cavity oscillator 中文意思是什麼

cavity oscillator 解釋
空腔諧振器
  • cavity : n. 1. 【解剖學】穴,窩,盂,腔,空腔;【醫學】(空)洞。2. 【物理學】模槽;氣蝕區;空腔諧振器;【原子能】(反應堆中的)小室,暗盒。
  • oscillator : n. 1. 搖擺者。2. 【電學】振蕩器,振動器,振動子,振動部。
  1. Study of one new hpm radial klystron oscillator with foldaway concentric circular cylinder resonant cavity

    一種新的高功率微波折疊式諧振腔徑向速調管振蕩器
  2. The improved microwave output power and efficiency are obtained. ( 1 ) the radial klystron oscillator with foldaway - concentric cylindrical resonant cavity is researched firstly

    研究了徑向電子束與徑向間隙內,徑向二極體間隙內,徑向反射速調管內的微波電場的相互作用過程。
  3. Several new styles of radial klystron oscillators are studied theoretically and numerically. these new members include : the radial klystron oscillator with foldaway - concentric cylindrical cavity, the radial reflex klystron oscillator with virtual cathode and radial reflex klystron with open foldaway - concentric cylindrical cavity

    它們是折疊式諧振腔徑向速調管振蕩器,高功率虛陰極徑向反射速調管振蕩器,開放式同軸折疊式諧振腔徑向反射速調管振蕩器。
  4. The feed - back provided by the reflected electron beams reduce the start - up current and the start - up time in a vircator, while the existence of klystron cavity improves the extracting efficiency, hence the radial reflex klystron oscillator with virtual cathode combines the advantages of both devices, becomes a compact, efficient set

    利用虛陰極反射電子束對調制腔的正反饋,可以減小起振電流和起振時間,而且提高了微波產生效率。它是一種結構簡單,緊湊,不需要引導磁場的器件。
  5. Numerical simulations of c - band three - cavity transit - time oscillator

    波段三腔渡越時間振蕩器的數值模擬
  6. Firstly, the oscillator theory was researched as the base of the design of oscillator - type aia in this paper. the derivation of oscillation condition and stability condition were given ; at the same time, the cavity modeling theory of microstrip antenna was studied, which gave the relation between the size of microstrip antenna and the resonate frequency and that between the size and impedance of microstrip antenna

    首先,針對本文所討論的振蕩型有源集成天線,作為理論基礎,進行了振蕩器理論的研究,推導出有源集成天線的振蕩條件和穩定條件;同時利用空腔模理論,給出了天線尺寸與諧振頻率和輸入阻抗的關系。
  7. 4 ) the tuning characteristics of doubly - resonant optical parametric oscillator propo ) output by changing crystal ' s temperature, opo ' s cavity length and pump frequency respectively are theoretically analyzed and experimental obtained the wavelength of the opo output can be tuned from 2038nm to 2227nm by the crystal ' s temperature changed of 5. 3, from 2044nm to 2219nm by the cavity length changed of 514nm, and 375mhz by the pump frequency continuously tuned 750mhz

    當晶體溫度變化5 . 3時,得到2038nm - 2227nm可調諧下轉換光輸出;當opo的腔長相對于簡並點腔長變化514nm時,得到2044nm - 2219nm可調諧下轉換光輸出:當泵浦光頻率連續的改變了750mhz時,下轉換光的頻率相應連續調諧375mhz 。理論擬合與實驗結果基本一致。
  8. A virtual cathode oscillator with an axially extracted te10 or te11 mode has been investigated using the pic code. it can emit microwaves axially through an antenna without mode converter or transition waveguide, making the system more simple and compact. the efficiency of this device can be enhanced by employing premodulation cavity, resonant cavity, feedback mechanism, and virtual cathode formed by two electron beams

    本文利用物理分析和粒子模擬的方法研究了軸向提取te10 / te11模虛陰極振蕩器,結果表明通過引入預調制腔、諧振腔、反饋端面、雙電子束陰極等結構,可以實現結構相對緊湊、束波轉換效率較高的軸向提取虛陰極振蕩器。
  9. It also gives the motive of the ka - band vco and mixer, associated with the subject ' s requirement and the realistic conditions, according to which a proposal is confirmed that the gunn diode and the varactor are mounted in the same cavity to fulfill the vco and an antiparallel diode pair is used to fulfill the harmonic mixer. in chapter 2, based on the basic theory of negative resistance oscillating, we analyses the gunn oscillator and it ’ s tuning character. chapter 3 introduces the theory of millimeter - wave harmonic mixer

