調制腔 的英文怎麼說

中文拼音 [diàozhìqiāng]
調制腔 英文
buncher
  • 調 : Ⅰ動詞1 （配合得均勻合適） harmonize; suit well; fit in perfectly 2 （使配合得均勻合適） mix; adju...
  • 制 : Ⅰ動詞1 （製造） make; manufacture 2 （擬訂; 規定） draw up; establish 3 （用強力約束; 限定; 管束...
  • 腔 : 名詞1. （動物體內空的部分） cavity; chamber 2. （話） speech 3. （樂曲的調子） tune; pitch 4. （說話的腔調） accent; tone
  1. For micro - cavity semiconductor laser, station model is proposed in this paper and its steady - state and instantaneous characteristics when the coupling efficiency of spontaneous emission into a lasing mode is equal to 1 are analysised. for current noise, sp noise, noise, p noise, as well as current modulation, sp modulation, modulation and p modulation, using small - signal approximation, we derive the laser ' s corresponding transfer functions. and we calculate their signal - to - noise ratio ( snr ) gain in various parameters through frequency domain analysis in the premiss of large input snr

    本文對于微腔半導體激光器，提出站模型，能夠較直觀簡潔地分析微腔半導體激光器的穩態和瞬態特性，利用此模型對具有重要實用價值的= 1的微腔半導體激光器進行了討論；對于電流i噪聲、自發發射壽命_ （ sp ）噪聲、自發發射因子噪聲、光子壽命_ p噪聲，以及電流調制、 _ （ sp ）調制、調制、 _ p調制，在小信號近似下，得到了相應的激光器的傳遞函數；在大信噪比的前提下，對激光器進行了頻域分析，分別計算了它們在不同參數下的信噪比增益，分析了其抗噪聲性能。
  2. For phonetic signal modulation, if the pass band range of the band pass filter ( bpf ) is 300hz - 3400hz, the anti - noise properties of laser are approximately independent of bias current and parameters of the cavity ; when the pass band range of bpf increases to a certain degree, modulating bias current and parameters of the cavity can improve the anti - noise properties of laser

    對語音調制情況，如帶通濾波器的通帶范圍取為300hz - 3400hz ，則激光器的抗噪聲性能基本不依賴于偏置電流和腔內參數；當帶通濾波器的通帶范圍增大到一定程度，調整偏置電流和腔內參數可以實現半導體激光器的高抗噪聲性能。
  3. Calculation for a coupling coefficient of two modulation cavities in a relativistic klystron oscillator

    相對論速調管振蕩器中兩個調制腔耦合系數的計算
  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. The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method

    本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。
  6. In 3. 1 the reflection characteristic of f - p cavity is presented. in 3. 2 the optical - electronic modulation is introduced and the technique of how to make a resonant eom is discussed also

    3 . 1從理論上分析了f - p諧振腔的特點， 3 . 2討論了電光相位調制的特點，介紹了共振型電光相位調制器的製作。
  7. It is found that the electron beam may approach ideal bunching. high power microwave pulses with tunable frequency can be generated by post - accelerating the electron beam and carefully designing the extraction cavity. in terms of the pic simulation, the output power of 1. 25gw at 2. 2ghz and 480mw at 4. 4ghz in axial acceletron have been obtained

    用增加中間腔的辦法，大大提高了前兩階諧波電流分量，數值計算結果表明，其中一階諧波電流調制系數達到了140 ，二階諧波電流調制系數達到了68 ，通過改變提取腔的設計，可選擇不同頻率的輸出，其一次諧波頻率為2 . 2ghz ，輸出功率為1 . 25gw ，效率為9 . 33 ，二次諧波頻率為4 . 4ghz時，輸出功率為0 . 48gw ，效率為3 . 6 。
  8. The prerequisite of actively mode - locked fiber laser stable work is that the modulation signal frequency must be the integral multiple to the cavity resonance frequency

    主動鎖模光纖激光器穩定工作的前提條件之一是調制信號頻率應為腔內縱模間隔的整數倍。
  9. 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。
  10. So it becomes the most competitive new type of gyroscope. the interference fog is in the application process. the resonance fog needs shorter fiber or waveguide to realize the same sensitivity, comparing with the interference fog it can realize integration in silicon planar waveguide module and integration of ring cavity, input and output optical circuits and modulator in single chip of planar waveguide

    與干涉式光纖陀螺相比，為達到同樣的靈敏度，諧振式光學陀螺需要的光纖或波導長度要短幾十倍，並可以進一步實現將環形腔、輸入輸出光路、調制器等集成在單片平面波導上，特別適合於研製微型光學陀螺。
  11. The resonation fog needs shorter fiber or waveguide to realize the same sensitivity, comparing with the interference fog. it can realize integration in silicon planar waveguide module and integration of ring cavity, input and output optical circuits and modulator in single chip of planar waveguide. it fits the rmog very much, which stands for the trend of miniaturization of gyroscope

