放大器響應 的英文怎麼說

中文拼音 [fàngdàqìxiǎngyīng]
放大器響應 英文
amplifer response
  • 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
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
  • 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
  1. Semiconductor, diodes, bipolar junction transistors, field - effect transistors, transistor amplifiers, frequency response, operational amplifiers, differential and multistage amplifiers, integrated circuits

    半導體、二極體、雙極電晶體、場效電晶體、電晶體放大器、頻率響應、算放大器、差動及多極放大器、積體電路。
  2. The factors limiting the frequency band of the wide - band amplifier are introduced. through analyzing the effects of the intrinsic parameters and parasitical on the frequency characteristics, a method of improving fr of mosfet by using short channel device and making mosfet work at the saturation region through raising vgs is put forward ; the effects of different kinds of circuit configurations on the frequency characteristics and the junction voltage on the voltage pattern circuit, current pattern circuit and frequency characteristics are analyzed. according to the linear theory of transconductance which is applied in the bit circuit, the current pattern amplifier circuit, current transfer circuit and output circuit which consist of mosfet and the wide - band amplifier composed of them are put forward

    介紹了限制寬帶放大器頻帶寬度的因素，通過分析mosfet的本徵參數、寄生參數對頻率特性的影響，提出了採用短溝器件、使mosfet工作在飽和區、抬高柵源電壓等提高mosfet特徵頻率的方法；分析了不同電路組態對放大器頻率特性的影響、節點電壓對電壓模電路、電流模電路頻率特性的不同影響，根據應用於雙極晶體管電路的跨導線性原理，提出了採用mosfet構成的電流模放大電路、電流傳輸電路、輸出電路以及由它們所組成的寬帶放大器，獲得了良好的頻率響應。
  3. Low noise amplifier ( lna ) is widely used in front end of a received set of mobile communication 、 wireless radio 、 blueteech technology and so on 。 the active device is the core of the circuit and has significant effects on the whole equipment, therefore, the design of the active device is vital in lna

    微波低噪聲放大器（ lna ）廣泛應用於移動通訊、無線電、藍牙技術等的rf前端。 lna中的有源器件是整個電路的核心，對整個放大器電路的性能有著重要的影響，因此有源器件的設計是lna的關鍵技術之一。
  4. The exportation resistance of a device work device with what link after loading the resistance s the certain connections for should satisfying, in order to prevent mount to load the appearance produce the obvious influence. with each other connect to say to electronics equipments, for example after signal connect the enlarger, ex - class to connect class, only behind first - degree importation resistance before larger than first - degree exportation resistance 5 - 10 times are above, can think the resistance to match good ; connect the box come saying, electronics tube the machine should choose to use with for the enlarger its output to carry the mark to call the resistance the box for, but transistor enlarger then have noing this restrict, can take officing why resistance of equal or approximate box

    一件器材的輸出阻抗和所連接的負載阻抗之間所應滿足的某種關系，以免接上負載后對器材本身的工作狀態產生明顯的影響。對電子設備互連來說，例如信號源連放大器，前級連后級，只要后一級的輸入阻抗大於前一級的輸出阻抗5 - 10倍以上，就可認為阻抗匹配良好對于放大器連接音箱來說，電子管機應選用與其輸出端標稱阻抗相等或接近的音箱，而晶體管放大器則無此限制，可以接任何阻抗的音箱。
  5. Digital design ： binary system, boolean algebra, logic gates, simplification of boolean functions, combinational logic. analog design ： amplifiers, frequency response, feedback, operational amplifier

    數位設計：二進位制、布氏代數、邏輯閘、布氏函數的化簡、組合邏輯電路。類比設計：放大器、頻率響應、反饋系統、運算放大器。
  6. Theoretically several solutions are derived in the final scheme such as broadband matching technology which included negative - feedback technology, traveling wave technology and balance technology. in addition, the design will be optimized by eda software and the final test result indicates that our design is successful. the principle of microwave amplifier is introduced at first in this paper, especially its main parameters index sign, then the material performance and the influence of parasic parameter and model setting of the gaas phemt is discussed

