To resolve the contradiction between the measurement of micro-displace or high-accuracy detecting of micro-vibration of ultra-low frequency and the convenience of building and adjusting, a inverted differential 4f grating demodulation system of laser Doppler is put forward.
为了解决物体微小位移或微小振动的超低频高精度检测与装调间的矛盾,提出一种倒置差动式4f激光多普勒光栅检波系统。
Theoretical analysis and numerical simulation of optical coupling properties of the waveguide grating with novel structure;
新型结构波导光栅耦合器的耦合特性分析和数值模拟
Fast tunable electro-optic polymer waveguide gratings;
快速可调谐电光聚合物波导光栅
Then the waveguide grating coupler formed by holographic polymerization was obtained.
本文中选择树脂CN960E60单体作为聚合体系,采用自由基型对532nm波长敏感的单光子引发剂,利用全息光聚合法制备出聚合物波导光栅耦合器。
The Signal Processing of Grating Digital Geophone Based on Single-Chip PIC;
基于PIC单片机的光栅检波器信号处理
Application of Subdivision-Technology to Grating Geophone Based on DSP;
DSP细分技术在光栅检波器中的应用
A NOVEL DETECTION OF THE FREQUENCY OF THE FIBER BRAGG GRATING VIBRATION BASED ON ARRAYED WAVEGUIDE GRATING DEMULTIPLEXING
阵列波导光栅解调的光纤光栅振动频率检测技术
Wavelength-shift Detection Methods for Fiber Bragg Grating Sensor
光纤布喇格光栅传感器的波长移位检测方法
Research on the Signals Demodulation System of Fiber Bragg Grating Geophone;
光纤光栅地震检波器信号解调系统的研究
Research on the Signals Processing System of Wavelength Demodulation of FBG;
光纤Bragg光栅波长检测信号处理系统研究
Improvement of Measurement Accuracy in Fiber Bragg Grating Sensors by Using Time Delay Estimation Techniques
用时延估计法提高光纤光栅中心波长检测精度
Research on the Theory and Method of Detecting Seismic Wave with Grating Vibrator
光栅谐振子检测地震波的理论和方法研究
Grating geophone signal processing based on DSP and FPGA
基于DSP与FPGA的光栅地震检波器的信号处理
A new type of fiber Bragg grating based seismic geophone
光栅Bragg地震检波器的传感特性研究(英文)
Applications of FOG in Photonic Microwave Filter
光纤光栅在微波光子滤波器中的应用
Grating Signal Singularity Detection in Intense Noise with Wavelet Two-dimensional Reconstruction
基于小波二维重建的强噪声光栅信号奇异点检测
Fabry-Perot Filters and Fiber Grating Filters;
法布里—珀罗滤波器和光纤光栅滤波器
Study of Long Period Fiber Gratings and High Order Waveguided Bragg Gratings;
长周期光纤栅的研究与波导Bragg光栅初探
Study on Fiber Grating Based Fiber Lasers, Filters and Tilted Fiber Gratings
基于光纤光栅的光纤激光器、滤波器和倾斜光纤光栅的研究
Research of Wavelength Division Multiplexing Based on Two-wavelength Holographic Grating
双波长全息光栅式波分复用器的研究
Detection of the Reflected Wavelength Shifting by Optic Fiber Bragg Grating
光纤布喇格光栅反射波长移位的探测
Fiber Bragg Grating Pressure Sensor Based on Bourdon Tube
波登管式光纤布拉格光栅压强传感器