It utilizes optical phase shifting mask to improve resolution limit for an existing wafer stepper.
它应用了光学相移掩模方法,大大提高了现有光学光刻设备的分辨率水平。
The optical phase modulator does not suffer from the bias drifting problem as it does not need DC bias.
由于光相位调制器不需要直流偏置,不会遇到直流偏置漂移问题。
This exact control of optical phase is based on a unique combination of negative and positive refractive indices.
精确得控制光子相位是基于独特得组合负和正的折射率器件。
Nonlinear optical phase conjugation technology can be used in adaptive optics and optical information processing.
非线性光学相位共轭技术可用于很多光学领域。
The liquid crystal phased array, discussed in this paper, is an important form of optical phase array technology.
本文中液晶相控阵即光学相控阵技术的一种重要形式。
Moreover, the optical phase modulation behavior model of micro deformable mirror arrays is established for the first time.
首次建立了微变形镜阵列的光相位调制系统级模型。
The merits of the invention are: it needs no phase shift label, and it can generate dynamic adjustable optical phase shift.
本发明的优点,无需对相移进行标定,可产生动态可调的光学相移。
A method for measuring the phase characteristics of ultrahigh frequency modulating light by optical phase shift is proposed.
提出采用光学移相办法测量超高频调制光相位特性的一种方法。
Optical phase modulators are used for many applications in optical communication systems, optical processing and microwave signal processing.
光学相位调制技术,在光通信、光信号处理、微波信号处理等领域具有非常广泛的应用。
Nematic liquid crystal has a large non-linear coefficient, so it is possible to produce optical phase conjugation (OPC) wave in right condition.
由于向列相液晶大的非线性系数,使得利用向列相液晶产生光学相位共轭波称为可能。
Main interests are research on detection methods of trace pollutants, mechanism of environmental pollution and nonlinear optical phase conjugation.
主要从事环境微量污染物检测方法及污染机理研究,非线性光学相位共轭技术研究。
A piezoelectric ceramic, based on the converse piezoelectric effect, was used as optical phase modulator to design a fiber differential interferometer.
基于压电陶瓷的逆压电效应,采用压电陶瓷作为光相位调制器设计了光纤微分干涉仪。
Based on coherent optical phase encoding OCDMA techniques rely on phase changes optical signals, using pseudo-random sequence for encoding and decoding.
基于相干光的相位编码OCD MA技术依靠光信号的相位变化,利用伪随机序列来编解码。
On the assumption of wavefront prolongation, a new optical phase retrieval algorithm by conventional lateral shear interferometer with wavelet transform is introduced.
在常规横向剪切干涉仪的基础上,利用波前周期延拓的假设,基于小波变换的方法实现了波前重构。
The intrinsic birefringence and induced additional birefringence of SOA make optical phase shift sensitive to polarization state and give rise to unwanted effects in SOA.
SOA的固有双折射和附加双折射使得它对光波引进的相位变化具有偏振相关性,给SOA 一些应用带来不利影响。
The relations between the detector output signal of the differential detection of optical phase shifting and the optical phase shifting have been derived theoretically in the paper.
本文从理论上推导出差分探测光学相移时探测器输出信号与光学相移的关系式。
A method for measuring the phase characteristics of ultrahigh frequency modulating light by optical phase shift is proposed. It has the properties of high precision and strong practicability.
提出采用光学移相办法测量超高频调制光相位特性的一种方法。它具有精度高、实用性强等特点。
The hybrid integrated optical accelerometer is a kind of practical accelerometer, which adopts optical phase modulation and alternating current phase tracking and homodyne compensation scheme (PTAC).
混合集成光学加速度计是一种实用型的实时加速度传感器,在信号处理过程中采用了光相位调制和交流相位跟踪零差补偿技术(PTAC)。
The principle and experimental results of phase modulation optical heterodyne detection technique for measuring reflection of optical cavity are described.
本文叙述了用位相调制光外差技术探测光学谐振腔反射特性的原理及实验结果。
The difficulty of phase unwrapping cannot be avoided in optical measurement based on fringe analysis.
位相展开问题是所有基于条纹分析的光学测量技术都难以避免的问题。
The efficient cavity length of vertical cavity semiconductor optical amplifier (VCSOA) is calculated with the theory of phase penetrating.
同时,利用相位渗透理论,数值计算了垂直腔半导体光放大器(VCSOA)中的有效腔长。
The fundamental concepts of phase conjugate optics are described. Various nonlinear optical techniques which generate phase conjugate wave are summarized and the relations between them are discussed.
本文介绍了相位共轭光学的基本概念,综述了产生相位共轭波的各种非线性光学技术,并讨论了它们之间的关系。
We put forward a new method to realize optical label switches using the phase shifted effective in Bragg phase shifted grating and device a experiment to achieve optical label switching.
提出了用布拉格相移光纤光栅中相移来实现低功率的光标交换的新方法。设计了一个基于该方法的光标记交换实验。
They could be potentially served as storage medium for optical information, stationary phase for gas chromatography and the materials modifying interface of the composites.
可望用作光学信息储存材料、气相色谱固定相材料以及复合材料的界面改性材料等。
The geometric law of energy conservation is utilized in designing diffraction optical component and evaluating the phase function of diffraction optical component with Gauss beams input.
为了获取长距离超细激光束,采用几何能量守恒法设计出一种衍射光学元件,推导出高斯光入射时衍射光学元件位相函数。
The phase conjugation of picosecond optical pulses is observed and recorded directly by using a streak camera. The signals are achieved by holographic phase conjugate technique.
利用条纹照相机直接观察和记录了由全息相位共轭技术产生的相位共轭的皮秒光脉冲。
When used in digital optical profiler, the phase unwrapping algorithm must be more general and robust, and has high efficiency.
在多种算法中,用于数字光学轮廓仪的相位去包裹算法必须具有较高的普遍适用性,而且必须兼顾健壮性与效率。
The harmonic amplitude equation and the generation efficiency of nonlinear optical frequency conversion(NOFC)in quasi-phase-matching (QPM) were discussed.
讨论了准相位匹配(QPM)技术中的非线性光频转换谐波振幅方程和谐波转换效率。
The harmonic amplitude equation and the generation efficiency of nonlinear optical frequency conversion(NOFC)in quasi-phase-matching (QPM) were discussed.
讨论了准相位匹配(QPM)技术中的非线性光频转换谐波振幅方程和谐波转换效率。
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