    干涉式光纖陀螺已經進入實用化階段，與干涉式光纖陀螺相比，達到同樣的靈敏度，諧振式光學陀螺需要的光纖或波導長度要短得多，可以實現將環形腔、輸入輸出光路、調制器等在單片平面波導上的集成，特別適合於微型光學陀螺（ rmog ） ，代表將來陀螺小型化的發展趨勢。
  12. ( 3 ) constructs fiber optical sensing system for vacuum measuring, carries out vacuum measuring using elastic deformation of metal diaphragm for reflex fiber sensor

    設計了一套強度調制型光纖真空度傳感系統，並利用真空腔室金屬膜片壓差的彈性微形變實現了反射式光纖真空度連續檢測。
  13. When a portion of light emitted from a laser source is reflected or scattered back into the laser cavity by an external target, the reflected light will mix with the light inside the cavity, causing a modulation of the laser output power

    激光自混合效應是指激光器輸出的光被外部物體反射或散射后，其中一部分光又反饋回激光器的諧振腔，反饋光攜帶了外部物體的信息。與腔內光相混合后，會調制激光器的輸出，稱為自混合效應。
  14. Fiber lasers are very sensitive to environmental perturbations such as temperature fluctuations and mechanical vibrations due to their relatively long cavity length when the external environment changing. the cavity drifting produceing the phase noise and amplitude noise, this can cause the output pulse unstablely

    但由於主動鎖模光纖激光器腔內有較長的光纖，而光纖的長度極易因外界環境的影響而發生漂移，因而調制頻率和腔長很難保持匹配。
  15. The results show that under the condition of the squeezing - power - number being an any even number or the pruduct of the squeezing - power - number and the total cavity - mode - number being an any even number, if some certain and fixed conditions are satisfied respectively by the initial phase of each mode in the state or the sum of the initial phase of each mode in the same state mentioned above, by the initial phase difference between any two components in the state, and by the sum of mean photon - numbers, which are modulated by the initial phase of each mode in the state mentioned, of all the single mode coherent states light field, the state can always display the effect of generalized nonlinear equal - power n - th power y - squeezing, or present the effect of generalized nonlinear equal - power n - th power h - squeezing, that changes alternatively and periodically

    結果發現：在壓縮次數取偶數或者壓縮次數與腔模總數這兩者之積取偶數的條件下，若各模的初始相位或者各模的初始相位和、態間的初始相位差以及受各模的初始相位調制的各單模相干態光場的平均光子數之總和等分別滿足一定的取值條件，則態| ~ （ （ 4 ） ） _ q的第一和第二這兩個正交相位分量總可分別呈現出周期性變化的、西北人學碩{ _學位論文摘要廣義非線性等冪次n次方y壓縮或者等冪次n次方h壓縮效應。
  16. ( 3 ). the theoretical analysis and the experimental study on an active mode - locked fiber laser are conducted. the harmonic mode - locked pulses of 2. 5ghz and 5ghz are achieved and the 2 - 4 order rational harmonic mode - locked pulses of 2. 5ghz are researched in active mode - locked erbium - doped fiber ring lasers

    （ 3 ）對主動鎖模光纖激光器進行了理論分析和實驗研究，在主動鎖模摻鉺光纖環形腔激光器中實現了2 . 5ghz 、 5ghz的諧波鎖模，並在2 . 5ghz的調制頻率下獲得了二、三、四階的有理數諧波鎖模脈沖。
  17. Only when the length of ring cavity is below that value, relaxation oscillation happens, and frsl have good modulation response and large modulation bandwidth

    只有當環形腔長度小於該臨界值時，激光器才發生弛豫振蕩，並具有理想的調制響應和大的調制帶寬。
  18. Basing on the theories of finite element method, analysed computer simulation of high frequency structure in resonator ; 3. compared effects to resonate frequency and fields caused by coupling slots of buncher in different azimuth ; 4

    從有限元理論的角度出發，對計算機模擬計算諧振腔內高頻場結構進行了分析探討； 3比較了調制腔部分耦合縫的位置變化對諧振頻率及腔內場的影響； 4
  19. 4. a nonlinear theoretical model for two - cavity gyroklystron is established. the analytic method on the beam - wave interaction in input cavity and output cavity is studied

    四、建立了兩腔迴旋速調管的非線性模型與理論，探討了調制腔及輸出腔中注?波互作用的研究方法。
  20. This source will have a power output of about 2. 5gw with 25 % efficiency at 5. 2ghz. the input modulate voltage is 125kv and the post - accelerating voltage is 600kv

    在調制腔電壓125kv 、加速間隙電壓600kv和電流15ka時，在c波段獲得了峰值功率約2 . 5gw和約25效率的數值模擬結果。
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