A fiber - optic accelerometer based on mach - zehnder ( m - z ) interferometer is described in this paper , also a denoising method applied in the accelerometer signal 本文研究了一种基于马赫-增德尔( mach - zehnder )干涉原理的光纤加速度计系统及其加速度信号的滤波技术。
This paper introduces the development of fiber - optic mach - zehnder interferometer during measuring linewidth parameter of single - frequency lasers , and the experiment result has been given 摘要介绍了作者在测量单纵模激光器线宽参数的过程中，研制的马赫曾德尔光纤干涉仪，并给出了实验结果。
Most of today ’ s demodulation techniques rely on optical filtering method , such as bulk optical edge filters , scanning fiber fabry - perot filters , wdm fiber couplers , acousto - optic tunable filters and mach - zehnder filters 目前,以布喇格光纤光栅( fbg : fiberbragggrating )为传感器件的传感器已成为研发主流。
Photo - induced birefringence of photosensitive fiber is accurately measured by using all fiber mach - zehnder interferometer . the results indicate that the normalized birefringence can attain 10 ^ ( - 5 ) 摘要提出了一种用全光纤马赫曾德尔干涉仪测量光敏光纤的光致双折射率的新方法，所得的归一化双折射率可达10 ^ ( - 5 ) 。
Among them , since the electric field sensor using a mach - zehnder interferometer features wide bandwidth , high sensitivity , and high resolution , its application in emc measurement is experted . 其中,使用mach - zehnder干涉仪的光波导电场传感器,因为有着带宽大,灵敏度高,分辨率高等特点,其应用在电磁兼容测试方面更为合适。
In this paper , the history and developing trends of fiber - optic gyroscope ( fog ) are discussed . a new kind of interferometric fog ( ifog ) based on mach - zehnder interferometric principles ( mz - ifog ) is studied 本文概述了光纤陀螺仪的发展历程,针对当今干涉式光纤陀螺仪的发展方向,研究了一种基于mach - zehnder ( mz )干涉原理的新型干涉式光纤陀螺仪。
To test the property of isolation and elimination of tremble of holographic platform , the interference principles of michelson interferometer and mach - zehnder interferometer were discussed , and the examined methods were used to test the platform 摘要为了检测全息平台的隔震、消震性能，分别讨论了迈克耳逊干涉和马赫泽德干涉的干涉原理，并利用两种干涉光检测了两种全息平台的隔震、消震性能。
The simulation and experiments indicate that these two methods are simple , fast and accurate . a new optimal design of interleaves based on cascaded mach - zehnder interferometers is also presented . as compared with the two existing methods ( digital signal processing methods and fourier filters ) , the present method is simple and intuitive 本论文分析了mach - zehnder干涉仪级联形式之间的关系，提出了通带平坦化分叉复用器的新型设计方法，与现有两种方法(应用数字滤波器设计方法以及傅立叶展开法)相比较，本文提出的设计方法直观、简单。
( 5 ) based on mach - zehnder interferometer setup , slice - interferometry for measuring light - induced index changes in pr crystal is investigated . and employing digital holography for visualizations of the index changes in pr crystal is first proposed . additionally , the two approaches are used for measuring the index distributions of light - induced waveguides successfully 基于马赫-曾德干涉仪光路研究了利用切片干涉法测量光折变晶体中光致折射率变化的方法，并首次提出了利用数字全息术对光折变晶体中光致折射率变化进行可视化的方法。
The position of phase mask also can be used as a key of the system besides the phase codes . the key space is significantly enlarged , and high security is consequently achieved . finally , a method of binary image encryption with optical subtraction based on mach - zehnder interferometer architecture is proposed 最后,针对二值图像的特点,提出一种通过直接扰乱图像分布达到加密目的新方法,该方法不是用传统的相乘编码,而是把待加密二值图像与一块随机二值实振幅掩模通过光学图像相减技术来实现加密编码。
