Study on Stability of interferometric Fiber-Optic Low-intensity Magnetic Sensor Simulation and analysis of weak signal detection in OCT 干涉型光纤弱磁场传感器稳定性的研究光学电流互感器中微弱信号检测的仿真与分析
Fast Simulation of InSAR Ideal Interferometric Phase and Precision Analysis INSAR理想干涉相位计算的快速方法及精度分析
Monitoring Urban Subsidence Based on SAR Interferometric Point Target Analysis 基于SAR干涉点目标分析技术的城市地表形变监测
The phase-shift technology is applied to monochromatic light interferometry measurement, time-average interferometry measurement and white-light vertical scanning interferometry measurement respectively. By this way, phase information of interferometric fringe can be modulated, which is used in the analysis of MEMS dynamic behaviors. 将相移技术分别应用在单色光干涉测量、时间平均干涉测量以及白光垂直扫描干涉测量中,实现了对干涉条纹相位信息的调制,可以用于MEMS器件运动特性的分析中;
Electronic speckle pattern interferometric analysis on force distribution of different mandibular unilateral free end dentures 应用电子散斑干涉术对下颌单侧游离缺失修复体受载的实验研究
The techniques of interferometric fringe automatic analysis are discussed. The temporal phase-shifting interferometry with high accuracy is introduced and developed, aiming at three core algorithms, including phase-shifting algorithm, phase-unwrapping algorithm and image preprocessing algorithm. 对干涉条纹自动分析技术进行讨论,重点介绍了时间相移干涉高精度测试方法,针对三个核心算法-相位提取算法、相位展开算法和图像预处理算法展开分析;
The potential applications of this sensitive photothermal interferometric detection scheme to material characterization, weak absorption measurement, as well as microvolume trace analysis are discussed. 还讨论了该光热方法作为一种灵敏的检测技术在光学材料特性、弱吸收测量以及微体积痕量分析等方面的应用前景。
This paper discusses the focusing effects in interferometric analysis of graded-index optical fibers, and deduces the relation between the interferogram and real refractive-index profile of the fibers by means of integrating the effective ray path over the thickness of the fiber sample slice. 本文在考虑聚焦效应的情况下,从理论上探讨了用干涉显微镜法测多模梯度型光纤折射率分布的干涉条纹图计算方法。
A new method to compensate the phase shift in fiber optic Michelson interferometric weak magnetic sensor based on harmonic analysis is proposed to solve the signal fading problem of the sensor that arises from environmental effects such as ambient temperature fluctuations. 提出了基于谐波分析的相位补偿法,用以解决光纤Michelson弱磁传感器中由于环境因素如温度变化等引起相位漂移带来的输出信号衰落问题。
Interferometric Signal Analysis of Spaceborne Distributed SAR System 星载分布式SAR干涉信号分析
Polarimetric techniques are introduced into interferometric applications in Polarimetric SAR Interferometry ( Pol-InSAR). Pol-InSAR techniques make the interferometric analysis of each pixel for various polarization combinations. 极化合成孔径雷达干涉(Pol&InSAR)技术将SAR极化测量引入干涉应用,利用全极化SAR系统进行干涉测量,对极化散射矩阵进行干涉分析。
Based on the residue theorem of Interferometric SAR, in depth analysis and detailed description of Branch Cut algorithm, one of the most popular InSAR phase unwrapping approaches, has been given in this paper. 本文以干涉SAR相位展开的残差理论为基础对经典的相位展开算法分支阻断算法进行了详细深入的理论分析和解析。
Interferometric Signal Simulation of Distributed Spaceborne SAR and Correlation Analysis 星载分布式SAR干涉信号仿真及相干性分析
Self-pumped phase conjugate interferometric analysis of weekly absorbing thin films 弱吸收薄膜光学参数的自泵浦相位共轭干涉测量分析
As with all interferometric methods, optical path length changes of the light waves are observed through interferometric fringe pattern analysis. 像所有的干涉方法一样,光波光程长度的变化通过干涉仪的条纹图样来分析。
Interferometric Synthetic Aperture Radar Data Analysis and Image Matching 合成孔径雷达干涉图像的质量分析与匹配
This paper dedicated to the generation method of ideal interferometric factors, and based on InSAR simulating system, worked over the application of ideal interferometric factors in errors quantitive analysis and processing arithmetic perfomance quantitive evaluation of spaceborne InSAR height measurement. 本文主要研究了理想干涉量的生成方法,并基于InSAR仿真系统,对理想干涉量在天基InSAR测高系统误差定量分析与处理算法性能定量评价方面的应用进行了研究。