birefringence fiber 中文意思是什麼
-
Modal birefringence of polarization - maintaining fiber
偏振保持光纖的模式雙折射 -
A noise figure improved l - band edfa based on hi - bi ( high birefringence ) fiber loop mirror as ase rejecter is presented for the first time
主要工作如下: 1 .首次提出了基於雙折射光纖環鏡優化l - bandedfa噪聲性能的方案。 -
The paper presents the experiment equipment for the measurement of the elastic - optic effect of curled birefringence fiber, then analyzes spectrogram at winding loss, and the rule of the circle of optical fiber producing elastic - optic effect
摘要給出測試單模雙折射光纖彎曲時彈光效應的實驗裝置，分析了彎曲損耗光譜，定性提出光纖圈產生彈光效應的規律。 -
On the basis of analyzing theoretically the high birefringence fiber loop mirror, temperature characteristics are studied and transduction is realized. utilizing its
3 、在對高雙折射光纖環鏡進行理論分析的基礎上，研究了其溫度特性，實現了對溫度的傳感。 -
We have demonstrated a novel voa based on high birefringence fiber loop mirror, which has many advantageous characteristics such as a simple structure, high flexibility, polarization independence, low insertion loss and low price, etc. experimental proof shows that it is convenient to realize the control of optical power by using this voa
2 .利用雙折射光纖環鏡設計並製作了一個結構簡單的可調諧光纖衰減器，具有靈敏度高，偏振無關，低插入損耗和低成本等特性。實驗證明它可以很方便的控制光功率。 3 .提出了一種由布拉格光纖光柵和高雙折射光纖環鏡共同構成波長選擇器件的摻鉺光纖激光器。 -
Study on a new type high birefringence and flattened dispersion photonic crystal fiber
新型高雙折射及色散平坦光子晶體光纖研究 -
In this paper, the polarization in the fiber - optic depolarized gyros has been analyzed. several aspects are under discussion, such as the polarization evolution in the depolarizer and the single - mode fiber sensing coil, the depolarization in the polarization - maintain fiber, the birefringence and coupling in the single - mode fiber, the nonreciprocal phase error and the output intensity. firstly, the depolarization effect of the lyot depolarizer to the polarized light and the partially polarized light has been analyzed
本文對消偏光纖陀螺中的偏振特性進行了分析，包括單模光纖環和消偏器中的偏振態演變、保偏光纖的消偏性能、單模光纖環的雙折射和耦合、輸出光強和非互易性相位誤差與偏振態的關系。 -
Then the theoretical computing methods are presented, in which we emphasize particularly on the plane wave method ( pwm ) and the finite element method ( fem ). with the two methods mentioned above, important parameters such as bandgap, dispersion, leaky loss and so on are calculated, as well as the birefringence of two kinds of mf, which are in two different mechanisms. a new type of optical coupler based on dual - core bandgap microstructure fiber is presented
主要研究內容如下: 1 、利用平面波展開方法和有限單元方法研究了微結構光纖的傳導特性，對三角形、蜂窩形柵格空氣孔包層結構的光子能帶進行了研究，在此基礎上闡述了光子晶體光纖的傳導機制，對折射率引導和光子帶隙引導微結構光纖的波導色散、泄漏損耗和有效模場面積進行了研究。 -
The research is mostly concentrated on the spectrum quality of srs in the birefringence fiber, then making a systematic analysis of srs both in experiment and in theory, at the end of the paper drawing some conclusions
其次在實驗上和理論上對雙折射光纖中的受激喇曼散射的光譜特性進行了系統研究，分析了各級喇曼譜的頻移，譜寬和各級喇曼譜的閾值。 -
A polarization insensitive lpfg operating at a specific wavelength is achieved by writing the lpfg in a birefringence fiber, for the first time
首次發現了在雙折射光纖中寫入的長周期光纖光柵存在對偏振不敏感的諧振峰。 -
This dissertation emphasizes on the study of fiber bragg grating ( fbg ) based programmable oadm and multiwavelength erbium - doped fiber lasers, and includes the detail descriptions on the following subjects : 1. the spectra characteristics of both the single mode fiber bragg grating and the hi - birefringence fiber bragg grating are analyzed and simulated with coupled - mode theory
本論文以基於光纖光柵的可編程oadm和多波長摻鉺光纖激光器作為主要研究對象，進行了以下研究工作: 1 .利用耦合模理論分別對光纖布喇格光柵和雙折射光纖布喇格光柵的光譜特性進行了分析和計算機模擬。 -
Based on the theory of the pmd, the influence of the environment on the coupling and birefringence in the single - mode sensing coil is analyzed, and some conclusions about it have been drawn. based on the above analysis, the polarization in the whole fiber - optic depolarized gyros has been studied
接著本文根據偏振模色散的理論，對消偏光纖陀螺中，單模光纖敏感環的雙折射和耦合與外界環境變化之間的關系進行了分析，從中得出了一些有益的結論。 -
Photo - induced birefringence of photosensitive fiber is accurately measured by using all fiber mach - zehnder interferometer. the results indicate that the normalized birefringence can attain 10 ^ ( - 5 )
摘要提出了一種用全光纖馬赫曾德爾干涉儀測量光敏光纖的光致雙折射率的新方法，所得的歸一化雙折射率可達10 ^ （ - 5 ） 。
分享友人