high power amplifier 中文意思是什麼

high power amplifier 解釋
大功率放大器
  • high : adj 1 高的〈指物,形容人的身高用 tall〉;高處的;高地的。2 高級的,高等的,高位的,重要的。3 高尚...
  • power : n 1 力,力量;能力;體力,精力;(生理)機能;〈常 pl 〉才能。2 勢力,權力,權限;威力;政權;權...
  • amplifier : n. 1. 【電學】擴大器;擴音器。2. 放大鏡;放大器。
  1. Bing high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast applications in many areas such as plasama calefaction, linear accelerators, millimeter wave radar, communications, electronic countermeasure and so forth. prof. liu shenggang began the research on electron cyclotron maser, and later, the group leaded by prof. li hongfu has done much research work on gyrotron also, and later, they have began the research on a kind of gyrotron amplifier - - - - - - gyroklystron

    迴旋脈塞器件? ?迴旋管作為大功率毫米波源,在等離子體加熱、線性加速器、雷達、通信及電子對抗等領域有著廣泛的應用前景,因此受到了國際上的廣泛重視,特別是近三十年來,迴旋管得到了快速的發展,並成為了研究的熱門方向。
  2. The experimental result expresses that the frequency doubler - power amplifier sets of ka - band can supply good local oscillation source for " millimeter - wave front - end of " lmds " ". the model has the advantages of low cost, small size and high reliability

    實驗結果表明,倍頻放大組件能夠為lmds毫米波前端提供很好的本振源,並且具有成本低、體積小、可靠性高等優點。
  3. Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method

    在本設計中,採用高速的dsp處理器,實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法,實現了大電流信號的驅動輸出;採用485總線技術,組建了裝置主機與多探測器之間的主從式通訊網路,實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路,採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術,實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元,設計了人機信息交互的介面;採用了模塊化的軟體設計方法,開發了裝置主機及探測器的軟體程序。
  4. A high efficiency dual - band rf power amplifier has an output and / or input of a high frequency transistor well terminated at the second harmonic frequency for dual - band operation

    本發明乃一種高效率雙頻射頻功率放大器,提供高頻電晶體的輸出端與?或輸入端于雙頻操作中有良好的二階諧波終止。
  5. Design of impendence match for high frequency power amplifier of mine mobil communication system

    礦井移動通信系統高頻功放環節的阻抗匹配設計
  6. Experiment result proved, relative to complicated structure and hig h request for laying wiring of zvs series resonant full - bridges, push - pull class - e amplifier is expected more suited for high frequency high - power output ability relatively, which is suitable for popularizing

    實驗證明,相對于結構復雜,布線要求較高的全橋串聯諧振逆變器,推挽式雙e類放大器具有更高頻率和較大功率的輸出能力,適于推廣一。
  7. According as the analysis of third - order inter - modulation of high - power amplifiers, an innovative practical method to adjust the feed - forward amplifier system to optimize the performance of feed - forward amplifier system is described. the application of feed - forward linearisation to a 890 - 915mhz amplifier is described

    詳細分析了高功率放大器的三階互調產物的特點,並據此創新的提出了調整前饋線性化系統狀態,優化前饋放大器性能的正確方法。
  8. The numerical calculation simulation shows that the fgb will change its shape upon propagation. ( 5 ) using the quasi - discrete hankel transform ( qdht ), the fast calculation code simulating the propagation of cylindrical symmetry laser beams passing through high power laser amplifier system is built up for the first time. the code is applied to

    ( 3 )明準訴散漢克爾變換編制寧旋轉對稱光束在高功率激光放大系統中傳輸的快冰汁彝摸擬程序,利用該程序對超高斯光束在多麟光放大系統中的傳輸和神光紅栩櫥化光傳。
  9. The system consists of phantom, signal source block, power amplifier block, measuring mode setting block, high accuracy amplifier and high speed demodulator

