高速放大器 的英文怎麼說
中文拼音 [gāosùfàngdàqì]
高速放大器
英文
high eed amplifier- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 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
- 高速 : (高速度) high speed; high velocity (hv); high rate; swift; fast; express; high-speed
- 放大器 : amplifier; pantograph; lawnmower; enlarger; magnifier
- 放大 : amplify; magnify; boost; enlarge; blow up; gain; amplification; enhancement; multiplication; magn...
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Technical requirements and test methods of the high speed photodetector - preamplifier used for the optical fiber communication
光通信用高速光探測器? ?前置放大器組件技術要求及測試方法The magnetic field requirement of the sth harmonic gyroklystrons over cyclotron resonance masers ( crms ) would be reduced by a factor of s relative to operate on the fundamental cyclotron frequency, so that the amplifier could be applied to highly mobile millimeter wave radar systems
基於電子迴旋諧振脈塞原理工作的諧波迴旋速調放大器的工作磁場強度是基波的1 / s ( s是諧波數) ,因而能適用於機動性較高的軍用毫米波雷達系統。The main results are presented. second, the theoretical analysis about electron beam and wave interaction is presented. base on the theoretical analysis, numerical simulations of electron beam and wave interaction in gyroklystron were done
二、通過採用自洽非線性大信號理論方法,在理論分析和高頻計算的基礎上對迴旋速調管放大器注-波互作用進行了數值計算。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。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。The relays may lack the high speed switching characteristic of the solid - state state switches used by other preamplifiers, but they also have none semiconductor distortions and noise which accompany analog gates and voltage controlled amplifiers
與其他前級放大器所用的半導體開關相比,這些繼電器缺少高速轉換的特性,但它們沒有隨著模擬開關和電壓控制放大器所帶來的半導體失真和噪聲。The actively and passive mode - locked fiber ring laser and two types of photonic switching, slalom ( semiconductor laser amplifier loop mirror ) and uni ( ultrafast nonlinear interferometer ) were developed. this thesis presented the principle and the requirements for the optical of frequency - shift sampling module under common conditions
研製了作為光取樣脈沖源的主動鎖模和被動鎖模光纖激光器;半導體光放大器環鏡及超高速非線性干涉儀的光子開關,並進行了頻差法光取樣、異步光取樣及基於時分光取樣的光子模數轉換的實驗研究。The measurement system consist of computer, 16 - channel high speed data acquisition board, spark plug pressure sensor, crank angle signal generator, charge amplifier and oscillograph. the max acquisition frequency of this system is 1mhz
由通用微機、 16通道無相差高速數據採集卡、火花塞式壓力傳感器、角標信號發生器、電荷放大器、示波器組成的高速數據採集系統,最高總采樣頻率為1mhz 。The technology of wdm combined with edfa can take fully advantage of capability of fibers, being a premium method of realizing high - capacity, long - haul, high - speed communications
波分復用( wdm )和摻鉺光纖放大器( edfa )的結合應用是充分挖掘光纖帶寬能力,實現大容量、高速率、長距離通信的最佳手段。Up to 8 mb of megazoom deep memory come standard so you can capture long, non - repeating signals, maintain high sample rate, and quickly zoom in on areas of interest
高達8mb的megazoom深存儲器,使您能捕獲很長的非重復信號,保持高采樣率並能快速放大所關注的區域Based on the study of circuit cells which are applied in sige bicmos operational amplifier, the telescope cascode configuration is selected to realize high speed and high gain
其次,通過對sigebicmos運算放大器中電路單元的研究,並結合運放實際設計指標,選擇套筒式共源共柵結構作為運放的主體結構以確保高速、高增益的實現。The current in the dac ’ s output can drive the load, and the structure can save a buffer consisted of operational amplifier, so the structure can achieve high speed with no close - loop and feedback in this circuit
