放大器鏈 的英文怎麼說

中文拼音 [fàngdàqìliàn]
放大器鏈 英文
amplifier chain
  • 放 : releaseset freelet go
  • 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
  • 鏈 : Ⅰ名詞1. （鏈子） chain Ⅱ動詞（用鏈栓住） chain; enchain Ⅲ量詞（計量海洋上距離的長度單位） cable length
  • 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. 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。
  2. Then we introduce the character of the atmosphere channel, which we emphasized on the atmosphere scatter, absorption and scintillation ' s effect on the laser beam. in chapter, we explain why we used cassegrain telescope to collect the optical signal at first, then the lightsource, detector, front amplifier used in optical communication has been compared to that of fiber communication, the noise including shot noise, thermal noise and background light noise has been explained here for analysis the snr and ber in the next section

    在第三章介紹無線光接入系統的光收發單元，採用多孔徑卡塞格倫式的收發天線對消除減小大氣湍流影響有較大作用，針對大氣通道的特點無線光系統收發單元在光源、光探測器、前置放大電路上存在許多有別于光纖通信的技術，同時還闡述了光接收機包括背景噪聲的噪聲機制和接收靈敏度、誤碼率等指標，最後給出了一個整個傳送鏈路的功率預算。
  3. The main mechanism is designed based on differential lever theory and flexure hinge, its magnification performance is simulated using finite element method ( fem ). the simulation result shows that the main mechanism owes good magnification performance

    基於差動杠桿原理和柔性鉸鏈結合起來設計了液體中運動微機器人的主體機構，並利用有限元法對主體結構的放大性能進行了模擬，所研製的放大機構具有較好的放大效果。
  4. A 40 - base polymorphic repeat sequence located in the 3 ' - untranslated region of the dat gene was purified and amplified by polymerase chain reaction ( pcr )

    將位於多巴胺運輸器基因3 '端未轉譯區段的40 -堿基多形性重復序列予以純化、經聚合酶鏈鎖反應放大。
  5. Surface plasmon resonance technique ; immunosensor ; amplified assay ; streptavidinbiotinylated antibody complex

    表面等離子體共振技術免疫傳感器放大檢測鏈霉親和素-生物素化抗體復合物
  6. Piezoelectric phase shifter was studied, and a kind of phase shifter with flexible hinge was presented

    摘要對壓電式移相器進行了研究，設計了具有放大特性的柔性鉸鏈式移相器。
  7. Its main function is to amplify and transmit the upconvertor ' s signal. it is applied to various kinds of ground equipment and satellite transponder. there was captured by foreign brand basically in the market of mobile communications in our country

    眾所周知，功率放大器模塊是微波通信發射機的重要組成部分，它完成對上行鏈路信號的放大發射功能，廣泛的應用於各種地面設備和衛星轉發器中。
  8. First please make sure the useful signal has very good snr before you input it to amplifiers chain, then you can calculate how much gain and nf you need to get the targeted signal amplitude and noise level, based on this you can choose the right components to design amplifiers chain

    后才將其輸入放大器鏈，接著計算獲得目標信號振幅和噪聲水平所需的增益與nf的大小，最後根據這些數據選擇合適的器件設計放大器鏈路。
  9. In receive channel, the low noise amplifier make the signal which received from the antenna enough strong to demodulation

    而低噪聲放大器用於接收鏈路中放大天線接收到的微弱信號，使信號電平達到解調單元所能分辨的電平。
  10. In transmit channel, power amplifier make the signal level more high in order to make electromagnetic wave transmit long distance

    發射鏈路中，功率放大器對已調制信號進行功率放大，以保證更遠的通信距離。
  11. The “ general cell ” which made in a soc is a basic unit of the aeronautical satellite. after analyzing the demands of downlink communication system of the “ general cell ”, the thesis came up with a design of rfic power amplifier according to the requirements of the system and validated this scheme to be feasibility by simulation

    本文的主要任務是在對「微型核」星地通信系統進行鏈路分析的基礎上，提出一種滿足星地通信的射頻集成電路功率放大器的設計實施方案，並通過模擬對系統方案進行驗證。
  12. The radio frequency receiver supports interface for instrument and base station and air interface for mobile station, and it takes the task of magnifying low noise and down - convert and digital baseband processor filtering and magnifying intermediate frequency to reverse link signal. the digital baseband processor samples the received signal after down - convert radio frequency signal to intermediate frequency signal and processes other processing and supports interfaces to computer, next sends data to computer. the gps receiver supports interface for instrument and gps system, and receives gps system signal, next it demodulates the correlative information and sends out benchmark clock signal we need

    射頻接收部分主要為儀器和基站、移動臺提供空中介面，其主要任務是在反向鏈路上對接收到的射頻調制信號進行低噪聲放大、射頻下變頻變換、中頻濾波放大等;數字基帶部分為對接收信號變頻為中頻后進行a / d采樣，以及其他的rsp處理並和計算機提供介面，將數據送至計算機進行后臺處理、顯示等; gps接收機部分為儀器和gps系統提供介面，接收gps系統信號並解調相關信息，輸出所需的電文及時鐘基準信息等。
  13. It is well know that the solid - state linear power amplifier is one of the most important part of transmitter in the telemetry and remote control system. its main function is to amplify the upconvertor ' s signal

    眾所周知，線性固態功率放大器是遙測遙控系統中遙控分系統發射機的重要組成部分，它完成對上行鏈路信號的放大發射功能。
  14. Cross - phase modulational instability in fiber link with an active optical amplifier

    有源光放大器鏈路中交叉相位調制的不穩定性
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