A phase detection method based on the Bayesian spectrum estimation is proposed for improving the accuracy of traditional phase analysis method in this paper.
针对传统的相移分析方法误差大的问题,通过合理的选取信号模型,采用贝叶斯频谱估计算法对实验中输入输出信号进行了相位识别。
Study on cavity mode and phase shift property of photonic crystal Bragg mirror;
光子晶体Bragg镜的相移特性及腔模研究
Phase shift of electrooptic and gyrotropic crystals with oblique incidence;
斜入射光束时电光和旋光晶体的相移
Large depth of field imaging technology & it s phase shift control;
大景深成像技术及其相移现象的控制
3D measurement technology based on structured light by combining Gray code with phase-shift;
格雷码与相移结合的结构光三维测量技术
A New Method of Phase-Shift in ESSPI and Its Application;
一种新的相移电子剪切散斑方法在离面位移梯度场测量中的应用
To acquire projecting angle of projecting light accurately,method for encoding and decoding by combining Gray code with phase-shift is presented in this paper,that can divide projecting angle space continuous- ly.
为了准确地获取投射光的投射角,本文引入了格雷码与相移结合的编码解码方法,该方法可对投射角空间进行连续划分。
Common path phase-shifting digital holography based on a spiral phase filtering;
基于螺旋相位滤波的共路相移数字全息术
Influence of phase-shifting error on quality of reconstructed image in phase-shifting digital holography;
相移数字全息技术中相移误差对全息图数字重现的影响
A Phase-shifting Method for Moire Technique;
投影型莫尔条纹中的相移技术
Quantitative NDT of bimaterial interface defects was achieved by using the phase shifting shearing speckle interferometry system with non contact, high accuracy, full field and real time.
用统计光学原理分析了错位散斑条纹的形成机理 ,并把相移技术引入错位散斑之中 ,使该方法不仅具备非接触、高精度和全场实时观测等特点 ,而且也实现了双材料界面粘接质量的定量无损检
A new phase shifting shearing ESPI system which uses parallel aligned liquid crystal as a phase modulator is deceloped.
研究了向列型液晶的相位调制特性，采用平行式向列液晶作为相移器建立了相移剪切电子散斑干涉计量系统。
This paper analyzes the principle of 3D measurement and proposes a novel 3D measurement and calibration method based on the grating projection by adopting the technologies of Gray code and phase shifting.
文中在深入研究三维测量原理的基础上,提出了一种基于格雷码-相移组合编码技术的光栅投影式测量和标定方法,并针对解码过程中由于图像噪声的干扰而可能出现的错误给出了一种码值修正算法。
Cerium in hexagonal mesoporous silicas (HMS) was synthesized with the solution-phase grafting method.
采用液相移植法制备了Ce掺杂六方介孔氧化硅材料,并用X射线衍射、透射电镜、Fourier变换红外光谱、N2吸附、热失重–差热分析、X射线光电子能谱和原子荧光光谱等测试手段研究了合成材料的介孔结构、Ce的化学态及原子荧光特征。