該10位分段式電流舵型數模轉換器的輸出端可直接用電流輸出來驅動負載阻抗,省去運算放大器構成的輸出緩沖,整個電路中沒有形成閉環和反饋,因此這種電路結構可以達到很高的速度。This paper is written based on the below works : a kind of power amplifier which can be used in the amb hard disk drive has been developed according to the characteristics of amb hard disk based on the modern electronic theory and technology, in order to satisfy the high precision and high speed which is required by hard disk
本文的主要工作是:利用現有電子技術的成熟理論及技術方法,結合硬盤磁軸承這一實際控制對象的特點,研究開發一種硬盤磁軸承功率放大器,滿足硬盤高精度、高轉速的控制要求。To accelerate the development of next generation high dwdm system, the pape r also researches the property of gain. based on optical wave nonlinear transmission equation, the gain model of fra is established. by the way of numerical analysis, it is obtained that the gain of fra has relation with pump power, input signal wave power, the effective area and absorption of fiber. the obtained conclusion has definite instruction to the design of fra
為了促進下一代超高速dwdm密集波分復用技術的發展,本文還研究了光纖喇曼放大器的增益特性,根據光波非線性傳輸方程建立光纖喇曼放大器增益模型,通過數值模擬分析了泵浦波功率、信號輸入光功率、以及光纖有效面積和損耗對光纖喇曼放大器增益的影響,得出了一些對光纖喇曼放大器的設計有一定的指導意義的結論。As for the tv transmitter of uhf of which the power grade is above 10kw, the valve power amplifier such as the electron tube, klystron and iot are widely adopted in high - frequency linear power amplifier
功率等級在10kw以上的uhf (特高頻)電視發射機,其高頻線性功率放大器普遍採用電子管、速調管、感應輸出管( iot )等電真空管放大器件。To ensure the precision of distance measuring, the high - speed laser driving circuit and the detect - amplifying circuit constituted by two class high - speed operational amplifiers are used in auto adaptive cruise - control system, and the laser flying time is measured by a sixteen bit ' s binary counter, whose counting frequency is 100 megahertz
為保障測距精度,裝置採用高速激光器驅動電路和由兩級高速運算放大器構成的探測放大電路,並用一個計數脈沖頻率為100mhz的16位二進制計數器完成激光收發間隔時間的測量。Detail specification for electronic components. semiconductor integrated circuit - cf715 type high - speed operational amplifier
電子元器件詳細規范.半導體集成電路cf715型高速運算放大器In this dissertation, sige hbt device and sige bicmos high speed operational amplifier ( op ) are designed successfully by studying sige hbt theory and sige bicmos circuit characteristics
論文通過對sigehbt原理和sigebicmos電路特點的研究,設計出sigehbt器件和sigebicmos高速運算放大器。Advanced fpga technology is introduced to improve the integration of digital circuits, and all digital circuits in the original module are integrated in the fpga chips, which could not only reduce the cost, but also improve the reliability and measurement precision of the circuits. high speed digital signal processor ( dsp ) is selected as the coprocessor instead of scm ; it can receive all kinds of commands sent from vxi, analyze and execute the commands, harmonize each section of the module and process the data. higher - conversion - speed comparator chip is adopted to convert the input signals being measured into square waveform signals which could be identified by fpga chip ; it can expand the measurement range of frequency dramatically
本文在原有vxi總線四通道計數器模塊的設計基礎上,通過對原模塊缺陷的分析,採用一些新的技術和新的電子器件來重新設計該計數器模塊:採用最新的fpga技術來提高數字電路的集成度,將原模塊中的所有數字電路全部集成在fpga晶元中,這樣不僅能節約成本,還能提高電路的可靠性和測量精度;採用高速的數字信號處理器( dsp )取代原有的單片機作為協處理器,來接收vxi發來的各種命令,分析命令、執行命令、協調模塊各部分的工作以及對數據的處理;採用轉換速率更高的比較器晶元將輸入的被測信號轉換為fpga晶元能夠識別的方波信號,能極大提高測量頻率的范圍;採用d / a轉換晶元和隔離運算放大器得到隔離通道所需的比較電平,該比較電平值能夠根據實際需求進行設置,能增強模塊的使用靈活性。Based on the study of r - 2r resistor network, a new precision resistor network is also presented. and the high - speed current switch, reference ampler, bias circuit are described in terms of their design principles and circuit structures. this architecture implements the 8bit d / a converter and the settle time achieves 110ns
針對高速的要求,在研究r - 2r電阻網路基礎上設計了一種新型精密電阻網路;同時著重闡述了包括八個匹配的共射極電位不變的電流開關、基準放大器、偏置電路等在內的基本單元電路的設計原理和結構。分享友人