電路濾波器 的英文怎麼說

中文拼音 [diàn]
電路濾波器 英文
line filter
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : 動詞(除去液體雜質) filter; strain
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
  • 濾波器 : [電子學] electric filter; (electric) wave filter; filter
  1. The switched capaci tor filter is the counterpart of the continue time analog filter " s sampling, it is more adapted to the miniaturization of the circuit and can realize the higher accuracy transfer function, especially the design of the cmos integrated sc filter based on the biquad have advantage of high accuracy, small area, low power consumption, simple architecture and easy to debug. it has important academic and practical means of the sc filter " s research and design

    開關是連續時間模擬的采樣時間等效,更適合的小型化,同時也實現高精度的傳輸函數,尤其是基於雙二階的cmos開關設計具有高精度、面積小、低功耗和結構簡單,易於調試等優點,所以研究和設計開關有著重要的理論和實際意義。
  2. The design of the switched capacitor filter is one of the research focuses in circuit and system

    開關設計是與系統領域里的研究熱點之一。
  3. The carrier wave is modulated directly by the baseband signal at several frequency point in l band and s band. firstly, this paper clarifies the theory of i / q modulation, elaborates evm and acpl, and analyzes the effect of amplitude and phase unbalance and dc offset on evm. secondly we review the basic principle of phase locked loop and it ’ s composing parts, including the basic conception and design method of pll frequency synthesizer, especially introduce the charge pump pll frequency synthesizer in detail

    首先,在闡述i / q正交調制基本原理的基礎上,通過對誤差矢量和鄰近通道功率泄漏的詳細分析,定性、定量地討論了各種非理想因素(如相位不平衡、幅度不平衡、直流偏差等)對調制性能的影響;其次,介紹了鎖相環的工作原理和基本組成部分,包括鎖相環的設計和環的設計,特別詳述了荷泵鎖相頻率源;第三,介紹了採用直接調制技術模擬衛星信號的射頻前端的設計;最後,對整個直接射頻調制系統進行測試,結果基本上達到了課題要求。
  4. Eddy - current sensor conversion circuit consist amplification circuit, band - pass filter circuit, demodulation circuit, differentiation phase and data sampling circuit. these circuits are used to convert the test signal of eddy - current sensor to discrete signal tend to process. the microprocessor system that formed of dsp chip is used to data fitting of test system, data displaying and data communicating with personal computer, etc. the interference questions of hardware design and the measure of eliminating interference signal in the subject are introduced in the last of this chapter

    硬體的設計主要分三大部分來實現:激勵源部分,由分頻和頻率合成組成,產生頻率穩定的激勵信號以確保檢測任務的正常進行;傳感變換部分,由放大、檢、鑒相和數據採集組成,主要將渦流傳感檢測線圈檢測到的信號變換成只含有被測信息的離散信號,易於后續處理;由dsp晶元構成的微處理系統,主要完成檢測系統的數據擬合、顯示及與主機通信等功能。
  5. Using an lc circuit as a power supply filter can actually multiply the power supply noise at the filter " s resonant frequency. use inductor with low q to overcome this

    使用lc作為能精確地在的諧振頻率點處乘以源噪聲,使用低q感來應對。
  6. 3. with comprehensive improvement of transponder including structural adjustment to lna ; optimization of ( phase locked loop ) pll filter ; structural adjustment to the transmitter and phase error adjustment to the intermediate frequency demodulation circuit, we have successfully enhanced sensitivity, expanded dynamic range, increased transmitting power and improved the spectrum purity ; decreased capture time for pll ; improved the signal quality after demodulation ; reduced its volume and power consumption. 4

    3 、對通信機的全面改進,包括lna結構的調整、鎖相環環的優化、發射部分結構的調整以及中頻解調的相差調整,提高了系統的接收靈敏度、改善了本振的頻譜純度、減少了鎖相環的鎖定時間、使中頻解調后的信號質量大為提高,同時還減少了體積、節約了系統的功耗。
  7. 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,論述了開關容網原理和基本開關模塊,分析了開關設計的相關因素:結構的選擇,對運算放大設計中高增益、寬帶寬、相位裕度、轉換斜率和建立時間等的折中考慮,開關的打開阻對的影響,開關中怎樣減少荷注入和時鐘饋通,以及整個的功耗問題和采樣頻率的選擇等。
  8. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合型有源的控制系統、諧檢測方法及控制原理、數字低通和pwm信號的產生,在此基礎上設計了一種基於tms320lf2407為控制核心的並聯混合型有源硬體原理圖。並對pwm驅動流采樣壓調整、按鍵輸入和保護、通信模塊、液晶顯示模塊進行了較詳細的分析說明。
  9. Meanwhile, fully - controlled igbt enables reversible flow of field current and reduce in the size of filter elements of main loop, so that the complete of device becomes smaller and lighter

