graded-index fiber 中文意思是什麼

graded-index fiber 解釋
漸變折射率光纖
  • graded : 沖淤均衡的
  • index : n (pl es dices )1 索引。2 指標,標準,標志。3 示[食]指 (=index finger)。4 指數。5 【印刷】指...
  • fiber : n. 〈美國〉 = fibre。
  1. An intensity modulated fiber optic micro - accelerometer with a digitally feedback circuit is designed. this sensor employs a graded index lens with a reflective coating on one end and measures the relative displacement between the lens and a pair of optical fibers

    在本系統中設計了脈沖數字式再平衡迴路,使得該微型光纖加速度傳感器和一般的光纖傳感器相比,又具有動、靜態性能較好,精度、穩定性較高等優點。
  2. Based on local coupling mode theory of graded index optic fiber wave guide, the variation regularity of coupling output light has been deduced when sound wave acts on single mode optic fiber coupler. and a new idea has been proposed that a novel sensor can be applied on detection of acoustic / vibration. the sensing element of sensor is the melting area of single mode coupler in which the feasibility of the new - type optic fiber sensor has been proved in experiment

    本文從緩變光纖波導的局部耦合模理論出發,推導出了單模光纖耦合器耦合分光在聲波作用下的變化規律,提出了以單模光纖耦合器的熔融區為傳感元件的傳感器在聲振動信號檢測中應用的新思想,並實驗論證了這種新型光纖傳感器應用於實際的可行性。
  3. Because of the digitally rebalanced circuit, the sensor is capable of achieving better static and dynamic characteristic, higher sensitivity and stability. in this paper, the propagation path of light in the step index fiber and graded index fiber is introduced firstly. then the paper sets up the coupled power model and develops the coupling function

    在文中,首先介紹了光線在階躍型光纖和梯度折射型光纖中的傳播路徑,以及在一端鍍有反射膜的1 4波節長度的grin透鏡中的成像規律,並推導了光功率耦合函數。
  4. Light launch conditions for long length graded - index optical fiber spectral attenuation measurements

    長距離分級指數光纖光譜衰減度測量的光發射條件
  5. Attenuation by substitution measurement for short - length multimode graded - index and single mode optical fiber cable assemblies

    交替測量法進行短長度的多模漸變折射率光纖電纜和單模光纖電纜組件衰減量的測量
  6. Attenuation by substitution measurement for short - length multimode graded - index and single - mode optical fiber assemblies

    短長度多模分級指數光纖和單膜光纖組件用代換測量法的衰減試驗
  7. Launched power distribution measurement procedure for graded - index multi - mode fiber transmitters

    漸變折射率多模光纖發射機的發射動力分配測量程序
  8. 5. the sensing properties of multimode fiber gratings was investigated experimentally and theoretically in this paper. experimental results show that the bragg wavelength of grating in multimode graded - index fiber is linearly dependent on its temperature and axial strain and its repeatability is good

    五、對多模光纖光柵的傳感特性進行了實驗研究與理論分析,結果表明這種光柵三個反射峰的布喇格波長隨溫度和軸向應變變化均呈現出良好的線性關系,並且重復性相當好。
  9. Chapter 5, the fully distributed temperature multimode graded - index fiber optic sensor based on spontaneous raman optical frequency - domain reflectometry is further developed by two methods

    第五章,分別用兩種不同的演算法研究了基於自發raman散射的多模梯度光纖的全分散式溫度傳感器系統。
  10. Mode conversion of an optical beam in a nonlinear weakly - guiding elliptic graded - index fiber is investigated. the formulas of mode conversion are given semi - analytically

    摘要研究了非線性弱導橢圓梯度折射率光纖中光束的模式變換,給出了模式變換的半解析公式。
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