Based on the theory of Fabry-Perot, the influence of light source on optical fiber F-P strain sensor system has been analyzed.
从多光束干涉的基本原理出发,分析了光源光谱对光纤法布里珀罗应变传感系统的影响。
The experimental results present that the strain of optic fiber Fabry-Perot sensor is better linear with loading of bending beam.
智能夹层中光纤法珀腔传感器的应变与载荷之间具有良好的线性关系。
The linear electro optic measurement of poled polymer utilizing an asymmetric Fabry Perot (AFP) multiple reflection film was reported.
报道用不对称的法布里-珀罗(AFP)多光束干涉膜测量极化聚合物的线性电光效应。
This article gives a calculation of the errors for the fractional parts of central interference order of the Fabry-perot interferometer.
本文给出了法珀干涉仪中央条纹干涉级小数部分的误差计算。
The transmission spectra drift from the varying of the gratings parameters is due to its modulation to the length of the Fabry-Perot-like.
光栅参数变化产生的透射光谱的漂移是由于其对这种类F—P腔长度的调制。
Sensor element, which consists of a Fabry-Perot etalon fabricated from single-crystal silicon, connects with the LED and detector by fibers.
传感器敏感元件主体结构采用单晶硅的法布里帕罗标准具,并通过光纤与发光二极管和光电探测器等光学元件相连。
The fiber Fabry-Perot sensor is an important branch of optical fiber sensors, which mainly USES intensity demodulation and phase demodulation.
光纤法布里-珀罗传感器是光纤传感器的一个重要分支,其解调主要采用强度解调法和相位解调法。
The sensitivity of intrinsic fiber optic Fabry Perot (F P) magnetic sensor is studied and the influence of linewidth of light source is discussed.
分析了内置式光纤法布里珀罗磁场传感器的灵敏度及光源线宽对灵敏度的影响。
To solve the problem, tunable optical fiber Fabry-Perot filter was adopted to replace the spectrometer, and the system was set up on DSP platform.
为了解决这一问题,本文采用可调谐光纤法珀滤波器替代光谱仪,在DSP平台上进行了系统的搭建。
Emphasis is put on the experimental research on its tunable range and the bandwidth narrowing with a diffraction grating and a Fabry-Perot etalon.
重点介绍脉冲式染料激光器的波长覆盖范围及用光栅和法布里-珀罗标准具压缩谱线宽度等研究工作、实验结果及测试方法。
This paper quantitatively compares the spectrum characteristics between Fabry-Perot interferometer with gain medium and diffraction grating spectrometer.
对加入增益介质的F - P干涉仪的光谱特性与衍射光栅光谱仪的光谱特性作了定量对比。
Fiber Fabry-Perot sensor has the advantage of light mass, thin diameter, passive, electric insulating, anti electromagnetic interference and low attenuation.
光纤法珀传感器具有质轻径细、无源、电绝缘、抗电磁干扰、信号衰减小的优点。
It analyses the output intensity of two parallel multiplexed fiber Fabry-Perot strain sensors, based on the principle of the fiber Fabry-Perot strain sensors.
基于光纤法珀应变传感器的基本原理,阐述了两只光纤法珀应变传感器并联条件下的组合输出信号。
Excitability in a nematic liquid crystal cell in a Fabry-Perot was confirmed. When this system has spacial extensions, spirals and other patterns were obtained.
证实了法布里-泊罗标准具中向列液晶的可激性,当系统具有空间延展性时,得到了螺旋波以及不同的斑图的形成。
The stress transfer model of the sensor is analyzed and the relationship between the change of Fabry-Perot gap length and hydrogen concentration is constructed.
分析了其应力的传递过程,建立了法布里-珀罗腔腔长变化与氢浓度关系的数学模型。
The optimal intensity noise suppression of a Fabry-Perot (FP) laser is experimentally acquired by relatively strong external optical injection locking technology.
采用较强的外注入光锁定FP激光器,获得了理想的强度噪声抑制效果。
The reflectivity of optical mirrors can be obtained by measuring linewidth of transmission spectrum of optical cavity and the fineness of Fabry-Perot (F-P) cavity.
