源二極體 的英文怎麼說
中文拼音 [yuánèrjítǐ]
源二極體
英文
source diode-
In addition, this paper numerically investigated the influence of the lumped parameters of the gunn diode on the frequency of the oscillation, and the tuning techniques of the oscillation frequency of the active antenna
本文還利用fdtd法數值研究了gunn二極體的集總參數對振蕩頻率的影響以及有源天線振蕩頻率的調諧技術。Based on these theories, this paper discusses the method of design of the rectangular gunn integrated active microstrip patch antenna in detail. the size of the active antenna and the location of the device in the antenna is obtained at the specified operation frequency
根據這些理論,詳細討論了一種集成gunn二極體的矩形有源微帶貼片天線的設計,得到了在給定的工作頻率下的有源天線尺寸和有源器件的位置。Laser diode or flash lamp pumped solid state lasers with different wavelength and different operating styles. wavelength tunable laser sources with tial2 o3 laser and optical parametric oscillator laser application machines with laser display, laser material procession
各種波長及各種運轉方式的激光二極體及閃光燈泵浦的固體激光器;採用鈦寶石及光學參量振蕩器的波長可調諧的激光光源;激光應用整機。A light emitting diode is used as optical source, which has single wavelength. pin photodiode is used as the photodetector
光源選用了具有分立波長的半導體發光二極體,接收部分選用了pin光電二極體器件。However, in our nation, the research on gan - based microelectronic devices is in the early stage, and a great deal of vestigation is still needed to perform on separative processes of gan devices. due to the lack of algan / gan heterojunction materials in the country, a few researches on algan / gan were made, and the investigation on schottky rectifiers is much less
在國內, gan基微電子器件的研究剛開始起步,制備gan分立器件的工藝尚處于探索研究階段,特別是受algan gan二維電子氣材料來源的限制,國內algan gan基的場效應晶體管的研究開展得較少,關于肖特基整流二極體的研究更少。Like inorganic semiconductor transittors, which displaced vacuum tubes for computation, solid - state lighting of led is a disruptive technology that has the potential to displace vacuum or gas tubes ( like those used in traditional incandescent or fluorescent lamps ) for lighting
固態光源取代傳統真空光源如同晶體管取代傳統真空電子管一樣是破壞性技術創新,將引起照明領域的一場革命。本文的主要工作是研究白光發光二極體及相關的工藝技術。After analyze the theory about w - band millimeter integrate oscillator, using impatt diode come from russia, we manufacture the w - band cw integrate oscillator. it is first domestic w - band millimeter integrate oscillator using impatt diode. the oscillator ' s output power is exceeding 7mw, working at 94. 785ghz
通過對三毫米集成振蕩源進行理論分析和實驗研究,最終在國內首次採用從俄羅斯引進的三毫米連續波雪崩二極體研製成功w波段微帶集成振蕩源,工作頻率為94 . 785ghz ,輸出功率大於7mw 。This article studies on a novel method about detector calibration and monochromator calibration by using silicon pin photodiode. the detector and the monochromator of one spectrum measurement system had been calibrated using the method, and the spectrum distribution of one laser - produced plasmas ( lpp ) source with jet gas target was measured. the use of a specific combination of the silicon photodiode and multiplayer reflect films is the notable character in monochromator calibration
本文研究了一種利用光電二極體傳遞標準探測器標定普通探測器和單色儀系統的方法,實際標定了所用的探測器和單色儀系統,測得了噴氣靶激光等離子體光源的相對光譜分佈,設計出絕對光譜分佈的測量方法,並且利用labview的g語言及相應的數據採集卡等硬體設備構造出一套智能化、高效率的測量系統,完成了多層膜反射率測量工作。Abstract : based on the electronic focus technology development of state - of - the - art, the paper suggested a complete apparatus s cheme ofauto - focus based on sspd ( self - scanned photodiode array ) and 8098 singl e chipprocessor, giving out a focus criterion algorithm based on image high freq uencystatistics. the function of auto - focus of both reflected and transparent o pticalmicroscope was realized. meanwhile some corresponding problems such as sta bility of lightsource, step motor driving etc. were also discussed, which greatly improved the accuracy andreliability of the system
