The types of optical waveguides are outlined, followed by a discussion of commonly used optical coupling techniques and waveguide materials. 简介光波导的种类,讨论几种常用的光耦合技术和波导材料。
In order to achieve output laser of TEM_ ( 00) mode and high conversion efficiency, its necessary to have a favorable optical coupling system between pump laser and resonator. 为获得激光器的TEM(00)模输出和高的转换效率,泵浦光与谐振腔之间必须有个相应的良好的光学耦合系统。
The Application of Optical Coupling in Industrial Computer Control System 光耦合在工业计算机控制系统中的应用
Characteristics of optical coupling of a nonlinear waveguide cavity 非线性波导腔耦合特性研究
Dual-Channel Concave-Shape Optical Coupling Liquid Sensing System 双光路凹型光耦合阵列式液体样本传感系统
The optical coupling technology is the key technology in optical communication, optical sensor and optical integration, and it will hold the primary status in optical networks in the future. 光耦合技术是光通信、光传感以及光集成领域中的关键技术,在未来的全光网络中占据有重要的地位,因此对光耦合理论进行研究是很必要的。
Optical coupling characteristic of using optical fiber measurement high speed turn object parameter from the theory and experiment both aspects is studied. 从理论和实验两方面研究了用光纤测量高速转动体参数的光耦合特性。
Optical coupling state between the read-out beam and the optical waveguide can be judged by analyzing the emission pattern from the MWH-ROM. 而且,通过分析波导射出端的强度图形,可判断读出光和光波导的耦合状态。
A novel symmetric optical coupling structure for realizing double-channel rotary interconnection is proposed and a passive double-channel fibre-optic rotary connector is designed by application of this structure. 提出一种实现双通道旋转互连的新型对称光学耦合结构,并应用光学结构设计出无源双通道光纤旋转连接器。
In the article, the optical coupling between the optical fibre and detector is stressed and the coupling scheme of a combined lens is designed and calculated concretely. 文中着重论述了光纤与探测器间的光耦合问题,并就一组合透镜耦合方案作了具体设计计算。
Analysis of Optical Coupling in Vertically Coupling Structure of Waveguide and Photodetector Absorber 波导与探测器吸收层垂直耦合结构中的光学耦合分析
With the multimode beam transformations theory, the influence of degradation of beam quality on the optical coupling system was analyzed. 运用多模激光束的传输变换理论,分析了大功率Nd:YAG激光的光束质量变化对光学耦合变换系统的影响。
Under the bad measurement circumstances, after the reasonable optical coupling, the signals in the area of red dots ( tiny target) can be received and measured accurately. 在其恶劣的测量环境下,经合理的光耦合,使红点区域(小目标)的信号能够得到精确的接收与测量。
As an objective standard, the optical coupling efficiency is proposed to evaluate the quality of micro optical concentrator and the coupled method. 提出的光学耦合效率概念为客观评价微光学聚能元件综合质量及耦合机构性能提供了一种新的方法。
The coupler made by this method is called fused biconical coupler. Now the study and research mostly concentrated on optical coupling theory. 从国内外研究的现状来看,目前对熔锥型光纤耦合器的研究主要集中在光波导耦合理论,从制造与工艺的角度对熔融拉锥过程的机理和规律研究不够。
The principle of optical isolating and optical coupling in 1.3 μ m DFB laser diode module is described in detail. 本文自行设计和制做了1.30μmDFB激光器组件,讨论了其光隔离和光耦合原理。
Optical coupling and transmission performing with optic fiber and fiber optic face plate, a new sector beam linear array scanning X-ray detector technique based on plane array CCD devices is proposed. 提出了一种基于面阵CCD器件,采用光纤和光纤面板进行光耦合及传输的扇形束线阵扫描X射线新型探测器技术。
Work has been done on extension of useful imaging and detection range for CCD by means of direct optical coupling and combination of image intensifiers with the CCD. 扩展CCD有用成像和探测范围的工作已进行,该工作是通过直接光学耦合和像增强器与CCD组合来实现。
Recent Progress on Optical Coupling Mode for QW IR Detectors 量子阱红外探测器光耦合模式的发展状况
The Current Measurement with Optical Coupling Isolation For Aircraft Power Supply System 飞机供电系统电流参数的光耦隔离测量
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
The problem that the optical coupling between optical fiber and waveguide grating must be solved. 但是必须解决波导光栅与光纤耦合封装问题。
Using unidirectional coupled synchronization method to achieve optical second harmonic system synchronization, the use of optical coupling method to achieve control of second harmonic and periodic state of chaos synchronization. 利用单向耦合同步法实现了光学二次谐波系统混沌同步,利用相互耦合法实现了光学二次谐波系统混沌控制及周期态同步。
This paper aims to design a optical coupling system, used for solid-state ( Nd: YVO4) laser end-pumped by a laser diode. 本论文旨在设计一款用于半导体激光器端面泵浦固体(Nd:YVO4)激光器的光学耦合镜。
From the simulation, we determine the best pump source-a single light emitting point of LD. We design parameters of the optical coupling system, including the lens focal length, diameter, location parameters, and do the error analysis of the system. 从仿真的角度,确定了最佳的泵浦源&单发光点LD,并利用该泵浦源设计了最佳的光学耦合系统参数,包括透镜的焦距、口径、位置参数,同时对系统进行了误差分析。
The device consists of pulse control circuit, optical coupling isolation, MOSFET driver, waveform control unit, pulse voltage regulator modules, those are implemented based on CPLD and MOSFET. 以CPLD、MOSFET等为主要芯片设计了脉冲控制电路、光耦隔离和MOSFET驱动电路、波形调节单元、脉冲电压调节单元等,获得了符合加工要求的输出脉冲波形。
The input node uses the optical coupling technology, and the output node uses a transistor driving a relay. 输入节点采用光电耦合输入,输出节点采用三极管驱动继电器输出。
The key to integration and packaging for optical devices is optical coupling technology. 光耦合技术是光器件集成和封装的关键,随着光器件的发展,光耦合技术也与之俱进。
At last the structure tolerance of the expand core fiber is studied. And then the optical coupling efficiency imposed by the position of Gaussian beam on the grating is discussed. 优化所设计扩束光纤的结构参数后,最后分析了扩束光纤的结构容差,并讨论了所设计扩束光纤的输出光束在光栅表面的位置变化对光栅耦合效率的影响。
At the same time, for reducing the noise of system, this paper studies optical coupling devices. It designs the linear optical coupling isolation circuit with good role of insulating the analogic circuit and the digital circuit. 同时,为了降低系统噪声,论文对光耦器件进行了研究,设计出具有良好数模隔离作用的线性光耦电路。