    文中首先介紹寬頻帶放大器的主要參數指標，接著介紹了gaasfet的材料特性，以及phemt管芯寄生參數對實際放大器設計的影響，然後討論gaasphemt的大、小信號模型的建立與分類;結合gaasphemt模型和s埠參數分析了寬頻帶匹配技術的原理;最後論述本課題中各個放大器實現的具體方案，以及在放大器實現過程中應該注意的問題，給出了實際寬帶放大器的測試結果，並將軟體模擬結果與實測曲線進行對比。
  7. In the design and debugging process we found that two different caps with parallel connection may make the amplifier instability. with the analyses of the nonideal cap molding we found that the response curve of two different caps with parallel connection has a saltation whose impedance is infinity and at this pot the amplifier is easy to oscillate. than some suggestion of the use of cap in amplifier design is presented

    在放大器的設計、調試過程中發現兩個不同容值的電容並聯會帶來電路的潛在不穩定，對實際電容，即帶有寄生電感和寄生電阻的電容，建模、分析后發現，不同容值的電容直接並聯其響應曲線會有一個阻抗值為無窮大的突變點，該突變點可能會引起電路的自激。
  8. In succession, the theory of chirped - pulse amplifier system is given in detail, firstly, studying from designing experimental light road and optical components to theoretical analysis, we par ' tly finished the system by ourselves. about ultr a - shoft pulse with a pulse - width of 9. 8f s and output power of 650mw and band - width of about l 20nm is output from oscillator source, secondiy, the stretching capacity of single grating four - pass stretcher is measured using abcd matrix combining collins function, and the effect of relativ e parameters to the streching ratio is also simulated. thirdly, a new type of disjunctional frequency moduiating function is provided according to the gain - narrowing and gain - saturation which are appeared in the co urse of amplification, under modulating the two effects are both controlled on some e xtent, fourthiy, the effect of ase that is often ignored by people is analyzed and the resolving methods are also given

    從光路、光學元件的自行設計到理論分析計算，初步建立了一臺實驗系統；採用abcd矩陣法結合collins公式計算了四通式單光柵展寬器的展寬量，並模擬了相關參數對展寬比的影響，對實驗具有指導意義；評價了再生放大器和多通放大器的優缺點，對放大過程中通常忽略的放大自發輻射現象（ ase ）進行了分析，並提出了相應的解決方法；針對放大過程中出現的增益窄化和增益飽和現象，對輸入種子脈沖提出了一種新的分段頻率調制函數，實現了對增益窄化效應和增益飽和效應的共同抑制；提出了系統的材料（包括放大介質和光路中的普通介質）正是融合高階色散的來源。
  9. The lna is one of the most important and broad components in microwave communication system receiver, and is used to amplify the low level signal. as the first signal processing block after the antenna, the lna determines the noise figure and input voltage swr and greatly impacts the dynamic range

    低噪聲放大器（ lna ）廣泛應用於微波接收系統中，是重要器件之一，主要用來放大低電平信號，由於是自天線下來第一個進行信號處理的器件， lna決定了整個系統的噪聲性能和電壓駐波比vswr ，並對動態范圍有著較大的影響。
  10. The design method of the double charge amplifier are worked out based on the requirement of the sensor for testing circuit and the effect of sensor for work environment, the method of compensation of the frequency being extended is studied, and the butterworth filter of five order which is adapted itself is designed creatively by the isppac in chapter three

    第三章從敏感元件對測量電路的要求和工作環境的影響出發，提出了雙電荷放大器的設計方案，研究了頻率拓寬補償的方法，使用isppac創新設計了自適應butterworth5階低通濾波器。
  11. Note that all these structures are numerically simulated firstly and then verified by the experiments. fourthly, in accordance with the need of gain control in a wavelength division multiplexed system, a gain - clamped l - band edfa using a single fiber bragg grating ( fbg ) is proposed. based on the giles model with ase, numerical simulation for the all - optical gain - clamped edfa is carried out

    最後給出一組使edfa在箱制增益的同時可以保持增益譜平坦的最佳結構和放大器參量;最後，初步介紹了光纖的非線性效應的產生機理及其對光通信系統的影響;實驗研究了應用edfa測t布里淵散射闡值的實驗裝置與方法。
  12. For long - haul high bit rate trunk line optical fiber communication system and metro optical fiber network, a semiconductor optical amplifier ( soa ) is the most promising component due to its all kinds of properties and small dimension, compactiveness, low drive voltage, such as in optical network solutions, polarization - insensitive semiconductor optical amplifier ( pisoa ) is a popular candidate as optical gates. but the polarization - insensitivity over large wavelength range is requested. the purpose of this thesis is to develop a soa which is polarization - insensitive and has large 3db bandwidth

