轉換器增益 的英文怎麼說

中文拼音 [zhuǎnhuànzēng]
轉換器增益 英文
transduce gain
  • : 轉構詞成分。
  • : 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
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • : Ⅰ名詞1 (好處) benefit; profit; advantage 2 (姓氏) a surname Ⅱ形容詞(有益的) beneficialⅢ動詞...
  • 轉換器 : -ad
  • 轉換 : change; transform; convert; switch
  1. In designing analogic circuit, we adopt programmable filter max262 to meet the system ' s command. after the step, we can make the signal ' s frequency width is wider and noise level is lower. to make the signal ' s amplitude to meet the analogic to digital device ' s command, we adopt the max551 to finish the gain control

    在模擬電路部分,採用可編程濾波max262 ,這樣就滿足了該數據採集裝置所採集的信號的頻率范圍較寬以及具有較低的噪聲水平的要求,為了使采樣到的信號的幅度滿足後面a d的要求,採用max551對采樣到的信號進行調理(控制) 。
  2. Secondly, the pressure sensor made by motorola co. ltd. in usa is chosen as the key part of the pneumatic - electric transducer. thirdly, the signal processing system of the pneumatic - electric is developed

    第三,研製了氣電的信號處理電子系統,設計有調零、調整、開關擴展量程等功能。
  3. But up to now, none of them are commercially available. among these technologies, wavelength converters based on cross - gain modulation, cross - phase modulation and four - wave mixing in semiconductor optical amplifier is the mainstream of research

    其中,基於半導體光放大中的交叉調制、交叉相位調制和四波混頻效應的波長技術是研究的主流方向。
  4. It is shown that the excessive local oscillator drive deteriorates the conversion gain of the mixer at high frequencies, a trend not shown in the low frequency approximation

    我們征明了在高頻下,過大的本振將使得混頻減小。這一趨勢無法由低頻近似模型給出。
  5. 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設計的相關因素:電路結構的選擇,對運算放大設計中高、寬帶寬、相位裕度、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。
  6. With the development of electronic technology in the field of high - frequency and high - power, power mosfet is gradually enhancing its important status in semiconductor apparatus and is being widely applied in power converters as switch. with the increasing of the operating frequency ( > 200khz ), the energy loss caused by parasitic capacitance will affect the efficiency of power transforming in converters. especially in the applications of high frequency power supply using mosfet as main devices ( the unit of frequency is mhz ), the energy loss caused by the switch process will badly affect its efficiency

    隨著電力電子技術進一步向高頻的大功率用電領域發展,功率mosfet在各種電力半導體件中的重要地位日顯著,使用功率mosfet作為開關件的功率電路也日多,但隨著件開關頻率的提高(大於200khz ) ,由件極間電容引起的能量損耗將會影響到功率電路的能量傳輸效率,特別是在以mosfet作為開關件的高頻感應加熱電源中(工作頻率可達兆赫) , mosfet在開關過程中的能量損耗嚴重影響到電源的效率,因此如何減小開關件的損耗提高高頻功率線路的效率成為電力電子技術領域的重要研究課題之一。
  7. The adm system mainly includes a oscillator, a clock generator, an amplifier, a pre - amplif ier, a comparator, an agc ( automatic gain control ), an adm analyzer & synthesizer, a d / a converter and a lowpass filter

    整個系統包括:內置振蕩,時鐘產生,放大,前置運算放大,比較, agc (自動控制) , adm分析綜合,數模以及低通濾波
  8. The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics

    採用霍爾元件作為缺陷漏磁檢測傳感,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。
  9. A novel high gain opto - electron detecting amplifier is proposed. to resolve the problem that weak traditional amplifiers could n ' t amplify signal effectively, this type of arnplifier is designed and elaborated here

    本文提出了新型高光電放大的設計,在硬體上解決了光電信號倍數小,信號弱的缺點,對電路組成模塊進行了詳細分析和闡述。
  10. Firstly, the system has a good snr and high accuracy, which is owed to wideband operational amplifier being used, accurate adjustment by da, 12 - bit high sampling ad converter being applied. secondly, data transmission becomes less by using forecasting code technology and dictionary compress technology, which are run by dsp on board

    本採集系統採用400mhz帶寬積的運算放大,運用da高精度校準技術,並選用高采樣率低噪聲的12位ad晶元進行模擬電路和ad電路設計,既保證了數據採集系統的信噪比,又提高了系統測量精度。
  11. The system can simulate the transfer process of photo - thermal and thermal - electric at a given parameter setting of structure, environment and circuit. on the basis of circuit structure, the calibration, parameter adjusting and signal readout can be simulated, the vary process of readout circuit, readout voltage, optical gain, optical gain rate, and uniformity can be given. in addition, all kinds of character parameters of device can be forecasted

    本論文根據umbirfpa的原理,建立它的軟體模擬系統,它可以根據給定的結構、環境、電路設置等參數首先模擬光熱、熱電過程,並可根據電路結構,模擬校準、參數調節並讀出信號,給出讀出電流和電壓、光學、光學比、非均勻性等各特徵量的定量變化過程,預測製成后件的各種性能參數。
  12. A fast algorithm for estimating the high - frequency conversion gain of cmos gilbert mixers is proposed

    本文提出了一種快速估計cmosgilbert型混頻高頻的演算法。
  13. An unstable process is transformed into a minimum - phase system through mirror - injection, then solve the robust controller using closed loop gain shaping algorithm

    通過鏡像映射將非穩定過程成最小相位系統,然後用閉環成形演算法求解魯棒控制
  14. The real - time automatic gain control makes full use of the delay feature of signal channel, and controls the synchronization of adc precisely, and adjusts the signal gain in real - time, and compensates the error in digital domain, at last, this kind of technology expands the dynamic range of system adc

    採用的實時自動控制電路利用信號通路的延遲特性,精確控制模數同步,實時調整信號,在數字域補償誤差,擴展系統動態范圍。
  15. Third, to make the vehicle meet the performance index in full flight envelop, a h gain - scheduled controller based on linear varying parameter ( lpv ) system are designed. a lpv plant with a linear fractional dependent variable can be represented by upper lft ( linear fractional transformation ) interconnection. with this technique, the overall control problem can be transformed to a traditional robust control problem, and the ultimate results are given by solving a series of linear matrix inequalities ( lmis )

    通過把非線性系統簡化為了線性變參數系統( lpv ) ,再有通過線性分式變( lft )將lpv系統化為一個線性定常系統和不確定性組成的lft互聯形式,使之成為一個經典魯棒控制問題,然後通過求解一組線性矩陣不等式( lmis )得到變h _控制
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