本文主要研究基于MZ干涉仪的光纤光栅线性解调技术。
The main research of the paper is the linear demodulated technique based on MZ interferometer.
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.
报道一种利用双侧悬臂梁展宽光纤光栅带宽实现对挠度和应力线性传感的新方法。
A new linear sensing method of deflection and stress, in which the fiber grating bandwidth is stretched by using bilateral cantilever beam, is reported.
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。
The thesis is helpful for the design and facture of a linearly chirped fiber grating as dispersion compensator.
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。
That dispersion is compensated with linearly chirped fiber grating is analyzed qualively and its characteristic and limitations are discussed.
基于耦合模理论，对线性负切趾型布拉格光栅中引入啁啾后其双稳特性的变化进行了研究。
Based on the coupled mode theory, the influence of introducing the chirp on the bistable characteristics of linear negative tapered Bragg gratings is investigated.
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。
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.
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。
The apodized linear chirped fiber grating is an important passive device for dispersion compensation.
利用耦合模方程，对具有不同耦合系数的线性啁啾光纤光栅的色散特性进行了理论和数值分析。
The dispersion of linearly chirped fiber gratings with different coupling profiles is studied theoretically and numerically using coupling mode equations.
并根据材料力学原理推导了光纤光栅波长漂移量与侧向位移的线性调谐关系。
Moreover, we deduce the linear relationship between reflected wavelength shift of fiber grating and vertical displacement of cantilever beam which the fiber grating is sticked on.
本文介绍了双稳液晶电光调制器的超线性特性以及它在制作各类特殊振幅光栅和半色调屏上的应用。
The ultralinear characteristics of a bistable liquid crystal electro-optic modulator and the use of it for making various special amplitude gratings and the halftone screen are introduced.
针对光栅不同的耦合系数分布，数值分析了分布耦合系数对线性啁啾光栅频率响应特性的影响。
Frequency response characteristics of linearly chirped fiber gratings with different distributed coupling coefficients have been analyzed numerically.
通过数值模拟，得到了随机相位误差对不同啁啾量的线性啁啾光纤光栅的影响。
With the help of computer simulation, the effects of random phase errors on the fiber Bragg gratings with different chirps are compared.
长周期光纤光栅的谐振峰中心波长随温度的变化呈线性关系。
The relationship between the resonant wavelength shift of the novel LPFGs and the applied temperature is linear.
采用相位掩模版法实验研究了高非线性掺锗光子晶体光纤中布拉格光栅的制作。
Fabrication of the Bragg grating in a highly nonlinear photonic crystal fiber was investigated experimentally by phase mask method.
报道一个简单而新颖的、能将均匀光栅改变为线性啁啾光栅的方法。
A simple and novel method for transforming a uniform fiber grating into a linearly chirped grating is presented.
理论研究与实验结果表明，光纤光栅的带宽对挠度及外力均很敏感，并呈线性关系。
The theoretical studies and the experimental results show that the bandwidth of fiber grating is sensitive and linear to deflection and lateral force.
通过原子波之间非线性耦合相互作用，这种结构可以表现为物质波光栅，对其周期的原子波产生衍射现。
Through the nonlinear coupling interactions between atomic waves, the structure appears as the matter wave gratings, and diffracts its surrounding atomic waves.
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。
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.
利用比例阀和线性光栅尺配合使用替代伺服放大器和伺服电机实现进给轴的闭环控制。
This paper give an advice that we can realize closed cycle control of feeding shaft by proportional valve and linear grid ruler instead of servo amplifier and servo motor.
长周期光纤光栅是特定波长范围内的线性滤波器件，该文设计了长周期光纤光栅解调的布拉格光纤光栅温度传感系统。
Long period fiber grating (LPG) is designed as the filter component of edge linear filtering demodulation system for fiber Bragg grating (FBG) temperature sensor.
超精细光谱；非线性光学；简并四波混频技术；等效光栅；同位素检测。
Hyperfine spectrum; Nonlinear optics; Degenerate four waves mixing; The equivalent grating; Isotope detecting.
提出并实现了一种用PZT—应变片组合型高线性度光纤光栅探测反射波长移位的方法。
The method of detecting wavelength shift using PZT-strain gauge compounding highly linear fiber grating is also presented.
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。
An optical pulse compressor using a normal dispersion fiber combined with a linearly chirped fiber grating (instead of a block grating pair) is proposed.
报告了用简单的应力方法使均匀光栅成为线性啁啾光纤光栅的技术，并推导出了相应理论。
The technique for turning a uniform grating into a chirped grating by using a simple strain method is reported and the corresponding theory is deduced.
以光纤中非线性效应为基础的脉冲压缩器可分为两大类，我们称之为光纤-光栅对压缩器和孤子效应压缩器。
The pulse compressors based on the nonlinear effects in optical fibers can be classified into two broad categories, referred to here as fiber-grating compressors and soliton-effect compressors.
而通过外加电场极化的方法，获得非线性晶体铁电畴反转光栅，是目前普遍采用，且被证明非常有效的方法。
Electrical polarizing method is the most easy and effective way, which can get ferroelectric domain on non-linear crystal, in all methods of QPM technology.
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 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.
而且这种长周期光纤光栅的谐振波长随温度变化而线性变化，谐振峰幅值对温度变化不敏感。
The resonant wavelength and resonant peak amplitude of the gain equalizer can be tuned by means of adjusting the temperature and transverse load independently.
而且这种长周期光纤光栅的谐振波长随温度变化而线性变化，谐振峰幅值对温度变化不敏感。
The resonant wavelength and resonant peak amplitude of the gain equalizer can be tuned by means of adjusting the temperature and transverse load independently.
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