    隨著寬帶傳輸和寬帶接入以及全光網的組建和發展，大帶寬偏振不靈敏半導體光放大器（ semiconductoropticalamplifier ， soa ）由於其易於與其它器件集成，體積小，具有快的動態增益響應，非線性好，飽和輸出大，可實現無損操作等特點，在光通信網路中，成為光纖通信發展，全光網組建以及wdm 、 tdm技術成熟的關鍵部件之一，其中偏振不靈敏和大的3db帶寬是性能優良soa的重要指標，也是制備的技術難點。
  13. These chips based on this design may be used for mobile communication, personal digital assistant, portable audios etc. in this thesis, developing situation and characteristic and basic application of operational amplifiers are introduced in chapter l

    這些運算放大電路可望用於移動通訊，個人數字助理，便攜式音響系統，電池監測系統等產品中。第一章介紹了運算放大器的發展概況、特點以及基本應用。
  14. In electronics, pertaining to an amplifier or circuit having a frequency respo nse characteristics that is uniform, within defined limits, across a given frequency range

    在電子學中，用來修飾或說明一種放大器或電路，這種放大器或電路在一個給定的頻率范圍內，具有均勻的頻率響應特性。
  15. The forming mechanism of crosstalks in the tdm system was analyzed theoretically, and the relationship between crosstalks and the extinction ratio of optical pulse modulator used in the tdm system was investigated. the interchannel and intrachannel crosstalks in the wdm system were discussed separately, and the contributions to crosstalks were appraised from architecture ’ s alteration, the finite isolation between channels in multiplexers or demultiplexers, and nonlinear effects in the system. noises in the large - scale multiplexing system were studied theoretically, and all kinds of factors were considered that have relation to noises, phase resolution, and dynamic range of the system, such as multiplexing channel number, the length of the transmission fiber, using in - line erbium - dropped fiber amplifiers or not, and so on

    本文從理論上分析了光纖水聽器時分復用系統串擾的形成機理，分析了光脈沖調制器的消光比與系統串擾的關系;分別對光纖水聽器波分復用系統的異頻串擾和同頻串擾進行了理論分析，研究了光纖水聽器波分復用結構、波分復用器與解復用器隔離度等因素以及非線性效應對系統串擾的影響;對大規模光纖水聽器復用系統噪聲進行深入細致的理論分析，研究了系統噪聲、相位解析度、動態范圍與復用數目、傳輸光纖長度、中繼光纖放大器等諸多因素的關系。
  16. Motion - picture sound reproduction ; frequency response of pre - amplifiers for photographic sound records ; measuring methode

    影片的聲重放.光聲錄音用前置放大器的頻率響應.測量
  17. For the analog low - gain displacement - type records, two horizontal - component records of a m7. 1 aftershock of tangshan earthquake, july 28, 1976, in tai ' an seismic station are used as the example to show the procedures of digitizing, arc - shape correction, baseline correction, equal - interval interpolation and instrument response correction. the reliability of the analog low - gain displacement - type records for long period study is also discussed. in order the database to have a better magnitude - distance distribution, a method to estimate the long period response spectrum values from earthquake magnitude definition is developed

    對于模擬式低放大倍數位移記錄，以泰安地震臺的513型中強地震儀所記錄的1976年7月28日唐山地震的7 . 1級餘震兩個水平分向的記錄圖為例，詳細說明了對記錄圖數字化、弧型校正、基線校正、等距插值、儀器響應校正等步驟，計算了周期t 10s的反應譜，分析了它們的可靠性。
  18. Vra variable response amplifier

    可調響應放大器
  19. The impact of the cascode transistor on the noise and linearity performance of the cmos lna is discussed in detail

    本文詳細分析了cascode場效應管對cmos低噪聲放大器的噪聲和線性性能的影響。
  20. The paper primarily researches a kind of nonlinearity of fiber - the effect of srs ( stimulated raman scattering ) to wdm ( wavelength division multiplexing ) system and the gain and noise properties of fiber raman amplification exploited with srs

    本文主要研究了光纖中的一種非線性效應?受激喇曼散射對數字波分復用傳輸系統性能的影響，以及利用它所開發的光纖喇曼放大器的增益和噪聲特性。
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