低阻輸入 的英文怎麼說

中文拼音 [shū]
低阻輸入 英文
low z in
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
  • 輸入 : 1 (從外部送到內部) import 2 [電學] input; entry; entering; in fan; fan in; 輸入變壓器 input tra...
  1. Secondly, compared with some other kinds of comparator structure and based on the preamplifier - latch fast - compare theory, a novel topology of cmos preamplifier latch comparator circuit is presented. considering trade - off between kickback noise and power dissipation, reference resistance value is optimized. according to the encode demands of different stage resolution, clock - control encode circuit is designed

    其後,在具體的子adc設計中,對比各比較器類型的優缺點,並基於預放大鎖存快速比較理論,提出一種新型高速功耗預放大鎖存比較器電路拓撲;根據adc系統所允許的參考電壓最大波動限制,在回饋噪聲對參考電平的影響和功耗之間折衷,確定優化的參考電值;根據不同級精度的編碼要求,設計出時鐘控制編碼電路。
  2. We have designed different measurement instruments according to the methods. the instrument used to measure electrode is a high precision multi - channel system constructed with a iaadc as the core and high input impedance amplifier and low input current multiplexer

    對于硫屬玻璃電極,我們設計了以高精度的adc為核心,配以高噪聲的前置放大器和漏電流多路模擬開關的多路精密電極測量系統。
  3. Jedec ? an input voltage in a region of relatively low differential resistance that serves to limit the voltage swing

    用於限制電壓擺幅的相對的不同抗范圍的電壓。
  4. This is a low impedance discrete level control which sits between the preamp active circuitry and the input to your power amplifier

    這是一個位於前級有源電路和后級放大器端之間的抗的音量控制。
  5. If line length is half wave at a certain frequency and both the load resistance rt and source resistance rs are higher than the characteristic impedance zo, then both the voltages at input and at load are maximum at that frequency and both the voltages at input and at load are minimum at half of that frequency

    負載端電及電源電均高於傳線特性抗情況下,當線長為某頻率波長之半波,則端與負載端電壓在該頻率均為最高,在該頻率之半時則電壓均為最
  6. If line length is half wave at a certain frequency and the load resistance rt is lower while source resistance rs is higher than the characteristic impedance zo, then both the voltages at input and at load are minimum at that frequency and both the voltages at input and at load are maximum at half of that frequency

    負載端電於傳線特性抗及電源電高於傳線特性抗情況下,當線長為某頻率波長之半波,則端與負載端電壓在該頻率均為最,在該頻率之半時則電壓均為最高。
  7. To switch the resistance of the mram element from low ( 1 ) to high ( 0 ), or vice versa, an electric current must flow through inputs connected to the memory element

    為了將mram單元的電( 1 )變高( 0 ) ,或者反過來,電流必須流經連接記憶單元的線。
  8. The accurate calculation of the input voltage and the compensation for the dc - offset error and the variation of the stator resistance are important factors in practical implementation of the integration since they can cause a drift in the stator flux linkage trajectory and furthermore deteriorate the quality of torque control

    因此,電壓的準確計算、直流漂移量的補償以及定子電變化的補償都是影響積分計算準確性的重要因素,這些誤差會導致定子磁鏈軌跡的偏移,進而降系統轉矩控制的性能。
  9. 2. the input stages of the ccii and the operational amplifier in transimpedance implifier are realized with folded cascode amplifier to reach high cmrr, large open loop gain and low offset

    2 .為了提高儀表放大器的電源抑制比,並得到大的開環增益,相對的失調等性能,電流傳器的級和跨放大器中運算放大器級均採用折疊共源共柵放大器。
  10. The thesis has done the widespread investigation and study to the domestic and foreign ’ s technologies of analogy low voltage and low power, and analyzes the principles of work, merts and shortcomings of these technologies, based on the absorption of these technologies, it designs a 1. 5v low power rail - to - rail cmos operational amplifier. when designing input stage, in order to enable the input common mode voltage range to achieve rail - to - rail, it does not use the traditional differential input pair, but use the nmos tube and the pmos tube parallel supplementary differential input pair to the structure, and uses the proportional current mirror technology to realize the constant transconductance of input stage. in the middle gain stage design, the current mirror load does not use the traditional standard cascode structure, but uses the low voltage, wide - swing casecode structure which is suitable to work in low voltage. when designing output stage, in order to enhance the efficiency, it uses the push - pull common source stage amplifier as the output stage, the output voltage swing basically reached rail - to - rail. the thesis changes the design of the traditional normal source based on the operational amplifier, uses the differential amplifier with current mirror load to design a normal current source. the normal current source provides the stable bias current and the bias voltage to the operational amplifier, so the stability of operational amplifier is guaranteed. the thesis uses the miller compensate technology with a adjusting zero resistance to compensate the operational amplifier

    本論文對國內外的模擬電壓功耗技術做了廣泛的調查研究,分析了這些技術的工作原理和優缺點,在吸收這些技術成果基礎上設計了一個1 . 5v功耗軌至軌cmos運算放大器。在設計級時,為了使共模電壓范圍達到軌至軌,不是採用傳統的差動結構,而是採用了nmos管和pmos管並聯的互補差動對結構,並採用成比例的電流鏡技術實現了級跨導的恆定;在中間增益級設計中,電流鏡負載並不是採用傳統的標準共源共柵結構,而是採用了適合在壓工作的壓寬擺幅共源共柵結構;在出級設計時,為了提高效率,採用了推挽共源級放大器作為出級,出電壓擺幅基本上達到了軌至軌;本論文改變傳統基準源基於運放的設計,採用了帶電流鏡負載的差分放大器設計了一個基準電流源,給運放提供穩定的偏置電流和偏置電壓,保證了運放的穩定性;並採用了帶調零電的密勒補償技術對運放進行頻率補償。
  11. Main research result : 1. to succeed in researching miniature pressure modulator, realizes integretion of electropneumatic conversion, high importation resistance, low power consumption, bear vibration and miniaturization by making use of physics / electricity characteristic design of piezo ceramics ; 2

