電鍵濾波器 的英文怎麼說

中文拼音 [diànjiànlǜbōqì]
電鍵濾波器 英文
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  • 電 : 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...
  • 鍵 : 名詞1 [機械工程] （使軸與齒輪、皮帶輪等連接並固定在一起的零件） key 2 [書面語] （插門的金屬棍子）...
  • 濾 : 動詞（除去液體雜質） filter; strain
  • 波 : 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...
  • 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
  • 濾波器 : [電子學] electric filter; （electric） wave filter; filter
  1. The field of video signal processing is now undergoing a digital reform. the digital processing technique is clearly expatiated in this paper, such as a / d convert, anti - alias filter, clamp control, gain control, pll, synchronization circuit, color decoder, comb filters

    本文詳細敘述了視頻圖像的數字處理方法，重點介紹了視頻信號數字化技術、抗混疊濾波器、箝位、增益控制、鎖相技術、同步時鐘產生、電視信號亮色分離、彩色解碼等技術，這些關鍵技術為視頻信號的數字化處理提供了重要的基礎。
  2. Critical circuits in developing this board, such as tht modulation circuit, demodulation circuit, pll and filter, were analyzed in detail. parameters adopted in these circuits were also calculated. based on all that mentioned above, a rf board was implemented and related tests and experiments were successfully done as well

    本文主要對cdpd移動終端數據機的硬體開發中的關鍵部分?高頻部分電路進行了研究，論文在cdpdv1 . 1規范的基礎上，提出了射頻部分電路的實現方案，選擇了合適的核心晶元，並對電路中的調制解調電路、鎖相環、濾波器等關鍵模塊進行了較為詳細的分析，對電路中的有關參數進行了計算。
  3. 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

    分析了混合型有源濾波器的控制系統、諧波檢測方法及控制原理、數字低通濾波器和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電力濾波器硬體原理圖。並對pwm驅動電路、電流采樣電路、電壓調整、按鍵輸入和保護電路、通信模塊、液晶顯示模塊進行了較詳細的分析說明。
  4. Key words active filter, current transmitter

    關鍵詞有源濾波器，電流傳輸器
  5. 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電力濾波器的關鍵技術之一? ?獲得參考電壓的控制策略，包括檢測電源電流和檢測負載電壓兩種控制策略，並設計了相應的控制電路。
  6. In practical studies, finally, a hybrid active power filter based on the digital signal processor ( dsp ) and intelligent power module ( ipm ) was set up, including a cycloconverter acem. based on the experimental set - up, plenty of experimental studies were conducted. the experimental results demonstrate that the self - adaptive technique, the topology of series connected hybrid power filter and the corresponding significant technologies described above are feasible and practical

    最後，實際研製了一套以dsp （高速數字信號處理器）和ipm （智能功率模塊）為核心的小功率混合型有源濾波裝置，在交交變頻acem實驗平臺上進行了全面的實驗研究，充分驗證了本文所提出的自適應同步相關濾波技術、優化混合型濾波器拓撲結構和有關的關鍵性技術的正確性和實用性，從而從理論到實踐全方位、成功地實現了對交流勵磁發電機輸出電力諧波抑制的研究。
  7. 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帶通濾波器設計部分、放大器設計部分; 2 ） pll模塊設計:包括pll關鍵部件環路濾波器設計、 rflc帶通濾波器設計、末級放大器設計部分; 3 ）控制模塊設計:包括計算機與單片機串口通信的電路設計部分以及程序設計部分。
  8. The key of the fsk design is the calculation, simulation and optimization of the charge pump pll chip, vco and loop filter

    Fsk電路關鍵是電荷泵pll晶元、 vco電路和環路濾波器的參數計算和模擬優化。
  9. Has been recognized as an ideal substrate material for the rf surface acoustic wave ( saw ) filter, a key component within wireless communication devices as mobile phones. its stability and size make it the preferred option among other piezoelectric materials

    為適用於高頻表面聲波濾波器（ rfsawfilter ）小型化的理想基材，由於具備適中的機電耦合系數且溫度系數低，已被廣泛應用在移動式高頻無線通訊器材，尤其是手機里的關鍵材料。
  10. The twelve kinds of modes and equivalent circuits within one high frequency switching period are carefully analyses. by using the state - space averaging approach, the converter ' s averaging model is presented, the output characteristic curve and design criterion of key circuit parameters such as output voltage, filtering inductance, common conduction time, uni - polarity spwm waveform ' s duty cycle etc are given

    詳細分析了這類變換器在一個高頻開關周期內的十二個工作模式及其等效電路。採用狀態空間平均法建立了變換器平均模型，獲得了輸出電壓、濾波電感電流、共同導通時間、單極性spwm波占空比等關鍵電路參數的設計準則和變換器的外特性曲線。
  11. An accurate and real - time detecting instantaneous distorted current is critical for apf to accurately compensate harmonic currents