    以此為根據結合課題需要和實驗室的實際條件,確定vco採用耿氏管腔體振蕩器形式,變容管與耿氏管安裝在同一個腔內以進一步減小體積,採用反向並聯二極體實現諧波混頻;第二章介紹負阻振蕩器理論及其調諧原理;第三章介紹毫米波諧波混頻器基本原理;第四章給出了振蕩器及諧波混頻器的設計過程,整個組件聯調的結果;最後是結束語,分析了電路中存在的問題,指出了改進方向。
  10. In the part of the experimental designs, a experimental configuration of an unstable cavity by use of two bbo crystals compensating the walkoff effect and pumped by reflection is presented, and two set of controlling systems designs of open and closed loop are also presented ; we realized closed loop controlling system of bbo optical parametric oscillator tuning system, by using american general scanning inc. ' s controller to control bbo crystal ' s rotation, and scaled the output wavelength with charge coupled device

    在實驗設計上給出了利用兩塊bbo晶體補償走離效應返回式泵浦非穩腔的實驗設計,設計了開環和閉環兩套控制系統。通過使用美國通用掃描公司的掃描頭控制bbo晶體的轉動,用ccd對bbo - opo輸出波長進行標定,實現了bbo - opo調諧系統的閉環控制,相對波長調諧誤差小於0 . 04 ,並給出了354 . 7nm泵浦的類相位匹配bbo - opo輸出波長隨晶體轉角變化的理論和實驗曲線。
  11. Using the formulized approach to the su ( 1, 1 ) h ( 4 ) time - dependent system, which is derived from the combination of the formulation of the time - dependent bogoliubov transformation and the evolution equation of the system, we obtain the time evolution operator, state function and heisenberg uncertainty relation of the parametric oscillator with cavity losses under the weak coupling approximation. we also discuss the squeezing property of the system

    本文利用含時波戈留波夫變換與時間演化方程相結合得到的求解su ( 1 , 1 ) ? h ( 4 )量子系統的時間演化算符和演化態的普遍公式,我們導出了帶腔損耗的參數振子在弱耦合近似下的演化算符,態函數和不確定乘積,並討論了系統的壓縮特性。
  12. Based on this arithmetic, the high frequency characteristics of five - cavity with open boundary is calculated by the code written in fortran language. then the transit effect of five modes of five - cavity with open boundary is also calculated using code mathcad and matlab. the results show that the working mode of five - cavity transit tube oscillator is 3 / 6 mode, and the analysis of the theory are in good agreement with the simulation results

    根據從基於四腔渡越時間效應的自調制出發,經過一段飄移,然後再採用雙間隙提取腔邊耦合輸出高功率微波的思路,採用粒子模擬方法優化設計出一種峰值功率為1 . 5gw ,頻率為9 . 3ghz的六腔渡越輻射振蕩器,並研究了它的一系列工作特性。
  13. We study the nonlinear plasma filled cerenkov maser and linear plasma f illed coupled cavity chain. the principal conclusions of this dissertation are given below : 1. we study the nonlinear plasma grating filled dielectric cerenkov maser oscillator cavity for the first time

    我們對非線性等離子體柵填充的介質cerenkov脈塞和線性等離子體填充的耦合腔鏈進行了研究,主要的研究成果和結論有:一、首次研究了非線性等離子體柵填充的介質cerenkov脈塞振蕩器。
  14. The special feature of the rco - tat project is that a slow - wave oscillator with a tapered slow - wave amplifier is combined into an unified microwave tube by a resonant cavity, so it will be a compact and high efficiency micowave source

    Rco - tat的特點是利用一個諧振腔將切侖科大型的振蕩器與錐形結構慢波放大器有機地結合在一起,成為一個振蕩?放大一體化的高效率微波源。
  15. A repeatedly operating split - cavity oscillator with hole foil - focused beam

    一種帶孔箔聚焦可重復運行的分離腔振蕩器
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