    而全控式的igbt不僅可實現勵磁流的可逆運行,而且由於提高斬頻率,使主迴件的體積大大減少,從而使整個裝置體積減小、重量減輕。
  10. Based the simplest solutions of control equations, one - cycle controller for the three - phase four - wire apf with four - leg is presented

    基於控制方程的最簡解,建立了單周控制四橋臂三相四線制有源模型。
  11. This paper presents the general project design firstly, and then introduces the system hardware circuit design in detail which includes the choice of chips, the loop filter parameters computation and the design of the power amplifier ' s peripheral matching circuit

    在介紹了系統總體方案設計之後,本文詳細介紹了系統的硬體設計,包括晶元的選擇,環參數的設計,以及功率放大外圍匹配的設計。
  12. Finally introduced the method that use adf4113 and provied the real test result of this multi - frequency, low phase noise pll frequency synthesizer with 30mhz working band and 1mhz frequency step. in addition, some method that solved the problem often occurred was introduced

    最後給出了由ad公司的流泵數字鑒頻鑒相adf4113和無源環構成的頻率合成的控制方法和實驗測試結果,實現了工作帶寬30mhz ,頻率步進1mhz的多點頻、低相噪頻率合成
  13. On the basis of this, the control strategies for obtaining its reference voltage, one of pivotal technolog, are discussed. corresponding control circuits are designed, including the control strategies of detecting the source current and load voltage

    在此基礎上探討了串聯型有源的關鍵技術之一? ?獲得參考壓的控制策略,包括檢測流和檢測負載壓兩種控制策略,並設計了相應的控制
  14. Produces impedance and inductor chips, coil inductors, transformers, power cords and emi filter components. usa

    -生產數據通信介面網變壓通信模塊源dc dc及ac dc隔離源等。
  15. The whole pwm circuit contains two subcircuit, the front - end is pwm module that make up of the counter that based on nine mosfet true - single - phase - clock d flip - flop ; the back - end is demodulated module, which is consist of a three order chebyshev low - pass filter used trans - conductor capacitor. all the subcircuits are simulated. at last, an approving simulated result of the whole circuit is given too

    在調制部分,利用九管單相時鐘d觸發構成計數,並由此組成了脈沖寬度調制,同時給出了在典型溫度下的模擬結果;在解調部分,介紹了低通從無源到有源的設計方法,設計了三階切比雪夫低通跨導,同樣給出了相應的模擬結果;最後,作為將脈沖寬度調制作為整體,以脈沖調頻為輸入進行了模擬,取得了令人滿意的結果。
  16. This research about the uhf frequency synthesizer mostly includes the following parts : 1 ) the dds modules include the dds ad9852 part, the lc band pass filter design part, the amplifier design part and lc low pass filter part. 2 ) the pll modules include the design of the loop filter which is the core of pll, lc band pass filter design and the amplifier design. 3 ) the controller modules of the system include the part of pc rs - 232 com port communication with the mcu and the part of the process of controller about urat and mcu

    本課題的研究主要包括以下幾個方面的內容: 1 ) dds模塊設計:包括ad9852部分、 lc帶通設計部分、放大設計部分; 2 ) pll模塊設計:包括pll關鍵部件環設計、 rflc帶通設計、末級放大設計部分; 3 )控制模塊設計:包括計算機與單片機串口通信的設計部分以及程序設計部分。
  17. The applying of double t filter in electronic instrument

    子儀中的應用
  18. The key of the fsk design is the calculation, simulation and optimization of the charge pump pll chip, vco and loop filter

    Fsk關鍵是荷泵pll晶元、 vco和環的參數計算和模擬優化。
  19. Therefore, the result can be applied to other power electronic devices such as transducer, svg, etc. lastly, apf ' s main circuit, snubber circuit and driver circuit were fixed, debugged, and improved in some aspects

    最後,本文對有源的主、吸收緩沖、驅動進行了安裝、調試,並做了一些改進。
  20. The basic operation principle of phase - locked frequency synthesizer and the type of circuits are expatiated systematicly in this paper. the principle of operation on sampling phase detector and some characteristics including the linear tracking and phase noise in phase loop circuits are analyzed deeply. the research is emphased on the theory and design method of circuits in the sampling phase - locked frequency synthesizer. then, the expansion capturing circuit is analyzed and designed for better performance of capturing loop circuits. at last, the loop filter is also analyzed and contrived taking account of effection of additional phase shift by the sampling - holder. the general research on the theory and technology of sampling phase lock in the paper will make a basement for the development of new product

    本文系統的闡述了鎖相頻率合成的基本工作原理及類型;較深入地分析了取樣鑒相工作原理及、鎖相環的線性跟蹤特性和相位噪聲特性;重點對取樣鎖相頻率合成理論和設計方法進行了研究;為了改善環的捕獲性能,對擴捕進行了分析和設計,並用wewb32軟體對進行了模擬;考慮到取樣保持的附加相移影響,對環進行了分析和設計。
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