vertical gain 中文意思是什麼
vertical gain
解釋
垂直增益-
The design and analysis of vertical pnp transistor was accomplished through the relationship between carriers lifetime of epitaxy layer and current gain, rate of surface combination and leakage current, carriers lifetime of epitaxy layer and switch speed
從外延層載流子壽命與晶體管放大倍數，表面復合率與漏電流，以及外延層載流子壽命與晶體管開關速度等方面對于輸出級縱向pnp管進行了較為詳細的設計與分析，達到了電路中對輸出級縱向pnp管主要參數指標的要求。 -
In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results
本工作以矢量場模型出發，對具有誘人應用前景的柱形垂直腔面發射結構（ vcsel ）的微腔半導體激光器（ mcsl ）進行了理論分析，建立了用於分析方柱形和圓柱形結構具有氧化孔徑層的激光器的模式特性的理論模型；對圓柱形結構情況進行了數值模擬，得到了振蕩波長、閾值增益隨激光器內外半徑、 bragg反射鏡層折射率、周期數以及氧化孔徑層厚度、位置和氧化物折射率的詳細變化規律；為使理論計算更接近實際，將外加金屬包殼視為非理想導體，或將金屬包殼與激光器結構隔開，分別對這兩種情況下的結果進行了討論。 -
The principle advantages of vcsels over conventional edge - emitting lasers lie in ultralow threshold current, small far - field divergent angle, high modulation frequency, potential for wafer level testing and the ease for single longitudinal mode operation and two - dimension integration. as a result they show considerable promise for applications such as optical fiber communication, parallel optical interconnects, optical information processing and neural networks, etc. a direct coupling theoretical model in quasi - three - dimension for the gain - wave guide vertical - cavity surface - emitting lasers has been created in this paper
它與傳統的邊發射激光器相比具有更優越的特性，例如，具有極低的閾值、較小的遠場發散角、調制頻率高、易實現單縱模工作和二維集成，無須解理封裝即可進行在片測試等，所以，它被廣泛應用於光纖通訊、并行光互聯、光信息處理、光神經網路等領域。 -
Power vdmos ( vertical double - diffusion mosfet ) is the most favorable device available for high speed, medium power applications because of its characteristics such as high input impedance, high power gain, easy to drive and good thermal stability
功率vdmos （垂直雙擴散mosfet ）以其高輸入阻抗、高功率增益、驅動電路簡單和熱穩定性好等優點，在高速度和中等功率場合得到了廣泛的應用。 -
Chapter 9 and chapter 10 studies on the system transform by processing dynamic analysis, including the macro - economic background and condition and effect, and discuss the vertical equilibrium and how to gain the equilibrium
第九章、第十章對上海城鎮養老保險制度轉軌進行了動態分析，分析了制度轉軌的宏觀經濟背景和改革條件，並就如何尋求橫向的制度均衡進行了數值模擬。 -
Finally, it was compared and optimized for those basics that influence the heating and gain factor such as the position of cns vertical channel, the dimension of moderator cell and so on. all in all, this study can provide the calculating method, analyzing method, optimized ways and partial optimization for carr cns design and construction
對同時影響核發熱和增益的因素（如：垂直孔道位置及冷包尺寸）進行了分析比較和優化，為carr堆冷中子源系統的設計和建造提供了計算方法、優化思路和部分優化結論。 -
Electronic integration stands for a form of vertical quasi - integration achieved through the deployment of a proprietary interorganizational system, which is considered as a cheaper way to gain integration advantage than conventional vertical integration
摘要電子整合是指相鄰價值鏈的角色間，透過專屬的電腦和通訊系統的採用而達成準垂直整合的一種特定型態。 -
Mail processing staff from different operational units visited each other with the aim of enhancing mail flow, while sorters in the mail processing division visited delivery offices in the mail distribution division to gain a better understanding of the kind of sorting plan that would best enhance sorting efficiency. intra - divisional visits focused on the new operational arrangements based around the vertical postman preparation fitting ( vppf ) and mastering a new it resource known as the mail delivery management system ( mdms )
來自各運作單位負責處理郵件的同事則會透過互訪提升工作效率；而郵件處理科的揀信員亦到派遞局參觀，了解有助提升分揀效率的方法。至於科內探訪，主要是增進對郵差垂直揀信?的運作安排的了解，以及認識如何掌握新推行的資訊科技系統?郵件派遞管理系統的應用。 -
Research of gain of vertical cavity semiconductor optical amplifiers based on transfer matrix method
傳輸矩陣法研究垂直腔半導體光放大器增益特性
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