The glass fiber core comes in one of two basic types: multimode fiber for distances up to 10km and single-mode fiber for longer distances.
玻璃纤维芯有两种基本的类型：多模光纤，用于10km以下的距离；单模光纤，用于更长的距离。
Finally, the experimental result of a newly fabricated reflective single-mode fiber 8 port star coupler...
最后，报道了研制的反射型单模光纤8端口星形耦合器的实验结果。
Many numerical methods and perturbation methods are used to understand the evolution of ultrashort pulses in single-mode fiber.
许多的数值方法和微扰方法被用于研究超短脉冲在光纤中的演化。
Long-distance single-mode fiber optic cable is laid between the stope and port control system to enable Ethernet data communication.
在采矿场和港口控制系统之间敷设长距离单模光缆，进行以太网数据通讯。
We experimentally demonstrate the coherent combining of two tunable erbium-doped fiber lasers by using a single-mode fiber feedback loop configuration.
利用单模光纤反馈环结构在实验上实现了两路可调谐掺铒光纤激光器的相干组束。
The modified nonlinear Schrodinger equation (MNLSE) can describe propagation of ultrashort pulses in single-mode fiber by adding high-order effects terms.
修正的非线性薛定谔方程(MNLSE)通过加入高阶效应项可以描述单模光纤中的超短脉冲的传播。
The spectral dispersion of single-mode fiber is measured and the zero chromatic dispersion wavelength, the slope of dispersion vs. wavelength are obtained.
对单模光纤的色散谱进行测量，得出单模光纤的零色散波长和色度色散随波长变化的斜率。
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。
Based on mode field coupling theory, a model to calculate the butt-joint coupling efficiency between a multi-mode fiber and a single-mode fiber is presented.
采用模场耦合理论，推导出多模光纤与单模光纤的直接耦合效率表达式，计算得到耦合效率与所选用的多模光纤和单模光纤的纤芯芯径之间的模拟关系。
The TEC single-mode fiber-coupled laser module is used to decrease the laser beam drift, and the high accurate and stable measurement reference can be obtained.
系统采用带有温控的半导体激光器单模光纤组件作为光源，有效地降低了激光器本身的光线漂移，为滚转角误差测量提供了高精度和高稳定性的基准光线。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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 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。
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。
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。
We analyzed the factors that affect the efficiency of free-space-to-single-mode-fiber coupling based on mode-matching theory of electromagnetic fields.
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。
应用推荐