    準確、實時地檢測出電網中瞬態變化的畸變電流，是有源電力濾波器進行精確補償的關鍵。
  12. The significant investigation result of this paper are as follows : in the first chapter, we firstly introduce the basic concept and important electrical characteristics of digital to analog converter and bandgap reference, review the historical progress of electric filters, summarize the methodologies and implementing techniques of filters, and then analyze the practical circuits realization of filters and unrealistic impact factors on performance of filters, finally, we set forth significance of this studying problem and main research work of this paper

    並將其成功地應用於通信集成電路上，取得了令人滿意的實際應用成果。本文的主要研究成果如下：第一章：首先介紹了數模轉換器的基本概念及其關鍵特性指標，接著綜述了模擬集成濾波器的發展簡史、設計方法和實現技術。然後分析了濾波器實際電路實現及其非理想因素對其性能的影響，闡述了本課題的研究意義以及本文所做的主要研究工作。
  13. Secondly, this paper has expounded two key parts through which this system can be implemented ? ? the filter which can separate data signal from video signal and the circuit which can realize data signal which is in the same channel transferred bidirectional through coaxial - cable. the design and the test result of these two key parts are analyzed

    其次，論文還對系統得以實現的兩個關鍵部件? ?讓catv信號和以太網信號得以分離的高低通濾波器，讓同軸電纜實現雙向數據通信的混合線圈的設計過程做了詳細闡述，給出了高低通濾波器及混合線圈的設計結果。
  14. At last, the experiment result proved the effectiveness of the spectrum rebuilding technology. the experiment result show that the wavelength detection accuracy is improved by an order of magnitude using the spectrum rebuilding technology compared with that obtained from direct peak search. some other schemes to enhance the accuracy are illustrated

    最後列舉了其它幾種提高測量精度的方案，包括關鍵器件可調諧濾波器的位置變化提高信噪比，調整探測器pinfet的輸出電壓的零點以提高a / d採集卡的利用率，以及採用系統參考消除系統誤差造成的波長漂移。
  15. Keywords : active power filter, voltage type harmonics, load voltage regulaton

    關鍵詞：主動式電力濾波器、電壓型諧波、負載電壓調整。
  16. These figures remain part of the frequency conversion and filter software is part of the radio group, one of the key technologies, and the use of fpga design, as programmable devices in the programmable nature of the achievement made more flexible system can be seen from the perspective of hardware software

    其中數字前端中的下變頻部分和濾波器組部分是軟體無線電中的關鍵技術之一，而運用fpga來設計，由於可編程器件的可編程性，使得系統的實現更加靈活，可以從軟體的高度來實現硬體。
  17. In chapter four, the project techniques of harmonic filter and reactive power compensation for guixi smelter were firstly discussed ; based on the harmonic condition of guixi smelter, the key techniques of a new hybrid active power filter with high capacity for harmonic filter and reactive power compensation were proposed ; then the designs of main configuration, output filter, harmonic detection and analysis subsystem, and the controller based on dsp have been discussed. application results of the hybrid active power filter have confirmed the feasibility of the integrated compensation system

    第四章討論了貴冶電網諧波治理和無功補償的工程實現技術，介紹了貴冶電網諧波的現狀，分析了貴冶電網諧波超過國標的情況，提出了一種新型大功率混合型有源電力濾波器的應用方案，討論了系統主電路設計，輸出濾波器的設計，諧波檢測和分析子系統的設計，基於dsp數字晶元的控制器設計等關鍵技術，並給出了混合型有源電力濾波器投運后，改善電網諧波的情況，表明了論文中所給出的設計方案和工程實現技術獲得良好的工程應用效果。
  18. Key words operational amplifers, gain - bandwidth product, circuit - mode, active filter

    關鍵詞運算放大器，帶寬增益積，電流型，有源濾波器
  19. The researches in this dissertation focus on several key technologies in mt receiving of wideband code division multiple access ( wcdma ) system, including digital matched filter, rake receiver, design method of synchronization and digital shaping filter

    本文研究第三代移動通信中的寬帶碼分多址（ wcdma ）系統移動臺（ mt ）接收的若干關鍵技術。包括數字匹配濾波器、 rake接收機、同步電路設計和數字成型濾波器等。
  20. The control strategy of the active power filter is also very important. many studies on the control techniques are carried out, including the current control loop and the capacitor voltage control loop

    控制策略是有源電力濾波器的又一關鍵技術，本文對有源電力濾波器的控制系統進行了研究，包括電流控制和電容電壓的控制。
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