    主要研究結果: 1 、利用壓電陶瓷的物理/電氣特性設計研究成功了微型壓力調節器,實現了電氣轉換、高抗、功耗、耐振動和微型化的統一。
  12. Compared with the similar research results, the weighted control ic here has the following characteristics : ( 1 ) the circuit structure is simpler ; ( 2 ) the chip ' s fabrication is compatible with standard cmos process ; ( 3 ) n - mosfets with high w / l ratio and short channels are used for weighting and output to reduce the insertion loss ; ( 4 ) the weighting factor varies in a relatively wide range with the controlling signals ; ( 5 ) input and output impedance approach 50 in low frequency ( e. g. 50mhz ), while in higher frequency they slightly deviate from 50, hence the energy reflection lower than 0. 1 ; ( 6 ) it completes the functions of sampling, weighting, controlling and summing of high frequency analog signals

    它的加權控制電路與已報道的相關電路相比具有如下特點:電路結構簡單;製造工藝與普通cmos工藝兼容:短溝道,高寬長比的nmos晶體管具有的通導電,將其作為加權、出器件可降由電路引起的插損耗;改變加權信號,可實現權值在較大范圍內的連續變化;抗在頻(如50mhz )下接近50 ,而在高頻下略有偏離50 ,但反射系數均於0 . 1 ;實現了對高頻信號的取樣、加權、控制、疊加功能的迭加。
  13. The random excitation of the four wheels is used as the input of this system. the changing rule of vertical displacement, three directions of acceleration power spectrum density function of person - chair system of model ca - 141 and etc. in the frequency domain is simulated using matlab. the rationality of the model is analyzed and validated by comparing of relevant testing results and theoretic analysis

    以頻域內四輪隨機激勵作為系統,用matlab模擬地板城市客車等三種車型人椅系統三向加速度功率譜的變化規律,逐項分析車速、懸架剛度與尼參數變化對車輛平順性的影響,通過與相關研究結果的比較及理論分析驗證了模型的合理性。
  14. The resonance network is connected to the gate, then the output and input matching network is designed to satisfy the oscillation criteria. then harmonic balance method is used to analysize and optimize the output power and phase noise. to minimize the load pulling effect a buffer amplifier is designed to isolate the oscillator and the load

    本文在場效應管fet柵極上加上諧振網路(諧振網路是通過cst模擬得到的,它是串聯反饋迴路,介質工作在te01模,對于其後的fet ,它又相當於一個帶濾波器) ,然後設計出匹配電路,使電路結構滿足起振條件,之後繼續用諧波平衡法模擬和優化,使振蕩器出功率合適,相位噪聲很
  15. While low voltage and low power is realized when designing the operational amplifier in this text, great efforts have been devoted to increasing the input common mode range and the swing of output signal, and lowing the output resistance at the same time

    只是實現功耗而不實現良好的性能顯然是錯誤的。本文在設計實現功耗的運算放大器的同時,也想法提高共模範圍和出信號的幅度,同時降抗。
  16. Using sige bicmos darlington configuration as the input stage, the input resistance is increased by the mos devices while the transconductance of sige hbts is maintained. in the same time, the equivalent input noise is controlled well because of the sige hbts ’ good noise performance in the input stage

    級的設計採用sigebicmos達林頓結構,在保留sigehbt高跨導優勢的基礎上充分利用mos器件來提升運放,此外,基於級中sigehbt良好的噪聲特性,運放的參考噪聲電壓可以大大降
  17. A new similarity method in fem is presented for researching of the problems about the nonuniform and irregular region, such as micromachined microwave coplanar waveguide. by using this method, we calculate the characteristic impedances of mems waveguide and analyse the change with its different dimensions. with the use of a recurrence relation, this new method not only use much less computer ' s memory than the conventional fem, but also simplify the post - process

    硅襯底上實現v型槽mems共平面波導進行了詳細深的研究,提出並採用混合相似剖分有限元方法對不規則結構傳線的特性抗進行數值分析,在驗證了方法的正確性基礎上,進行了大量計算,並總結了常用50 、 120等抗傳線的結構參數。
  18. Operational signal has two kinds : one is analog quantity output of direct reverse action also called q type manipulator ; the other is direct reverse revolution switch quantity output also called d type manipulator, shown as the following block figure,

    埠具備萬能信號功能,只需通過儀表菜單的簡單選定,即可實現不同類型信號各種熱電偶熱電標準電壓標準電流信號之間的輕松切換,提高了度表的通用性和可靠性。
  19. When the resistance between one of the probe inputs and the common connection drops below the sensitivity setting, the corresponding output relay and led are activated

    當探頭和通用連接之間的電到靈敏度設置值以下,相應的出繼電器和led就會被激活。
  20. The condition that exists when two coupled circuits are adijusted so that the outp - ut impedance of one circuit equals the input impedance of the other circit connec - ted to the first, there is a minimum power loss between two circuits

    指一個存在的條件,當調整兩個偶合電路使得其中一電路的抗與另一電路的抗相等進稱之,當他們連接的抗相等時,兩電路間的能量損失最
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