谐振腔精细度法是通过测量光学谐振腔透射谱线宽度来实现对光学反射镜反射率的测定。
The polarization characteristics of Travelling-wave semiconductor optical amplifier (TW-SOA) is investigated based on th gain property of active Fabry-Perot resonator.
以有源法布里-珀罗谐振腔的增益特性为基础,研究了行波半导体光放大器的偏振特性。
The parameters of triple Fabry-Perot etalon, namely, free spectral range, spectral width, peak offsets between each etalon, effective aperture and so on are optimized.
优化了三通道法布里-珀罗标准具的自由谱范围、带宽、峰值间隔和有效口径等参数。
Based on the beam interferential theory of Fabry-Perot semiconductor laser, a bistable model of vertical cavity semiconductor optical amplifier (VCSOA) was established.
基于法布里珀罗(F P)腔光束干涉理论,建立垂直腔半导体光放大器(VCSOA)的双稳模型。
Influence of temperature effect on Fabry-Perot cavity optical fiber sensor system is analyzed and the projects of self-compensation for temperature effect are put forward.
分析了温度效应对f - P腔光纤液位传感器系统的影响,提出相应的解决方案以实现对温度效应的自补偿。
A novel way is suggested to narrow the bandwidth of a Fabry-Perot (FP) cavity through increasing the derivative of one round-trip phase shift with respect to the frequency.
本文提出用增加腔的环程相移对频率的倒数的方法来获得窄带宽。
At the present time, the mainstream optical filter techniques including dielectric thin-film filter, array waveguide (AWG), Fabry-Perot (F-P) filter, fiber Bragg grating (FBG).
目前主要滤波技术有薄膜干涉滤波器、阵列波导光栅(awg)和光纤布拉格光栅(FBG)。
Amutual pulse injection-seeding scheme is developed to generate tunable dual-wavelength optical short pulses by the use of two gain-switched fabry-perot (F-P) semiconductor lasers.
报道了两个增益开关调制的法布里珀罗半导体激光器互注入锁定实验方案,可产生双波长可调谐光脉冲。
The relation between the air gap thickness and the peak wavelength in micro-optical electromechanical system (MOEMS) optical tunable filter based on Fabry-Perot etalon is discussed.
分析了基于法布里珀罗腔的微光机电系统可调谐滤波器中,空气腔厚度与峰值波长间的关系。
In order to demodulate optic fiber Fabry-Perot sensors multiplexed in parallel with high accuracy and absolute cavity length, an improved cross-correlation demodulation method is proposed.
为了实现光纤法-珀传感器并联复用信号的高精度、绝对腔长解调,提出了一种改进的互相关解调法。
A scheme of measuring fiber grating reflective wavelength by tunable Fabry perot cavity, which contains a PZT, is proposed. It can transform the wavelength into electrical signals directly.
提出了一种利用压电陶瓷构成的可调谐法布里-珀罗腔测量光纤光栅反射波长的方案,该方案可以直接将波长转换为电信号。
A matrix treatment is presented by two different methods based on multi-mirror theory to calculate the transmission characteristics of the multi-cavities Fabry-Prot filters with attenuation.
利用多镜理论以两种不同方法推导了在多腔级联法布里珀罗滤波器件中引入衰减时信号透过率的传输矩阵算法。
With the advantages of good stability, high precision and good electromagnetic resistance, the Fabry-Perot(F-P) strain sensor get increasing applications in the bridge structure status monitoring.
光纤法-布(F-P)应变传感器具有稳定性好、精度高、抗电磁干扰能力强等特点,在桥梁结构状态监测中得到日益广泛的应用。
With the advantages of good stability, high precision and good electromagnetic resistance, the Fabry-Perot(F-P) strain sensor get increasing applications in the bridge structure status monitoring.
光纤法-布(F-P)应变传感器具有稳定性好、精度高、抗电磁干扰能力强等特点,在桥梁结构状态监测中得到日益广泛的应用。
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