文摘:在介紹與分析了國內外電子調焦系統的技術發展與現狀的基礎上,提出了一種基於sspd (自掃描光電二極體列陣)與8098單片微處理器自動調焦的整體技術方案,給出了基於圖像高頻成分統計的聚焦判識演算法,在此基礎上實現了反射式與透射式光學顯微鏡的自動調焦,同時對系統的可靠性有關的其它相關問題如光源穩定性、步進電機驅動等問題也進行了討論。The conventional switching power supply usually use a diode rectifier followed by a bulk capacitor to convert ac voltage to dc voltage, resulting in the pulsating waveform of the input ac line current, low power factor ( generally 0. 65 ) and high harmonic line current
傳統的開關電源設備通常採用二極體橋來進行整流和一個較大的電解電容來進行濾波以實現輸入電壓的交直流轉換,導致輸入電流為一個很窄的脈沖波並含有較多的諧波分量,功率因數變低(通常只有0 . 65 ) 。So qpm enlarge the application range of the crystal in existence. presently diode pumped all - solid - state lasers have been developing quickly, which provides an ideal pump source for qpm. so lower power all - solid - state laser frequency conversion by qpm has been becoming a research focus
近年來,隨著激光二極體( ld )技術的發展,小功率全固態激光器已經十分成熟,為準相位匹配提供了優質的泵源,因此,小功率全固態激光器的準相位匹配頻率變換成為目前的一個研究熱點。As the experiment results show, multiple reasons led to the offset of oscillating frequency, including diode ’ s nonlinear characteristic, fluctuation of electrical source voltage, traction of load impedance, change of environmental temperature and humidity and the design of circuit
實驗結果表明多種因素引起了振蕩頻率的偏移,包括二極體的非線性、電源電壓的波動、負載的牽引、環境溫度濕度變化以及電路板設計方面的因素等。With the rapid development of optical fiber communication technology, low - cost and high quality near infrared laser and light emitted diode working at room temperature become widely available. the emit wavelength from these light resource is not only consistent with the three low - decay windows of fiber optics, but also with many wide - frequency or recombination absorption spectrum of environmental and industrial gases
光纖通信技術的發展使相對低價、工作于常溫、高質量的近紅外激光器和發光二極體可廣泛獲得,這些發光光源的發射波長與光纖的三個低損耗窗口相一致,也與許多環境和工業氣體的泛頻或復合吸收譜線相一致。All - solid - state laser is an advantage lamp - house. it has many important applications and potential commercial value in many fields, such as industry, scientific research, military. so it ' s always the research focus of laser field. diode end - pumped solid - state laser has many merits. including high efficiency, long lifetime, high frequency stability, narrow line width, compact configuration, convenient for use et al, which made her a necessity in many high level quantum optics experiments. in this thesis, a series of experiment research was done with regard to blue laser, green laser and infrared laser
激光二極體端面泵浦的固體激光器具有效率高、譜線窄、壽命長、結構簡單、使用方便等優點,特別是採用環行諧振腔內加光學單向器構成的單頻激光器,由於頻率穩定,使其成為許多高水平量子光學實驗的主要光源。本論文圍繞全固態單頻藍,綠,紅外激光器進行了一系列實驗研究工作。Sy - kang shen, bor - chyun wang, ching - yin lee and tsung - chih lin, “ a modified qft design method for a cascaded multiple loop system and application in idle speed control ”, 1999 international symposium on quantitative feedback theory and robust frequency domain methods, pp. 25 ~ 41, university of natal, durban, south africa, august, ( 1999 )
[ 22古碧源,李清吟,顏坤鴻,楊仲健,林春福, "二極體接地捷運直流供電系統之接地電位與雜散電流, "第十九屆電力工程研討會論文集,第677至681頁, ( 1998 )The methods, diode compensation, constant current compensation, thermal sensitive resistor compensation and so on are widely used
可應用的方法很多:二極體補償法,恆流源補償法,熱敏電阻補償法等。For the first time red laser diode ( rld ) was used as light source to develop a laser beam grid sensor for monitoring seeding distribution. hence, monitoring covering problem is solved and monitoring precision percentage was improved
首次使用可見光激光二極體( rld )為光源製作了用於排種均勻度檢測的激光束柵格光電傳感器,解決了傳感器檢測覆蓋率問題,提高了檢測準確率。Design of linear light source composed of light - emitting diode array in large light - screen target
大靶面光幕靶中發光二極體陣列線光源的設計Secondly, a kind of full - wave approach - fdtd is applied to simulate the oscillation of a gunn integrated active microstrip patch antenna
其次,運用全波分析法? fdtd法模擬了集成gunn二極體的有源微帶貼片天線的振蕩過程。In the system, a tunable dioxide laser is used as a sensor source, and the method of wavelength modulated is adopted, then concentration of gas is determined through detecting the generated second harmonic by opto - electronics converter
用可調諧二極體激光作為傳感光源,採用波長調制方法,通過對諧波信號進行光電探測可得氣體濃度。分享友人