The realization of self-compensation shows the intelligence of time grating.
并且这种自补偿功能的实现体现了时栅所具有的智能性。
The field type time grating displacement sensor, based on time space coordinate transformation, is one novel angular displacement sensor.
基于“时空坐标转换理论”的时栅位移传感器是一种新型角位移传感器。
Time grating displacement sensor is working on theory of time-space coordinate transformation, which need constitute a moving coordinate with constant velocity V.
基于时空坐标转换理论而研制的时栅位移传感器实现了以时间测量空间,但关键是要构建一个以恒速V运动的坐标系。
The theory of using time to measuring space has broke through the concept of the traditional grating type measuring in time grating sensor and has advantage in many aspects.
其原理中的“以时间测空间”的概念,突破了传统的栅式位移测量的概念,与传统栅式传感器相比,具有许多显著优点。
Contrast, spatial frequency, presentation time, moving velocity and phase reversal frequency of each grating are controlled independently.
每组光栅的对比度、空间频率、显示时间,移动速度和反相频率能单独控制。
Time resolved soft X-ray (SXR) spectra of copper laser plasmas are measured by involving a SXR streak camera with a SXR transmission grating.
采用透射光栅和软x光条纹相机测量了铜激光等离子体软x光发射的时间分辨光谱。
A numerical approach based on finite difference time domain (FDTD) method was presented for investigating the diffraction effect of a metal grating fabricated in QWIP.
本文给出了一种基于时域有限差分法(FDTD)的数值方法,计算制备在QWIP器件上的金属光栅的衍射效应。
It is shown that the ratio of the correlation time of the laser source to the relaxation time of the induced grating plays an important role.
指出这种影响的大小主要取决于激光源的相干时间与感生光栅弛豫时间的比值。
By using the wavelength encoding characteristic of fiber Bragg grating (FBG), a new kind of distributed FBG pressure sensor was introduced to achieve the train real time tracing.
介绍了利用光纤光栅(FBG)波长编码的特点,采用新型分布式FBG传感实现高速列车实时追踪。
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。
This single period layered phase grating, which has been tried out successfully for the first time by our institute, provides a kind of new element for the precision measurements.
由本院精密计量室初试成功的单周期层状位相光栅,为精密测试提供了一种新元件。
Fiber grating is manufactured by application of phase mask means, which is of low requirement of time coherence and monochromaticity for light-source, simple craft and high rate of finished products.
运用相位掩模法刻蚀光纤光栅,该方法对光源的时间相干性和单色性要求较低,工艺简单,成品率高。
A novel wavelength detection scheme is developed with the technique of dynamic filtering in scanning mode and of synchronous process in time domain, which is based on a tunable fiber grating.
基于光纤光栅调谐技术,提出了动态滤波扫描、时域同步处理的新型波长检测方案。
The harmonics of the output waveforms of AMR magnetic grating ruler head were analyzed and the half harmonics' phenomena were observed for the first time.
对采集到的AMR磁栅尺磁头输出波形进行了付里叶谐波分析,发现了波形中的半次谐波现象。
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)。
A laser beam is split into several sub-beams, each of which has different delay time and is encoded by using a grating placed in different azimuth.
一束激光被分成几束子光束,每子光束具有不同的延时并用以不同方位放置的光栅对它编码。
Compared with the large grating constant, the response time operates more slowly than the smaller grating con…
当光栅常数较大时,光致电荷移动到暗区时需要更长的时间,相位光栅的响应较慢。
The real-time storage is obtained in the organic dye BDN solution in toluene by doublet degenerate four wave mixing induced thermal refractive index grating.
本文利用二重简并四波混频感生折射率光栅,实现了光信息在有机染料BDN溶液中的实时存储。
The effects of pre irradiation dose, monomer, Mohr's salt and crosslinking agent concentration, grafting temperature and reaction time on grating copolymerization were investigated.
研究了纤维的预辐照剂量、单体浓度、摩尔盐含量、交联剂含量以及接枝温度和时间等条件对接枝共聚反应的影响。
Through the output interface circuit of time-grating sensor, the output signal is converted into the same format of the signal of grate sensor.
并给出了通过将时栅传感器的输出接口转换为光栅传感器系统相同的信号形式。
The paper analyses the energy and signal noise ratio (SNR) with grating to measure passive laser wavelength in real time, provides the theoretical basis for measurement and error from the method.
从理论上分析了利用光栅实时测量被动入射激光波长的能量分布及信噪比,给出了计算公式及误差分析。
The method of using CCD to measure the constant of hologram grating in real-time when the grating is under manufacturing is discussed.
本文讨论了在制造全息光栅过程中,CCD实时测量全息光栅常数的方法。
The linearity and smoothness of the time delay curve for a linearly chirped fiber grating are two k…
本文对啁啾光纤光栅的制作及其在色散补偿中的应用有一定的指导意义。
This paper reports a digital demodulation scheme for interrogating fiber Bragg grating (FBG) sensors based on a real-time calibration technique.
报道了一种采用实时校准技术的数字化光纤光栅传感解调方案。
In a word, on the basis of theoretical research, this paper verifies the space-time coordinate transformation theory and field-mode time-grating theory through doing experiments in a large amount.
总之,本文在理论研究的基础上,通过大量实践性实验,验证了时空坐标转换理论和场式时栅理论。
Some of these include the specialized forward time division multiplexing (FTDM) fiber, fiber Bragg grating, and holey fiber.
其中一些包括专门向时分复用(FTDM)光纤,光纤光栅,和多孔纤维。
For some time there was no noise but the grating sound of the spades discharging their freight of mould and gravel.
有一段时间,只能听到他们一锹一锹抛泥土和石子所发出的嚓嚓声响。
A novel method of edge filter demodulation for fiber Bragg grating that use wavelength tunable laser was proposed. Real-time monitoring of the multiple points' dynamic strain could be achieved.
提出了利用波长可调谐激光器对光纤光栅进行边沿滤波解调的新方法,该方法可实现多个测点动态应变的实时监测。
A novel method of edge filter demodulation for fiber Bragg grating that use wavelength tunable laser was proposed. Real-time monitoring of the multiple points' dynamic strain could be achieved.
提出了利用波长可调谐激光器对光纤光栅进行边沿滤波解调的新方法,该方法可实现多个测点动态应变的实时监测。
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