    該系統包括信號源模塊,功率放大模塊,測量模式設置模塊,信號放大模塊,同步解調模塊。
  10. On the base of summarizing and reference to the achievement of uhf complete solid - state high - frequency power amplifier abroad, the author have made a deep research in uhf 10kw electron tube tv transmitter power amplifiers which are widely used inland, and asked for ideas of a lot of engineers of chongqing tv transmitting station, brought forward a practicable solidification scheme under the guidance of prof. gao chao and prof. guoyongcai, and made a successful practice at chongqing tv transmitting station

    筆者在總結和借鑒國內外有關uhf全固態電視發射機高頻線性功率放大器研究成果的基礎上,對目前國內電視發射臺普遍採用的uhf10kw電子管電視發射機高頻線性功率放大器進行了深入研究,並廣泛徵求重慶電視發射臺工程師的意見,在重慶大學高潮教授和郭永彩教授的指導下,提出了切實可行的固態化改造方案,並在重慶電視發射臺實踐成功。
  11. Methods of measurement for radio equipment used in satellite earth stations - part 2 : measurements for sub - systems - section ten - high - power amplifier

    衛星通信地球站無線電設備測量方法第2部分:分系統測量第十節:高功率放大器
  12. Switching power amplifier is popularly used because of its virtues of low power losses, high efficiency and high frequency bandwidth

    開關型功率放大器因其損耗小、效率高、通頻帶寬等優點,廣泛取代了早期低效率的線性功放,成為目前功率放大器研究的重點。
  13. Gyroklystron amplifier is a novel high - power millimeter - wave coherent radiation source. as a result of high - power capability and high - efficiency and moderate bandwidth advantages, gyroklystron amplifiers have received a great deal of attention in recent years for a variety of applications including high - power radars, electronic counter systems and the next linear collider etc. specifically in twenty years later, there was much developments on gyrotron

    迴旋速調管放大器是一種能夠在毫米波段獲得高功率、高效率及一定帶寬的新型毫米波相干輻射源,因其在高功率毫米波雷達、電子對抗、定向能武器、材料處理和加速器等領域的重要應用前景,在國際上受到了廣泛的重視。
  14. A high - power wideband gyro - twt amplifier

    一種高功率寬帶迴旋行波放大器
  15. In this paper, we considered both efficiency and linearization, and take the scheme of self - reaction control module plus predistortion and feed - forward technologies to improve the high power amplifier ’ s linearity

    在本課題中,兼顧了效率及線性度,採用自適應預失真前饋復合線性化系統來改善高功率放大器的線性度。
  16. The high power amplifier will produce crosstalk in the process of transformation, so in order to increase the purpose of increasing the efficiency and accuracy in the transformation of information, the method of linearity is employed

    摘要高功率放大器會對信號產生交調失真,為了提高信息傳遞的效率和準確性,需要對其進行線性化。
  17. When signals pass high power amplifier, they would be distorted in amplitude and phase, leading to spectrum spread and distortion of in - band signals, both of which would weaken performance of the whole system in turn

    在無線通信中,信號在通過高功率放大器時會產生幅度和相位失真,造成頻譜擴展以及帶內信號畸變,導致整個系統性能的降低。
  18. As the great reform and progress in a lot of techniques have been made in the new generation of semiconductor high - frequency power amplifier, valve power amplifiers are replacing by complete solid - state high - frequency linear power amplifiers gradually

    隨著新一代半導體高頻功率放大管的一些突破性變革和多種技術的推陳出新,電真空管功率放大器正在被全固態高頻線性功率放大器逐步取代。
  19. A digital base band adaptive predistortion method to compensate nonlinear distortions introduced by a high - power amplifier ( hpa ) in orthogonal frequency division multiplexing ( ofdm ) system is proposed

    摘要提出了一種用於正交頻分復用( ofdm )系統中補償由大功率放大器引起的非線性失真的基帶自適應預失真方法。
  20. Design of a rf high power amplifier bias circuit

    一種射頻大功率放大器電源偏置電路設計方法
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