源電導 的英文怎麼說
中文拼音 [yuándiàndǎo]
源電導
英文
source conductivity-
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。Ultra - wideband electromagnetic radiation from gaas photoconductive switches
光電導開關的超寬帶微波源Duo to the intrinsic characteristics of the gaas material, serai - insulating ( si ) gaas photoconductive semiconductor switches ( pcss " s ) have more obvious advantages in the performance of both high power and ultra - fast switching than those pcss " s made of other materials and then can be widely used in ultrahigh speed electronics, field of high power microwave generation and pulse forming ( pulse sources of high power ultra - fast electromagnetism, ultra - wide - band microwave generator )
半絕緣gaas光電導開關（ photoconductivesemiconductorswitches簡稱pcss ' s ）具有兼備寬頻帶和高功率容量特性，使其在超高速電子學和大功率脈沖產生與整形技術領域（大功率亞納秒脈沖源、超寬帶射頻發生器等）具有廣泛應用前景。Three parameters, the fractional temperature coefficient, the sensitivity of transconductance to voltage supply and improvement factor, are introduced
在分析中，本論文引入並使用了跨導的相對溫度系數、跨導對電源電壓的敏感度、跨導穩定性改善因子三項指標。The bandgap is found to broaden with increasing dopant concentration, and it is found that doping with al has the effect of shifting the optical absorption to the shorter wavelength, with both cases being attributed to the burstein - moss shift. we report a study on the fabrication and characterization of ultraviolet photodetectors based on zno : al films. using sol - gel technique, highly c - axis oriented zno films with 5 mol. %
為了研究zno : al薄膜在紫外光探測方面的性能，我們採用溶膠-凝膠旋塗法在si襯底上生長出具有高度c軸取向的zno : al薄膜，摻al濃度為5mol . % ，並以此作為有源區成功制備出了au / zno : al / au光電導型紫外探測器的原型器件，並對其i - v特性、紫外光響應和光致發光等方面的性能進行了研究。The housing device of this generic type for accommodating at least one circuit arrangement, in particular a power semiconductor module or the like, has housing areas which are designed for the arrangement of, in particular, live contact elements and which each provide a number of arrangement positions for this purpose
這種通用普通類型的外殼器件至少用於裝填一個電路裝置，特別是電源半導體模塊或類似物，在該外殼器件中設計有外殼區域，該外殼區域尤其是用來放置帶電的接觸單元，並且其每個都提供有多個此類放置位置。Chapter 2 introduces the principle theory of lna, harmonic mixer, multiplier, spdt, vco and the basic design flows of the ads examples ( x - band ), the power combine technology, the millimeter - wave power amplifier mmics ’ trends nowadays
第三章介紹了毫米波前端中無源電路的設計，包括毫米波窄帶濾波器的設計、微波和中頻濾波器的設計、波導到微帶的過渡、微波信號的層間過渡。The characteristics of temperature distribution in vertical and horizontal directions and the conductance distribution in horizontal direction in an earth dam were analyzed, and the locations, distribution characteristics, ranges, and leakage rate of main leakage passages of the dam were calculated by use of the virtual heat - source method presented in this paper, the result of study provides a scientific basis for dam leakage control
分析某貯灰場土壩垂向和水平溫度分佈特徵、電導水平分佈特徵，並利用滲漏探測虛擬熱源法模型，計算出該土壩的集中滲漏通道的空間位置、展布特點、范圍大小和滲漏強度，為堤壩滲漏治理提供科學依據。The utilization of the modal analysis in computer aided analysis ( caa ) of microwave and millimeter - wave waveguide passive circuits is studied in this dissertation
本論文主要研究了模式分析法在波導無源電路計算機輔助分析中的應用。The dissertation is mainly on the theory and design of the frequency doubler - power amplifier sets of ka - band. in the passive circuit, we analyzed the characteristic of microstrip and coupled microstrip
在無源電路部分，我們首先對微帶線、耦合微帶線的傳輸特性和微帶-波導過渡的基本原理進行了分析。In passive section, above all, i introduce theory about microstrip line. millimeter - wave band - pass filter and wave guide - to - microstrip transition. designing two type of coverer by image - reject mixer and hmc329
