coupling efficiency 中文意思是什麼
coupling efficiency
解釋
偶合器效率- coupling : n. 聯結；交尾；【機械工程】管箍；聯結器；軸接；（火車的）車鉤，【電學】耦合。
- efficiency : n. 1. 功效。2. 效率；效能；實力，能力。3. 【物理學】性能。
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For micro - cavity semiconductor laser, station model is proposed in this paper and its steady - state and instantaneous characteristics when the coupling efficiency of spontaneous emission into a lasing mode is equal to 1 are analysised. for current noise, sp noise, noise, p noise, as well as current modulation, sp modulation, modulation and p modulation, using small - signal approximation, we derive the laser ' s corresponding transfer functions. and we calculate their signal - to - noise ratio ( snr ) gain in various parameters through frequency domain analysis in the premiss of large input snr
本文對于微腔半導體激光器，提出站模型，能夠較直觀簡潔地分析微腔半導體激光器的穩態和瞬態特性，利用此模型對具有重要實用價值的= 1的微腔半導體激光器進行了討論；對于電流i噪聲、自發發射壽命_ （ sp ）噪聲、自發發射因子噪聲、光子壽命_ p噪聲，以及電流調制、 _ （ sp ）調制、調制、 _ p調制，在小信號近似下，得到了相應的激光器的傳遞函數；在大信噪比的前提下，對激光器進行了頻域分析，分別計算了它們在不同參數下的信噪比增益，分析了其抗噪聲性能。 -
The results show that the coupling efficiency is affected obviously by the fiber inclined angle, which can be improved if we choose the angle properly
結果表明，不同的光纖斜端面角度下，對半導體激光器的耦合效率影響很大，根據不同的晶元參數合理選擇不同的斜端面光纖可以得到盡可能高的耦合效率。 -
However, the disadvantage of laser welding is the so - called post - weld - shift ( pws ). the end result is a reduction in light coupling efficiency. the shrinkage force generated by the solidification process is so great that no known mechanical structure can counteract the shrinkage from shifting the joint ? at least at the micron level
這種封裝技術最大的缺點是會使激光二極體的封裝產生焊後偏移（ pws ） ，很少有一種機械的方法可以校正這種焊後偏移到亞微米級別，目前激光錘被證明是一種很有效的校正方法，激光錘校正作用過程就是利用金屬熔化凝固冷卻產生的內應力來恢復焊後偏移的過程。 -
On the base of studying imaging theory of lens, the imaging theory of laser confocal scanning microscopy was analyzed in detail in this paper, and the advancement of that the optical fiber was applied to the system was described ; on the base of completed the demonstration for whole project, the experiment scheme was designed ; the relationship between the main parameters of key devices and the resolution was deduced, and the requirements of coupling efficiency and vignetting effects to optical system was analyzed ; the design of optical system and the planar scanning controlling circuit was completed ; a new method was put forward to resolved the inherent non - liner scanning problem of the galvanometer scanner by using software liner controlling in circuit design, and the perfect planar scanning was realized ; at last the low noise, high multiple and non - distortion amplify circuit of photoelectric detector was completed
本文在透鏡成像理論的基礎上，系統、深入地分析了共焦掃描顯微成像的機理，論述了應用單模光纖的激光共焦掃描顯微成像系統的優點；進行了總體方案的論證，並設計確定了單模光纖激光共焦掃描顯微成像系統的總體方案；從理論上推導分析了解析度要求與試驗系統中相關器件主要參數之間的關系，分析了系統耦合效率和漸暈現象對光學系統的設計要求；完成了方案中光學系統和二維掃描控制電路的設計，並在電路設計中採用了用軟體解決檢流計式光學掃描器（振鏡）非線性問題的新方法，能夠實現較為理想的二維模擬掃描；完成了高增益、低噪聲和低失真的探測接收系統的設計和調試。 -
Power coupling efficiency of semiconductor laser
半導體激光器光束準直系統的功率耦合效率 -
With the accumulation of product development experience in the last years, axcen photonics corp can provide the clients the high quality, high coupling - efficiency and cost - effective osa products. the products include sc - type, lc - type and pigtailed - type osas with the speed ranging from 155mbps to 2. 5gbps. in order to meet the specific request for high power and high coupling efficiency osas, axcen photonics corp also can offer the customized service to this kind of products
