分析研究了长周期光纤光栅轴向的模场变化。
The axial distribution for mode fields of the LPFG is analyzed and researched.
单模光纤模场直径有多种定义和测量的方法。
MFD of single mode fiber has several definitions and measurements.
实现了用远场掩模法对单模光纤模场直径的测量。
Therefore, measurement of mode field diameter of single mode fibers by far-field mask is realized.
利用正交函数法研究了光子晶体光纤的模场特性。
The field characteristics of PCF are analyzed using the orthogonal function method.
论文给出了模场分布和光功率与模折射率的关系。
Modal field distributions and relations between optical power and modal index are given.
实现了用远场掩模法对单模光纤模场直径的测量。
Therefore, measurement of mode field diameter of single mode fibers by far-fi...
对光纤的荧光特性、模场特性以及放大特性进行了测试。
The fluorescence, mode field and amplification characteristic of the fiber were tested.
本文讨论一种用于单模光纤模场测量的连续变孔径方法。
This paper discusses a method of continuous variable aperture(CVAFF)to measure the mode-field diameter(MFD)in single-mode fibers.
光纤。第1 - 45部分：测量方法和试验规程。模场直径。
Optical fibres - Part 1-45: measurement methods and test procedures - Mode field diameter.
对于多层平板波导的模场分布的研究，转移矩阵方法行之有效。
The analytical transfer matrix method is an effective method on the study of modes profiles in multi-player wave-guide.
利用其特有的“无截止单模”特性，对大模场光子晶体光纤进行了设计。
Using its "endless single mode" characteristic, the PCF of large mode field has been designed.
采用光束传输矩阵法详尽地分析了光束在波导中的传输方式，模场分布。
The optical beam transfer matrix method is used to analyze the transfer manners and the distribution of waveguide modal field in detail.
本文根据标量波动方程，导出了色散公式及波导色散和模场直径间的关系。
In this paper, the relation between the dipersion formula, the waveguide dipersion and the mode field diameter is derived, based on the scale wave equation.
采用该系统成功地检测了多模光纤端面和一个条形光波导端面的模场分布。
The mode distributions at the end of a multi-mode fiber and a channel waveguide were successfully imaged by the system.
以圆光纤为例，讨论了一阶近似本地场形式及基模场在最大值处的场位移。
Taking the circular fibres for the example, the first order correction local field and field shift in the fundamental mode peak field are discussed.
研究了J - C模型中原子运动和模场结构对模场量子统计性质的影响。
The effects of atomic motion and field mode structure on quantum statistics properties of the field in the Jaynes-Cummings model are investigated.
本文根据电磁场模场匹配理论，分析了影响空间光-单模光纤耦合效率的因素。
We analyzed the factors that affect the efficiency of free-space-to-single-mode-fiber coupling based on mode-matching theory of electromagnetic fields.
文中还验证了单模光纤的模场直径、截止波长、相对折射率差对OTDR曲线的影响。
In this article, the influences of the mode field diameter, the cutoff wavelength and the relative refractive index difference on the OTDR curve are also verified.
介绍两种快速测量单模光纤模场半径的方法及其测量装置——可变孔径法和移动圆孔法；
Two methods and devices which are changeable aperture and movable aperture for measuring the mode-field radius of single-mode optical fibers are presented.
然后对透镜光纤的模场进行了分析和试验对比，得到与激光器模场相匹配的透镜光纤模型；
Secondly, the mode field of lensed fiber has been analyzed in experiment and theory, and the lensed fiber model matching the laser mode is given.
运用线性系统理论分析了阵列波导光栅的模场特性，导出器件传输的数学模型即光栅方程。
The characteristic of arrayed waveguide gratings is analyzed with the linear systems theory and the optical grating equation is educed.
所给出的模场分布以及结构参数对波导传输特性影响的许多结果可用于光波导的设计和研制。
The field patterns and other results presented in this paper may be used in the analysis and design of optical waveguides.
分析了耦合效率与光源激发的光模场、光纤结构及光纤头部形状、耦合工作参数等因素的关系。
The relation between coupling efficiency and mode field stimulated by SLD, fiber structures, shape of fiber butt and coupling operation parameters was analyzed.
应用全矢量电磁场有限元方法，计算了保偏光纤的两个偏振模场的分布、传输常数及模式双折射。
This fiber's polarization modes, transmitting constants and modal birefringence were computed by the full vector finite element method.
引入回音壁模式的“模场半径”概念，由“模场半径”计算出的模式间隔和实验测量值之间符合很好。
By introducing the parameter "mode field radius" of WGMs, the mode separations calculated by mode field radius agree well with the experimental resu.
为了研究模场畸变对于大模场光纤光束质量的影响，理论研究了阶跃光纤的模式耦合和模场畸变的特性。
Both mode coupling and mode distortion in the step-index fiber are studied theoretically in order to gain the effect of mode distortion on the beam quality.
建立在光纤中传输模场的基础上，研究了两模间干涉特性和传感特性，指出了远场两瓣光斑的动态变化规律。
Based on the transmitted field the characteristic of interference and sensing between two modes is investigated and point out the disciplinarian of far field two-lobe radiation patterns.
理想的补偿方法是在芯区上下同时补偿，可减小模场偏移，并用该方法设计了偏振无关的1 6通道AWG。
The deflection can be improved by depositing the SiON film both above and below the waveguide. A polarization independent 16 channels AWG is theoretically designed using this method.
通过分析光纤熔接损耗产生的原因，得出可以调整熔接参数来改善模场失配，实现不同类型光纤的低损耗熔接。
Then the mode distributions at the fiber tips and the corresponding splice loss between the two fibers were calculated, and the fusion power range for low splice loss was thus deduced.
叙述光纤折射率与组成、温度、波长、模场直径和拉丝张力 （拉丝温度 ）以及衰减等因素的相互依赖关系。
The dependence of the refractive index of optical fiberes on composition, temperature, warelength, M F D and drawing tension (or drawing temperature) as well as attenuation is described.
应用推荐