無源電路部分，我們首先對傳輸線的種類，耦合微帶線的傳輸特性和微帶波導過渡的基本原理進行了分析。The electric potential of a conductor ball in the electric current field of a point source
點源電流場中導電球體的電勢分佈In order to eliminate the influences caused by temperature, electrode - polarization and autoeciousness - capacitance, the traditional instrument has added complicated circuits so that it cause such shortcomings as big error, time - retardation and a relatively small scope. through the problems caused by 2 - probe electrode and ac current source, a new measuring circuit based on the excitation of bi - directional voltage pulse and the sensor of 4 - probe electrode is proposed, using single - chip to achieve auto - temperature compensation
作者在參閱國內外大量相關參考文獻的基礎上，從電導測試技術的原理性研究出發，分析了採用交流激勵源、兩電導電極為傳感器的傳統電導測試系統所面臨的種種問題，提出並研製了一種基於雙極性脈沖電壓激勵、以四電導電極為探頭、運用單片機進行溫度自動補償的新型電導率測量系統。Master test guide for electrical measurement in power circuits
電源電路電氣測量的基本試驗導則This article introduces the manufacture method, research production, exist problem, what can be improved and how to improve it. and the content are divided into four sections of power system, waveguide system, bulb and the whole structure design
本文主要從電源、波導系統、燈泡和整燈結構四個方面入手，介紹了微波硫燈的製作方法、研究成果、存在的問題以及改進的思路等。The analysis of the weak signal circuit, amplifying circuit of the signal and power circuit in the thermal conductivity detector has been done, and the characteristic of the circuits with the rhenium tungsten filament is designed
針對氣相色譜熱導檢測器的弱信號失真和電源不穩定問題，研究與設計熱導檢測器的弱信號測量電路、信號放大電路以及電源電路。Analyses and researches the 2 channel voltage source ' s functional and characteristic requirements of the experiment system of the acoustic current transport model in the quasi - 1d electron channel. 2. designed and realized the hardware circuit of the 2 channel voltage source
兩路高精度高穩定度饋源在進行準一維電子通道量子化聲電流輸運實驗的中得到了很好的使用效果，在國內首次觀察到了在甚低溫下準一維電子通道的電導量子化現象。In recent years, iee initiated many leading basic researches in advanced energy & electricity technologies, modern electrical drive technologies, applied superconducting technologies, biomedical engineering and micro - nano fabrication technology, developed several high - strategic technologies which can drive the related industrial technologies to upgrade, and formed some high - tech industries involving advanced medical equipment, advanced electrical drives, special electromechanical equipment and green energy resources devices
近年來，電工研究所在先進能源電力技術、現代電氣驅動技術、應用超導技術、生物醫學工程和微納電加工技術等領域開展了大量前沿基礎性研究，發展了多項促進相關產業技術進步的戰略性高技術，並以多種形式初步形成了高檔醫療設備、先進電氣驅動、特種機電裝備和綠色能源裝置等高新技術產業。Road vehicles. electrical disturbance by conduction and coupling. part 3 : vehicles with nominal 12 v or 24 v supply voltage. electrical transient transmission by capacitive and inductive coupling via lines other than supply lines
道路車輛.傳導和耦合引起的電擾.第3部分:公稱電源電壓為12 v或24 v的車輛.通過電容耦合和電感耦合經由非電源線線路的瞬間電傳輸After introduction of the tranlinear loop principal, the bjt current controlled conveyor has been designed by using mixed tranlinear loop voltage follower. as for modern integrated circuit, the model of mos transistor, the active resistance and the current mirror integrated circuit formed by mos transistor are introduced. the cmos current controlled conveyor has been derived from mixed tranlinear loop cmos voltage follower based on weak inversion operation
針對現代集成電路的工藝，本文對mos晶體管的工作原理進行了簡要的敘述，討論了有源電阻和電流鏡的實現方法，並利用mos晶體管的亞閾值特性組成混合跨導線性迴路完成對應的電壓跟隨器的設計，推導出了基於cmos技術的電流控制傳送器。分享友人