A fiber Bragg grating dispersion measuring system based on Fourier transform spectroscopy is designed and implemented.
建立了基于傅里叶变换光谱技术的光纤光栅色散测量系统。
A new fiber grating dynamic dispersion compensator is developed by using the stain-tuning technology of the chirped fiber grating and the close-loop controlling scheme.
利用啁啾光纤光栅的应变调谐技术,通过闭环自动控制色散补偿量的方案,研制出了一种新型的光纤光栅动态色散补偿仪。
That dispersion is compensated with linearly chirped fiber grating is analyzed qualively and its characteristic and limitations are discussed.
然后利用线性啁啾光纤光栅对色散的补偿原理、特性及其局限性作了定性分析。
Microcomputcrs automatically control infrared grating monochrometer through interface circuit, and make a precise measurement of zero dispersion wave length for optical fibre material.
微机通过接口电路自动控制红外光栅单色仪,对光纤材料进行零色散波长的精确测量。
Chirped fiber grating can be used in compensating fiber dispersion and compressing pulse.
啁啾光纤光栅可用于光纤色散补偿及脉冲压缩。
Modulation instability in fiber grating with nonlinearity management is studied based on the nonlinear coupled-mode equations. The dispersion relation for modulation instability is obtained.
基于非线性耦合模方程,研究了非线性管理光纤光栅中的调制不稳定性,得到了调制不稳定性的色散关系。
An optical pulse compressor using a normal dispersion fiber combined with a linearly chirped fiber grating (instead of a block grating pair) is proposed.
本文提出了利用正常色散光纤加线性啁啾光纤光栅组成全光纤光脉冲压缩器方案。
The apodized linear chirped fiber grating is an important passive device for dispersion compensation.
具有切践包络的线性啁啾光纤光栅是用于色散补偿的重要无源器件。
By using the chirped fiber grating, theoretically study and numerical simulation have been made on the compensating dispersion property of chirped super Gaussian pulses transmitting in the fiber.
利用啁啾光纤光栅,对带啁啾的超高斯脉冲的色散补偿特性进行了理论分析和数值模拟。
In the third chapter, the reason of pulse broadened and the importance of dispersion compensation are pointed out, and the dispersion of linearly chirped fiber grating is appraised.
第三章指出了引起脉冲展宽的原因以及色散补偿的重要性,并对线性啁啾光纤光栅的色散进行了估算。
This paper introduce a novel fabrication of the helical chirped Bragg fiber grating (H-CFBG) and the coupling theory and dispersion compensation ability is analyzed.
本文介绍了一种螺旋型啁啾光纤光栅(H -CFBG)的制造方法,并且从理论上分析了它的耦合方程以及对它的色散补偿分析。
A new principle is proposed to pseudocolor-code the differential interference in the grating-diffraction interferometry with extended white light illumination by using dispersion effect of a prism.
在光栅谱衍射干涉法的基础上,本文提出用色散效应产生的相位体微分干涉条纹,进行实时假彩色编码的原理。
By now, There are many kinds of True Time delay schemes such as fiber delay line, fiber dispersion delay line, fiber grating prisms and ect.
目前报道的真延时结构有普通光纤延时线、色散光纤延时线、光纤光栅真延时、自由空间光学真延时、波导技术光学真延时等。
With this quality factor, the grating structure is optimized by selecting different coupling lengths and the distribution of coupling coefficient to improve its dispersion property.
通过比较得出一组最佳的品质因数调节参数,并用于对光栅耦合系数高斯分布形状和耦合长度进行优化,最终获得了最佳的色散特性。
The thesis is helpful for the design and facture of a linearly chirped fiber grating as dispersion compensator.
对于制作和设计线性啁啾光纤光栅用作色散补偿器,本文具有一定的理论参考价值。
Base on the model of grating-pair compressor, the formula of angular dispersion caused by alignment errors was derived.
根据失调拼接光栅对压缩系统模型,推导了拼接误差引起的角色散公式。
The dispersion effect of optical fiber grating is one of the most important characters which not only limits its application range but also become a promising dispersion compensation technology.
光纤光栅的色散不仅影响到光纤光栅本身的使用范围,更作为一种属性成为色散补偿的重要方法。
In the dispersion linearity aspect, the spectrometers with grating are linear. The nonlinear problem of shortwave for spectrometers with prisms can be solved through double-prisms.
在色散线性方面,光栅光谱仪基本线性,棱镜光谱仪的短波非线性问题可通过复合棱镜进行补偿。
In order to decrease polarization mode dispersion (PMD) of chirped fiber Bragg grating, a novel method, which is called polarization mode dispersion-compensation written technique, has been developed.
为减少写入光纤光栅的偏振模色散,研制了新的低偏振模色散光纤光栅补偿写入法。
A novel fast analyzer of gingili analyzer, which employs a fix holographic grating and a linear charge coupled device (CCD) array as the light dispersion system and the detector, was developed.
研制了一种采用固定光栅分光,线阵CCD检测器检测的新型芝麻油掺假速测仪,阐述了其工作原理以及软硬件设计,并将其应用于实际样品的测定。
Divide the Spectral Range of the Grating by the Number of Detector Elements. The resulting value is the Dispersion.
按探测器元件数量分光栅的光谱覆盖范围。结果值是色散。
Secondly, from the new dispersion relation we get the gain spectrum for modulation instability in nonlinearity management fiber Bragg grating, and we compared it with normal nonlinear fiber grating.
第二,根据得出的色散关系式,将非线性管理光纤光栅的增益谱特性与常规光栅进行了比较。
The second kind angular dispersion and the analysis of characteristics of diffraction grating;
本文分析了斜射光波的光栅衍射特点,并在实验中得以验证。
The frequency shift induced by cross-phase modulation (XPM) in dispersion-shifted fiber (DSF) is experimentally studied, then wavelength conversion is achieved through filtering by fiber grating.
对色散位移光纤中交叉相位调制效应导致连续波产生频移进行了实验研究,并用光纤光栅滤波实现了波长转换。
The frequency shift induced by cross-phase modulation (XPM) in dispersion-shifted fiber (DSF) is experimentally studied, then wavelength conversion is achieved through filtering by fiber grating.
对色散位移光纤中交叉相位调制效应导致连续波产生频移进行了实验研究,并用光纤光栅滤波实现了波长转换。
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