波導放大器 的英文怎麼說

中文拼音 [bōdǎofàngdàqì]
波導放大器 英文
orthoron
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 導 : 動詞1. （引導） lead; guide 2. （傳導） transmit; conduct 3. （開導） instruct; teach; give guidance to
  • 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
  • 波導 : [物理學] （用在微波波段傳輸電磁波的裝置） waveguide; duct
  • 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. Recent progress in erbium - doped optical glass waveguide amplifiers

    玻璃光波導放大器的新進展
  2. In - phase wavelength conversion in semiconductor optical amplifier in critical lasing state

    基於半導體光放大器臨界激射狀態的同相波長轉換
  3. The trained neural network model can be used to solve a variety of problems emerged in rf / microwave circuit design, such as in microwave circuit cad, the established model structure can be used to characterize the nonlinear behavior of microwave circuits

    如用於微波電路cad ，可用所建立的模型結構來描述這么一類微波電路的非線性行為特徵；如用於微波電路設計，則可進行如共面波導、晶體管、傳輸線、濾波器和放大器等的設計；如用於微波電路優化，則可用所建立的電路模型優化電路參數，進行阻抗匹配等。
  4. But up to now, none of them are commercially available. among these technologies, wavelength converters based on cross - gain modulation, cross - phase modulation and four - wave mixing in semiconductor optical amplifier is the mainstream of research

    其中，基於半導體光放大器中的交叉增益調制、交叉相位調制和四波混頻效應的波長轉換技術是研究的主流方向。
  5. In active section, in order to meet performance of out put power above 10dbm, the power amplifier module of ka - band is fabricated by using hmc283 to achieve the 14db conversion gain. there are five parts that include of waveguide - to - microstrip ? mixer ? filter ? power amplifier and waveguide - to - microstrip. input signal ' s power is 10dbm, after it pass waveguide - to - microstrip, it ' s frequency is escalate from 30ghz to 35ghz

    該組件由五個部分組成：功率為10dbm信號經過波導? ?微帶過渡，然後混頻，濾波將30ghz提高到35ghz濾除不需要的諧波鏡頻以及三階交調信號，為了彌補混頻濾波的變頻損耗，加一級功率放大器，此放大器採用hittle公司hmc283晶元，此上變頻放大組件完成了上變頻?濾波?放大功能。
  6. Parallel dual - pump four wave mixing based on semiconductor optical amplifier

    基於半導體光放大器的平行雙泵浦四波混頻研究
  7. The simulative circuits of active network elemellts and analog signal operation based on ota are induced systematically

    論文研究跨導運算放大器及其濾波器電路的原理和設計。
  8. 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。
  9. Traveling wave tube ( twt ) is a kind of broad - band, high powerh, high gain microwave millimeter wave amplifiers. they are widely used in communication, electronic warfare, rader system and microwave directional power weapon, taking an irreplaceable role in modern military electronic equipments and communication

    行波管是一種高增益的寬帶/毫米波功率放大器件，廣泛應用於數據通訊、電子對抗、預警飛機、火控雷達、精密制導，在現代軍事電子裝備中顯示出不可取代的重要作用，是國家重大專項的核心電子器件。
  10. To achieve diffraction - limited beam quality laser, single mode fiber is used as waveguide in both fiber amplifier and fiber laser in the past

    為了實現高光束質量激光輸出，傳統的光纖放大器和光纖激光器均採用芯徑較小的單模光纖作為增益介質波導。
  11. In order to measure the characteristics of such semiconductor optical amplifier, we adopted a set of measurement system. this measurement system can be used to measure the characteristics of all kinds of active or inactive optical passive components. such device presents good polarization insensitivity ( < 0. 9db ), wide 3db bandwidth ( > 33nm ) at 0 - 200ma and different input signal light wavelength and power, the maximum fiber - to - fiber gain of 10db, lossless operation current of 50 - 75ma for different input signal light wavelength and power, large extinction ratio ( > 50db ) and lower noise figure ( nf ) ( < 8db )

    與張瑞英博士一起，首次利用該種有源區結構制備出偏振不靈敏半導體光放大器，並在0 - 200ma注入電流范圍內獲得33nm的3db帶寬，在不同信號波長，不同信號功率0 - 200ma的注入電流范圍內，偏振相關損耗均《 0 . 9db ，在耦合差損為7db / facet的條件下，最大fiber - to - fiher增益達10db ，無損操作電流為50 - 70ma ，消光比達50db以上，而噪聲指數則低於8db ，最小可達4 . 6db 。
  12. The gain characteristics of edwa have been investigated by solving numerically propagation equations and rate equations at pump wavelength 980nm. the gain characteristics are functions of waveguide length, erbium concentration and pump light power, so the relations between them are analyzed in detail in this paper. the size of edwa is also discussed here, which has some reference value for the following study and the design of waveguide amplifier

    通過解析速率方程和傳輸方程，在波長為980nm泵浦光作為泵浦源的條件下，對摻鉺光波導放大器的增益特性進行了分析，由於波導放大器的增益是波導長度、摻鉺濃度和泵浦功率的函數，因此本論文對三者與信號增益的關系分別進行了討論。
  13. Effect of overlapping factors on gain characteristics of erbium - doped optical waveduide amplifiers

    重迭因子對光波導放大器增益特性的影響
  14. Gain of erbium - doped optical waveguide amplifiers in phosphate glass has been researched

    本文對摻鉺磷酸鹽波導放大器的關鍵技術進行研究。
  15. Formula of gain has been developed by rate equations, several factors, such as doped concentration of er3 + - yb3 +, configuration of waveguide amplifiers and pump power etc, have been analyzed to increase gain

    由速率方程得出光波導放大器的增益公式，分析影響放大器增益的各個因素。主要從鉺鐿離子的摻雜濃度，放大器的結構及泵浦功率三方面加以討論。
  16. Integration of optical communication devices is the development direction of current optical communication system. erbium - doped optical waveguide amplifier is a novel optical amplifier after erbium - doped fiber - optic amplifier and semiconductor optical waveguides amplifier, it has received great attention for gain at 1. 535 m

    工作於1 . 55 m光通信窗口的摻鉺集成光波導放大器（ edwa ）是繼摻鉺光纖放大器（ edfa ） 、半導體光放大器之後的又一新型光放大器，近年來引起人們極大的興趣。
  17. A novel method of calculating the field - intensity distribution in planar optical waveguide

    平面光波導放大器中光場分佈的一種計算方法
  18. In this dissertation, the theory of integrated waveguide amplifier is introduced. at first, its gain characteristics have been studied by solving numerically propagation equations and rate equations

    在第一章介紹了國內外光波導放大器發展的概況，光波導器件發展的歷史和光波導的理論分析方法和製作方法。
  19. With the development of optical communication and integrated opto - electronics, more and more attention was payed to er3 + - doped optical wave - guide amplifier ( edwa )

    隨著光纖通信和集成光電子學的發展，人們越來越多的關注摻鉺光波導放大器的研究。
  20. Erbium - doped optical waveguide amplifier has received extensive attention because it has several merits, such as low - loss, high gain, small size, low facture cost, small index of noise, small polarization relativity and convenient for integration

    摻鉺光波導放大器具有損耗低、單位長度增益高、體積小、成本低、噪聲系數低、很小的極化相關性，便於集成等特點，正受到越來越廣泛的關注。
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