amplifier stage 中文意思是什麼

amplifier stage 解釋
放大級
  • amplifier : n. 1. 【電學】擴大器；擴音器。2. 放大鏡；放大器。
  • stage : n 1 講臺；舞臺；戲院，劇場；〈the stage〉戲劇，戲劇藝術；戲劇文學；〈the stage〉戲劇業；劇壇。2 ...
  1. Chroma amplifier stage

    彩色信號放大級
  2. A novel amplifier chain which is composed of the forward wave crossed - field amplifier ( cfa ) driven directly by solid state amplifier ( ssa ) is better in performances and reliability compared with traditional three stage chain which is composed of " ssa + twta + cfa "

    摘要採用固態放大器直接驅動前向波管的新型放大鏈與「固態-中功率行波管-前向波管」三級放大鏈相比較，具有更好的性能指標。
  3. 3. the output stage of transimpedance amplifier is realized with rail - to - rail topology to meet the requirement of output swing of the instrumentation amplifier

    3 .針對儀表放大器的輸出擺幅的要求，在跨阻放大器的輸出級採用rail - to - rail結構來實現。
  4. Design and simulate of the single stage common emitter amplifier

    單級阻容耦合晶體管放大器電路設計與模擬
  5. Based on our theoretical predictions, we find optimal splicing parameters on fsm - 30s fiber splicer for low loss joints between erbium doped fiber and other single mode fibers. we also experimentally demonstrate a novel three - stage erbium - doped fiber amplifier with high gain, low noise figure, and high output power. finally, a prototype of a gain - clamped fiber amplifier is obtained with high gain ( 26 db ), low noise figure ( 5. 3 db ), high output power ( 17 dbm ), and large bandwidth ( 31 nm )

    文章研究了摻鉺光纖（ edf ）與其他光纖低損耗焊接問題，得到光纖熔接機低損耗熔接的最佳參數，這對摻鉺光纖放大器的科研生產具有一定的指導意義；研究了新型的三段級聯泵浦優配的摻鉺光纖放大器的優化光路結構，得到高增益，低噪聲，大輸出功率的摻鉺光纖放大器；最後研製成功高增益（ 26db ） ，低噪聲（ 5 . 3db ） ，大輸出功率（ 17dbm ） ，寬帶（ 31nm ）增益箝制摻鉺光纖放大器樣機。
  6. 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低電壓低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低功耗軌至軌cmos運算放大器。在設計輸入級時，為了使輸入共模電壓范圍達到軌至軌，不是採用傳統的差動輸入結構，而是採用了nmos管和pmos管並聯的互補差動輸入對結構，並採用成比例的電流鏡技術實現了輸入級跨導的恆定;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，而是採用了適合在低壓工作的低壓寬擺幅共源共柵結構;在輸出級設計時，為了提高效率，採用了推挽共源級放大器作為輸出級，輸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;並採用了帶調零電阻的密勒補償技術對運放進行頻率補償。
  7. For the reason of the same frequency, we use the ldmos fet. there are three development for the middle power amplifier : the first stage power amplifier, the drive stage power amplifier and the last stage power amplifier

    本文針對遙測遙控放大器與其頻率相同的特點，對中功率放大器進行研究。本文對固態線性功率放大器的研製包括：前級放大器的研製、驅動級放大器的研製、末級放大器的研製。
  8. Second, we simulate and optimize the circuit and debug the first stage, the drive stage power amplifier

    然後在ads中對設計電路進行了模擬優化，對前級、驅動級功率放大器進行調試。
  9. Purpose : audio frequency general purpose, driver stage amplifier applications

    用途:用於音頻放大，激勵級放大。
  10. In this thesis, analysed and designed the architecture of the new type cmos rail - to - rail operational amplifiers in detail, and successfully designed one of two stage compact cmos rail - to - rail amplifier and the cmos bandgap reference current source

    本次論文詳盡地分析和研究了新型cmosrail - to - rail運算放大器的結構，完成了兩級壓縮式cmosrail - to - rail運算放大器和cmos帶隙參考電流源電路的設計。
  11. In this paper, the traditional cascode structure of cmos lna is considered as a two - stage amplifier and inter - stage matching network is introduced accordingly

    本文也對cmos低噪聲放大器進行了分析，將傳統共源共柵結構看作二級放大器級聯形式，並由此引入級間匹配網路。
  12. In order to expand the signal the dynamirange, the low voltage operational amplifier usually needs the input signal scope and the output signal scope to be able to achieve the entire amplitude, in view of this question, this article discusses as follows : one is designed with ab rail - to - rail output stage

    為了擴大信號的動態范圍，低電壓運放通常需要輸入輸出的信號范圍能達到全擺幅。針對這個問題，本文做了如下工作: 1 ）設計了一個是包含ab類軌對軌輸出級的低功耗運算放大器。
  13. The other is the design of amplifier with constant trans - conductance ( gm ) rail - to - rail input stage. when common mode input voltage changes, it provides nearly constant - gm independent of input transistor operating region ( strong, moderate or weak inversion ), and the quiet nods of the circuit for current addition and the output stage keep unchanged

    當輸入共模電壓變化時，不管它的輸入mos差分對管處于強反型區還是弱反型區，輸入級的跨度保持不變，而且輸入級後面的電流加法電路和輸出級的靜態工作點也不會隨之改變。
  14. The 2 - stage differential transconductance amplifier is used in the design to achieve high gain. in the design of amplifier, a resister and a miller capacitor is used to deal with the stability and frequency compensation

    系統中採用差分跨導運算放大器的設計，為了保證其具備高增益與高穩定性，選用二級結構，並且增加了補償電容和電阻。
  15. Usually the low power operational amplifier is designed with rail to rail output stage, whose signal dynamirange is small, its output driving force is not strong, here it is designed with voltage displacement stage, and the strong driving force and the low power consumption in this circuit are achieved. with 5v single power, this amplifier consumes only several a, 100khz unity - gain frequency, achieves 80db dc open gain and 55 phase margin for a 100pf load capacitance and a 1m load resistance and other advantages

    通常設計的低功耗軌對軌輸出運算放大器中，由於信號的動態范圍比較小，它的輸出驅動能力不強，這里設計的是採用電平位移電路同時實現了電路的強驅動能力與低功耗，它具有在單電源電壓5v的條件下，靜態工作電流只有幾微安，單位增益帶寬達100k ，開環增益能達80db以上，相位裕度也能達55度，輸出源沉電流達500微安以上等優點。
  16. The amplifier adopted the three - stage structure, and the first stage used one chip, the second stage used two chip in parallel, the third stage used four chip in parallel

    該功放模塊採用三級放大結構，第一級採用一個管芯，第二級並聯兩個管芯，第三級並聯四個管芯。
  17. How to reduce noise figure of operational amplifier are studied in this paper. through design of a low - noise opa, introduce low - noise design of the input stage in detail. and with the analysis of computer, suitable sizes of the input apparatus are choosed. at last, by simmulation and verification on this opa, the result is satisfied

    研究了如何從電路結構上減少運算放大器的噪聲，以一種低噪聲運放為例，著重介紹輸入級設計，並藉助計算機分析選擇合適的輸入器件尺寸，最後通過對運放噪聲的模擬驗證，得到了滿意的結果。
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