創威光電目前亦可提供客戶光學次模組封裝的產品及服務，藉由本公司技術研發人員過去多年來累積的開發經驗，本公司已可為客戶提供高品質高耦合效率及具市場競爭價格的光學次模組產品，其產品包括: sc - type ， lc - type及pigtailed - type光學次模組封裝，就傳輸速率而言，目前創威光電可提供從155mbps至2 . 5gbps等不同速率的產品，以迎合顧客需求，另外，本公司亦可提供客制化，特殊規格，符合高功率，高耦合效率要求之元件封裝。 -
This test system has important practical meanings to the research work of ld coupling to optic fiber. it can check the effects of process to fiber ' s tip, appraise the character of microlens, help us to find out the way to improving coupling efficiency
該套測試系統對ld到光纖的耦合問題的研究有重要實踐意義，用該系統可以監測光纖端面的微加工，對光纖微透鏡的性能參數進行評測，從而摸索出提高耦合效率的加工方法。 -
Study on the radiation properties of semiconductor lasers is desirable to evaluate the coupling efficiency during the optical design
在設計這些光學系統中，研究半導體激光器的輻射特性是評價系統耦合效率的必要前提。 -
Promoting the coupling efficiency of waves by a 2d photonic crystal
利用二維光子晶體提高波的耦合效率 -
Fiber coupling efficiency
光纖耦合效率 -
Laser output power before fiber coupling according to the coupling efficiency
4 .客戶可以依據光纖耦合效率來計算光纖耦合前激光器的 -
In order to improve coupling efficiency, the bottom - truncated and top - truncated are put forward
?提高耦合效率，提出了截底法和截頂法。 -
Without the misalignment, coupling efficiency increases with the decreasing of taper length
失配不存在時，耦合效率隨著錐長的增加而減小。 -
With the misalignment, this relation is that the coupling efficiency decreases with each kind of offset
失配存在時耦合效率隨軸向和角向失配的增大而減小。 -
The coupling efficiency can obtain 75 - 85 % at the wide working distance of 100 - 200um
這種方法的耦合效率在一定條件下可以在100 ? 200 m的工作距離上達到75 - 85 。 -
By the method of matrix optics, the waist width and imaging distance of gaussian beams through the coupling system are calculated. by the result of the calculation, a set of double planoconvex lens coupling system are designed and manufactured. the coupling efficiency is up to 92 %
利用矩陣光學的方法，計算了高斯光束經耦合系統聚焦后的像距和束腰寬度，以此為指導設計加工了一套雙平凸鏡耦合系統，耦合效率達92 ；在以上基礎上研究了泵浦光與振蕩光在激光晶體中的匹配，計算出了泵浦光經耦合系統后的最佳焦點位置。 -
The outline of fiber ' s tip has very great influence on the coupling efficiency. it is reported, using the way of grinding and melting to form a microlens on the fiber ' s tip, can increase fiber ' s numerical aperture, reduce the ellipticity of laser, and improve coupling efficiency
光纖端面的形狀對耦合效率有很大的影響，有文獻報道，採用拋磨燒熔等加工方法，可在光纖端面形成一個微透鏡，增大光纖的數值孔徑，對入射激光進行橢圓度校正，從而提高耦合效率。 -
A theoretical formula for the coupling efficiency in the absence of both angular and transverse misalignments and a theoretical formula, which involves both angular and transverse misalignments, are derived
本文給出了不同的情況下的耦合效率公式，主要包括不考慮傾角和偏移時的耦合效率，以及考慮了傾角和偏移時候的耦合效率。 -
Research improvements are introduced in brief in this article, including selecting optical fiber and fiber - end surface preparation, fiber damage theory and threshold, coupling conductions, coupling efficiency
文中簡要介紹了高功率激光耦合的關鍵技術，包括激光光纖耦合條件、耦合效率、光纖的選擇和端面處理、光纖損傷機理及其閾值條件等方面。 -
Special fiber delivery system was designed for high - power nd : yag laser, which assure the alignment of laser beam to fiber end face as well as avoid laser - damage. coupling efficiency experiments were performed
針對大功率激光耦合的特點，設計了特殊的耦合器結構，在保證激光與光纖對準的同時避免了激光對耦合器件的損傷，並進行了耦合實驗研究。
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