高頻二極體 的英文怎麼說
中文拼音 [gāobīnèrjítǐ]
高頻二極體
英文
high frequency diode-
Under the incentive of the civil - market demanding such as laser material processing and the military - market demanding such as a new generation of laser weapon candidate and icf, diode - pumped solid laser ( dpsl ) develops rapidly worldwide. as an important application, diode - pumped intracavity - frequency - doubled laser is attached much importance in recent years, but there still remain many problems unresolved completely. in this paper, i have given some abecedarian study results on some of these problems theoretically and experimentally
因工業激光材料加工等民用市場的需求以及慣性約束聚變和作為新一代激光武器候選器件等軍方需求的推動，國際上高功率二極體泵浦固體激光器（ dpsl ）的研究進展迅速，作為dpsl的一個重要應用，內腔倍頻一直得到大家的重視，但仍有許多未徹底解決的問題和理論上的不完備之處，本論文擬對其中的一些問題作一初步的理論和實驗研究。In the blue print of the analog, author utilize the big dynamic vga to realize the if amplifier and use the audion to carry out the 80db agc, through the improvement of the traditional detect circuit, extend the dynamic range of the detector
在模擬方案中，筆者採用了大動態的vga實現中頻放大;利用三極體檢波實現了80db的agc控制;通過對傳統二極體檢波電路改進，提高了檢波器的動態范圍。To improve these models, based on detailed mechanism analysis, high frequency models of two typical power devices - double carriers pin diodes and single carrier power mosfet are proposed for emi simulation
本文對典型的兩種功率半導體器件?少子器件pin二極體和多子器件功率vdmosfet ，進行了深入地機理分析，提出了它們適合於emi分析的高頻模型。Schottly barrier diode can be used as rectifying and continuous - flow unit in high frequency rectifying, switching and holding circuit, yet reducing the power consumption and circuit noise, enhancing the circuit efficiency and operation frequency
肖特基二極體在高頻整流、開關電路和保護電路中作為整流和續流元件，可以大幅度降低功耗，提高電路效率和使用頻率，減少電路噪聲。Conventional hard switching technology has several flaws below : on and off loss, inductive off, capacitive on and diode recover problems. comparing with it, the loss of on and off decreases markedly, as the switches are on and off in zero voltage or zero current cases. and also the size of converter becomes smaller because of the higher of switching frequency
傳統硬開關技術由於存在開通關斷損耗大、感性關斷、容性開通、二極體反向恢復等問題，與之相比，軟開關技術在零電壓或零電流條件下導通，開關損耗明顯降低，加上開關頻率的提高使得變換器的體積得以減小，這也是軟開關技術受到青睞的原因。At first, the character of millimeter wave and frequency multipliers in millimeter wave band is introduced. based on the principle of harmonic frequency extraction in nonlinear device, we present the avalanche diode high order frequency multipliers in w band
利用雪崩效應中強烈的非線性電感特性，基於非線性器件諧波提取的思想，對倍頻器電路進行了優化模擬，採用雪崩倍頻二極體研製了w波段雪崩高次倍頻器。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。In the paper, prescale technology, interpolate method, averaging method and multiple period synchronization method are used to measure the frequency accurately. diode demodulating technology, and power attenuated method or probe coupling & water load technology are employed to measure the power of high power microwave. isothermal technology is used to improve the stability of demodulator and to expend the range of square linear region
本文採用預分頻法、內插法、多周期同步法、平均法實現了頻率的精確測量;利用二極體檢波技術，結合衰減法或探針耦合+水負載技術實現了大功率微波功率的測量;採用恆溫技術提高了二極體檢波器穩定度;完成了單片機串口通信協議設計和系統電磁兼容的分析和設計。To pursue product innovation and the core competitiveness of sustainable management, kmc group established a new r d team in 2004 for pluralistic research, development and production and entrance into the newly risen high - tech industry. the wireless tech business unit was established to design and produce rfid and to make use of the blue tooth products. the moduled inc. is in charge of producing the led indicator
為求產品創新與永續經營的核心競爭力，桂盟集團於2004年成立新的研發團隊，走向多元化產品之研發生產，並跨足新興高科技領域，陸續成立無線科技事業部，設計生產無線射頻身份識別系統及藍牙產品之運用光電科技事業部，研發生產照明系統之發光二極體以及電傳動事業部，研發生產交通工具電力傳動系統。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。Rf diode sptuttering system
高頻二極體濺鍍系統In addition, a way of by using the series of circuits instead of series of devices is adapted to halve the voltage stress of the secondary diodes
並且通過改進副邊結構，將副邊二極體器件的串聯變為電路的串聯，能夠實現高頻二極體的動態均壓。Be sure your gunn diode doesn ' t oscillate at audio or hf as well
確信你的耿氏二極體沒有同時在音頻或高頻振蕩。Laser - diode end - pumped solid - state laser has many advantages, including high efficiency, good beam quality, high frequency stability, narrow line width, long lifetime, compact configuration, convenient for using et al. especially, single - frequency solid - state laser sources are required for many fields of fundamental research and scientific application, such as gravity - wave detection, coherent laser radar, coherent communication and fiber sensing
激光二極體泵浦的固體激光器具有全固態、小型化、效率高、使用方便等優點而受大家的廣泛關注，尤其是實現單頻運轉的全固態激光器以其優良的頻率特性和輸出功率穩定性可廣泛應用在相干信息處理、頻率計量、量子光學、引力波測量和量子信息等研究領域。The concrete work in this thesis : 1 ) fabrication of high response frequency sbd using thin si epi - layer
本文的具體工作可歸納為： 1 ）薄硅外延片研製高頻肖特基二極體的原型器件。B ) sbd was made using the si epilayer as the active layer, qualified with a set of device technology
B ）在薄硅外延片的生長基礎上，探索製作肖特基二極體的相關工藝，研製高頻sbd原型器件。As a result, the cutoff frequency of sbd is limited at a lower level. now, we can grow sub - micro film of silicon using uhv / cvd technology. then we make an original device sbd of high frequency
現在，我們浙江大學硅材料國家重點實驗室利用uhv cvd技術，生長出亞微米厚的薄硅外延層，在此外延層上研製出高頻肖特基二極體原型器件。Because of the limitation of thin silicon film epitaxial technology, it is difficult to grow thin silicon film epitaxial of thickness less than 2 m for a long time, which makes the series resistance large
但長期以來，由於薄硅外延生長技術的限制，無法生長出優質的厚度小於2 m的薄硅外延層，使硅肖特基二極體的串聯電阻無法降的更低，限制了其截止頻率的提高。3. finally, we explore a serial of other fabrication technology of sbd of high frequency, including oxidation techniques, photoetching techniques and vacuum deposition. an original sbd of high frequency has been made
最後，利用所生長的薄硅外延片，探索出其它一系列相關的高頻肖特基二極體的製作工藝，包括氧化工藝、光刻工藝、真空鍍膜工藝等，製作出了高頻肖特基二極體的原型器件。分享友人