Intensity modulation, image-guided, stereotaxis and minimal invasive interstitial intervention radiotherapy show incomparable advantages and application prospect. 适形调强、图像引导、立体定向和微创组织间介入放射治疗等显示了无可比拟的优势和应用前景。
A cantilever is used to block the light reflected into optical fiber, and the vibration signal can be measured through the intensity modulation. 使用悬臂梁来遮挡反射回光纤的光,用光强度调制来实现振动信号的测量。
Then, it describes the applications of intensity modulation fiber-optic sensor, interferometric fiber-optic sensor, fiber-optic grating and fiber-optic acoustic emission sensor. 同时,文章阐述了强度调制型光纤传感器、干涉型光纤传感器、光纤光栅和光纤声发射传感器的应用。
Design and Realization of a reflective intensity modulation optical fiber sensor 一种反射式强度调制型光纤传感器的设计与实现
The Influence of Residuary Intensity Modulation of Y Waveguide on the Performance of IFOG Y波导残余强度调制对IFOG性能的影响
The periodic intensity modulation phenomena owe to the periodic polarization modulation of the polarization-dependent isolator in the cavity. 脉冲簇出现周期的强度调制现象归因于腔内偏振相关隔离器对孤子簇的周期偏振调制的结果。
Sensing theory of fiber optic intrusion sensor based on multimode fiber intensity modulation Study on a multiplayer liquid-level sensor with a new type of capacitance cell structure 多模光纤强度调制型扰动传感器传感原理基于电容感应元的多层液位传感器的研究
The vector soliton bunches show the periodic intensity modulation in the time domain. 孤子簇序列在时域上显示强度周期调制现象。
An Improved method based on Smoothing Filter-based Intensity Modulation for image fusion 一种改进亮度平滑滤波调节图像融合算法
Consequently the point-by-point intensity modulation is achieved through the diversification of the scanning speed of the focus. 通过焦点扫描运动的速度变化,实现剂量强度的逐点调制。
This paper analyses the mode of modulation for the laser coupling modulation of analog signal under different conditions and obtains conditions similar to amplitude modulation and intensity modulation respectively. 本文对模拟信号的激光耦合调制在不同条件下的调制方式进行了分析,得出了可以近似表示为振幅调制(AM)和强度调制(IM)的条件。
Thecondition of improving intensity modulation by external cavity is given. 给出了用外腔改善其调制特性的条件。
We present a practical model for optical amplifier noise amplifier noise analysis and its application in conventional intensity modulation-direct detection ( IMDD) optical transmission systems. 本文介绍了光放大器的噪声分析以及作为光前置放大器在强度调制-直接检测(IMDD)光纤传输系统中的应用。
By constructing binary control mask using intensity modulation analysis method, we can unwrap complex phase maps. 提出采用调制度分析的方法构造二元控制模板,以确保细胞自动机算法能展开复杂位相场。
The acoustooptical intensity modulation has been studied, and wave distortion in the modulation has been analyzed in this paper. 本文研究了声光强度调制并且分析了强度调制中的波形失真。
The intermodulation distortion and SNR of both the conventional Intensity Modulation ( IM) system and a novel Standing Wave Acousto-Optical Modulation ( SWAOM) system were demonstrated theoretically and experimentally in this paper. 本文从理论与实验上论证了光纤通讯光强调制(IM)和新型驻波声光调制(SWAOM)系统中的互调制信号失真与畸变以及信噪比。
The performance of intensity modulation of semiconductor lasers can be improved by electrical feedback under proper conditions. 在适当的反馈条件下,电反馈可以较好地改善半导体激光器强度调制的性能。
A novel phase unwrapping algorithm, based on intensity modulation analysis and adaptive threshold is presented. 提出了一种基于条纹调制度分析的位相去包裹新算法。
The effect of electrical feedback on the intensity modulation of semiconductor lasers is investigated. 本文研究了电反馈对半导体激光器强度调制的影响。
The relationship between the deviation of rotation axis and the reflective optical intensity modulation was presented, and a high performance experimental system was also established for the experimental validation. 给出了旋转轴线位置偏移与反射光强度调制的关系表达式,并利用所建立了实验系统对该传感器的性能进行了分析。
The model describes the relationship between the rotating center deviation and the reflective optical intensity modulation and quantitatively relates the fiber bundle structure to the sensitivity and linear range of the sensor. 该模型从数学上描述了旋转中心偏移和反射光强度调制之间的关系,定量地得出了光纤束结构参数对传感器灵敏度和线性范围的影响。
This paper presents an optical communication system algorithm with intensity modulation and nonlinear heterodyne detection. 本文提出一种采用光强度调制非线性外差检测的传输方案。
BPSK and Manchester code are adopted for digital sub-carrier intensity modulation and optical pulse system respectively. 数字副载波强度调制使用二进制移相键控(BPSK),光脉冲调制采用曼彻斯特编码。
Analysis of bit error rate for digital sub-carrier intensity modulation and optical pulse system 数字副载波强度调制与光脉冲调制系统误比特率分析
Frequency and phase characteristics of photothermal intensity modulation of laser diode 半导体激光器光热光强调制的频率与相位特性
Optical Communication System with Intensity Modulation and Nonlinear Heterodyne Detection 强度调制非线性外差检测光通信系统及其性能
Fiber-optical sensor is light intensity modulation sensor and has got good application. 光强调制型光纤传感器,已得到广泛的应用,它的测量灵敏度、精度和稳定性。
F-P sensors can be classified into two kinds of sensors by their demodulation methods. One is intensity modulation/ demodulation, and the other is phase modulation/ demodulation. 按照信号解调方法的不同,该种传感器可分为强度调制解调型和相位调制解调型光纤F-P传感器。
A new method of analysis of intensity modulation is proposed for phase unwrapping of equal-step phase-shifting interferometry. 推导了两种常用等步长相移算法的调制度表达式,提出一种新的调制度分析方法。
The measurement errors of polymer optical fiber intensity modulation measuring system are analyzed, and a sensing system structure is established. 对聚合物光纤的强度调制型测量系统的测量误差进行分析并建立了传感系统结构。