MFD of single mode fiber has several definitions and measurements.
单模光纤模场直径有多种定义和测量的方法。
Single mode fiber is used to decrease the angular drift of laser beam.
采用单模光纤抑制激光束的角漂移。
The FBG was inscribed into a single mode fiber and the reflectivity was 47%.
FBG被记为一个单一模式的光纤，其反射率为47%。
The coupling of semi conductor laser and single mode fiber is studied in this paper.
对半导体激光器与单模光纤的耦合问题进行了研究。
Concluding remarks are made for the current status and prospects of the single mode fiber technology.
最后总结光纤通信所用单模光纤的现状和前景。
A simple method for measuring equivalent step index (ESI) parameters of the single mode fiber is presented.
本文叙述了单模光纤等效阶跃折射率(esi)参数测量的一种简便方法及其原理。
Experiment results using single mode fiber as standard waveguide show that the average end-coupling loss is 0.
单模光纤作为标准波导的端面耦合自动调芯试验显示，平均耦合损耗分别为0。
The basic experiment of soliton transmission has been successfully carried out by using standard single mode fiber.
采用常规单模光纤成功地进行了孤子传输的基础性实验。
A new calculating model is proposed to analyse the single mode fiber biconical couplers and the derivative devices.
提出了一种分析熔锥光纤定向耦合器及其衍生器件的新数理模型。
Good result is achieved for the propagation constants and chromatic dispersion of arbitrary index profile single mode fiber.
该法对任意的圆对称折射率剖面光纤计算传输常数和色散能够得到满意的结果。
A single mode fiber (SMF) pigtailed laser diode alignment system provides a laser reference line with fine stability for measurement.
系统采用单模光纤的尾纤半导体激光器作光源的激光准直系统，并为测量提供稳定的基准线。
The concept of quasi-guided mode is applied in equivalent current method to calculate the loss of a single mode fiber caused by mode conversion.
本文将准导模的概念用于等效电流法来求取单模光纤的模耦合损耗。
The effects of pump parameters and the length of single mode fiber in the loop on the self-pulse characteristics are investigated experimentally.
就抽运参数、光纤环中单模光纤长度对输出激光脉冲特性的影响等进行了实验研究。
Based on the phase modulation of binary optics, the binary phase only masks are used to couple the elliptical Gaussian beam to single mode fiber.
采用二元光学位相调制的基本思想，用二元纯位相型光学系统将椭圆高斯型激光束与单模光纤最佳耦合。
Through experiments, the coupling of single mode fiber and waveguide switches has been researched thoroughly, and experimental devices have been designed.
通过实验，深入研究了单模光纤与光波导开关的耦合封装，设计出封装用的实验装置。
This scheme can overcome the influence of collective rotation noise of polarization mode in single mode fiber and can work without Shared reference frames.
该方案克服了单模光纤对极化模式集体旋转影响，且不需要校正参考系。
By splicing and tapering at the fusion point of single mode fiber and capillary optical fiber, an effective bi-tapered fiber coupling technique is implemented.
通过对单模光纤与毛细管光纤熔点处进行熔融拉锥实现了单模光纤与毛细管光纤之间的高效耦合。
Amplified anti-Stokes Raman spontaneous backscattering phenomena has been observed in single mode fiber, during input laser power is large than threshold power.
在单模光纤中，输入的激光功率大于阈值时，出现放大的反斯托克斯·拉曼背向自发散射现象。
The paper reports a novel low loss single mode fiber optic coupler and describes the design procedures employing light matrix method and gradient optics theory.
本文报导了一种新型低损耗单模光纤的光学耦合器。叙述了应用光线矩阵法和梯度光学理论的设计方法。
It studies the vertical uniformity of single mode fiber attenuation through measurement and gives its evaluation on the uniformity of present single mode fibers.
通过测试研究了单模光纤衰减的纵向均匀性，并对目前单模光纤衰减的纵向均匀性作出了评价。
By way of splicing and tapering at the fusion point of one-core single mode fiber and the two-core single mode fiber, an effective coupling technique is implemented.
通过在单芯光纤和双芯光纤焊点处进行熔融拉锥的方法，实现了这种新颖的耦合技术。
The laser consists of a semiconductor laser with single mode fiber coupled output, polarization controller, PLZT electro-optic ceramic deflector, and output concave mirror.
该激光器由带单模尾纤输出的半导体激光器、光纤偏振控制器、PLZT电光陶瓷偏转器和输出凹面镜等组成。
We focus on the peak power, pulse width, extinction ratio of conversion optical pulse and the transmission property of conversion optical pulse in standard single mode fiber.
详细研究了反转光脉冲的峰值功率、脉冲宽度和消光比等重要物理参量以及反转光脉冲继续在常规单模光纤中传输时的演变特性。
The coherent noise of single mode fiber is restrained by the amplification effect of anti Stokes Raman backscattering, and the signal noise ratio of sensor system is improved.
反斯托克斯·拉曼背向自发散射的放大效应抑制了单模光纤中的相干噪声，改善了系统的信噪比。
Compared with common single mode fiber, the small core PCF has higher non-linear coefficient and larger Brillouin gain, and is suitable for the gain medium of Brillouin fiber laser.
与普通单模光纤相比，小纤芯pcf具有非线性效应强、布里渊增益大的特点，适合作为布里渊光纤激光器的增益介质。
It has been theoretically derived that the far field is also a Gaussian distribution provided that the near field on the output end face of single mode fiber is Gaussian distribution.
本文在假定单模光纤横端面上的近场为高斯分布的前提下，从理论上导出了其远场分布也是高斯分布。
A theoretical analysis of the sensor head, it can be used to suppress effectively the birefringence in the single mode fiber which is winded on the sensing part of the OFCS, is given.
对光纤电流传感器的一种光纤绕法进行了理论分析，这种绕法能有效地降低传感头处引进的双折射。
In this paper, when assuming a Gaussian near field distribution on the cross section of single-mode fiber, it has been derived theoretically that the far field is also a Gaussian distribution.
本文在假定单模光纤横端面上的近场为高斯分布的前提下，从理论上导出了其远场分布也是高斯分布。
The principle and realization of auto-coupling system for single-mode POF and silica fiber is introduced in this paper.
本文阐述了单模塑料光纤和单模石英光纤的自动耦合的原理及其实现。
The degree of polarization (DOP) in a single-mode fiber with random mode coupling has proved to be impossible to approach zero with increasing fiber length.
从理论上证明了在具有随机耦合的单模光纤中，偏振度并不随光纤总长度的增加而趋向于零。
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