塊的各個軟硬體模塊的設計原理和設計方案。本系統提出了以samsung公司的高速度、高集成度的基於arm架構的微控制器s3c44b0與ad公司具有16位解析度的模數轉換器ad7705晶元構成數字採集運算控制模塊。
  18. So they are able to keep synchronous and processing concurrently. besides the high resolution ratio sensor, the tiny volt class constant power and 24 bit a / d converter which equipped microprocessor are used. the high accuracy amplifier and low - pass filter circuit were designed to deal with the signals

    為保證各傳感器檢測的信號具有足夠高的解析度，採用了微伏級高精度穩壓電電源和具有微處理器的24位a d轉換器ads1211 ，並設計了相應的高精度信號放大器和低通濾波器。
  19. In the seventh chapter, some of the above proposed new circuit, such as high frequency, high definition 12 - bit, 80mhz samples / s current - steering dac and fully differential r - mosfet - c bessel filter with accurate group delay, high accuracy bandgap reference and high drive capability cmos operational amplifier have been applied in communication gsm baseband i / o port integrated circuit, all the above blocks meet well with the design requirements of the system, and gain the better testing results, in the mean time, the above proposed high accuracy bandgap reference circuit als

    第七章:將本文第二章提出的高速、高精度12位、 80mhz采樣率電流舵結構的數模轉換器和第五章提出的r一mosfet一c結構且具有精確群時延值的貝塞爾（ bessel ）濾波器以及第六章提出的高精度帶隙基準電壓源和高驅動能力全差分運算放大器電路應用於通信gsm基帶輸入/輸出埠晶元，滿足系統設計要求並取得了令人滿意的實測結果。
  20. High definition digital to analog converter and high performance analog integrated filter among a practical system of communication, during the research work, we gain a lot of new high performance circuits of digital to analog converter and analog integrated filters with enhancement of high characteristics and realization of new structure circuit, which have been successfully applied in communication integrated circuits, and receives better practical application effect

    本文緊跟國際學術研究熱點，結合一實際通信系統中包括有上述基本單元電路，將對數模轉換器、濾波器以及基準源電路的研究重點放在了其高性能指標的提高以及新結構電路的實現上，得到了一系列高性能特性的數模轉換器、濾波器和基準電壓源電路。
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