It results from the change of the vortex beam phase.
这是由于涡旋光束的相位是变化的这一特性引起。
The work fell under the HEL TD Phase I contract, awarded last year to design a beam control system for a truck-mounted laser weapon system.
该工作根据HELTD阶段1合同进行，该合同签发于2007年，目的是为卡车装载激光武器系统设计光束控制系统。
The necessary shifts in signal phase are controlled via a dedicated beam steering controller or the architecture's central processor.
信号相位的必要相移通过专用波束调节控制器或集中安排的处理器进行控制。
In the paper, it is attempted to choose suitable slices of phase for beam shaping by use of binary optics, for example, the uniformization of Gaussian beam is calculated numerically.
偿试利用二元光学的方法选择合适数的相位片对光束进行整形，并就高斯光束均匀化为例进行了数值计算。
The low-voltage driving circuit is adopted to drive a piezoelectric ceramic phase shifter to shift the phase of the reference beam, so as to make the instrument lighter, smaller and cheaper.
采用低压驱动电路驱动压电陶瓷相移器对参考光束进行相移，从而使仪器质量减轻、体积缩小、成本降低。
The optimum phase control code for beam pointing increases accuracy of beam pointing obviously.
利用这种控制码，波束指向精度提高了一个数量级。
Phase contrast imaging which is based on the wave character of neutron beam, is an advanced technique in neutron imaging field.
相衬成像是中子成像领域内的前沿技术，它的成像机理基于中子束的波动性。
This phenomenon can be explained by the diffraction effect of the Gaussian beam from the laser induced phase hole in the nonlinear medium caused by Kerr effect and thermo optic effect.
理论分析表明，该现象可以用光克尔效应和热光非线性效应共同作用下的附加相位孔对入射光束的衍射行为来解释。
Phase conjugate resonators offer the potential to increase laser output and improve beam quality by virtue of their ability to correct for severe intracavity aberrations.
相位共轭光腔能消除腔内的波前畸变和介质扰动，从而能提高输出激光束的性能和质量。
According to the requirement of beam smoothing in laser systems, the continuous phase plate with Gaussian distribution is designed.
针对激光系统对光束匀滑的需求，设计了高斯型连续相位板，并对其远场特性进行了研究。
This paper analyzes the effect of amplitude phase errors on sidelobe level and beam direction in digital beam forming system.
针对旁瓣电平、波束指向等指标分析了幅相误差对数字波束形成系统的影响。
The effect of field strength, initial phase, bunch shape and charge on electron beam transverse emittance is also explored by numeric simulation method.
利用数值模拟方法研究了加速场强、注入相位、束团大小、形状、电荷等因素对束流横向发射度产生的影响。
This provides the database for designing appropriate phase plate, and also gives a phase measurement method for beam diagnose system.
为设计合理的相位板提供了依据。同时也为光束诊断系统提供了一种测量相位的方法。
It is shown that the positions of phase saddles and vortices depend on the off-axis parameter, beam width, phase and relative amplitude of beams.
研究表明干涉场中的相位鞍点以及涡旋点的位置与光束的离轴参数、束腰宽度、相位以及相对振幅有关。
In this paper, a new method, which USES only one phase aperture to obtain uniform distribution from Gaussian beam, is proposed, the calculation results are given.
本文提出只用一个简单的相位光阑实现高斯光束强度均匀化的新方法，给出了计算结果。
A novel received beam forming method based on stretch processing and phase compensation in the presence of wideband signal and large scanning Angle is presented, and the realization chart is given.
提出了一种采用拉伸处理和相位补偿技术的宽带宽角接收波束形成新方法，给出了实现示意框图。
This article shows how to choose the double frequency crystal in the properties of basic wave beam provided and how to choose the suitable ways of phase match.
本文提供在已知基波光束性能的情况下、如何选择合适的倍频晶体，以及相应的相位匹配方式。
A new method is proposed to detect the edge through modulating scanning laser beam and picking up the phase reversal of the detection signal as the edge signal.
讨论了一种新的边缘检测方法，即对扫描激光束进行调制，并利用调制信号的相位突变提取边缘信号。
The result shows that all optical control of transmissivity and phase shift of a fundamental beam is possible, based on resonance enhancement, through changing input intensity.
结果表明，通过改变入射光强，可以全光学控制基频光束的透射率和它的相移。
Combined with a burst Angle algorithm, this paper USES a beam control technology of the one-dimension phase array fuze to change the fuze beam adaptively and achieve the optimal initiating control.
利用一维相控阵引信的波束控制技术，自适应地改变波束倾角并结合起爆角算法实现最佳起爆控制。
Keep markers' hoovered up 'like this to one side so they can be used to fire a cutting beam from the prow in the shooting phase.
保持标尺移出，它们可以被用于在射击阶段从舰首发射切割光束。
The Goos-Hnchen shift of the transmitted light beam in a two-prism configuration is investigated by stationary-phase approach when the incidence angle is less than the critical angle.
利用稳态相位法研究了当入射角小于全反射临界角时双棱镜结构中透射光束的古斯汉欣位移。
This paper introduces the necessity of double beam splitting system applicating in polarization interference phase subdivision and the optimized principle of this beam splitting system.
本文介绍偏振干涉相位细分中应用双光束分光系统的必要性，分光系统的优选原理及结构。
Finally, the formula of reflectivity of phase conjugation beam is modified.
最后，对理论上的相位共轭反射率公式进行了修正。
And the techniques of double-slit filter and "cross-filter" can be used to extract the near field wavefront of the laser beam with phase modulation and amplitude fluctuation.
而且，利用双狭缝滤波和“交叉滤波”技术能够提取出具有位相调制或者是具有振幅起伏的近场波面。
The tolerance of the BOE to the phase distortion with Gauss distribution of the input laser beam and the manufacturing error are analyzed.
基于高斯分布随机信号模型，分析了二元光学器件对输入波面位相畸变的宽容度。
When a light pulse is made to follow a closed loop path in real space, the phase of the returning beam might be slightly off from the phase of light starting off at that point.
当一个光脉冲在一个真实的空间里沿着一个封闭的圆环运动，当它回到出发点时，其相位与刚出发时的相位可能会有些微的不同。
A method for extracting the beta-function and phase of the beam position monitors and the corrector magnets from the measured response matrix based on storage ring theoretical model is presented.
根据电子储存环理论模型，采用迭代方法从实测响应矩阵计算束流横向振荡的振幅函数和相位。
The paper provides the reference for system design and further studying on imaging algorithm of displaced phase centers multiple azimuth beam SAR.
本文为系统设计和进一步研究天线相位中心偏移方位多波束系统的成像处理方法提供了参考。
The paper provides the reference for system design and further studying on imaging algorithm of displaced phase centers multiple azimuth beam SAR.
本文为系统设计和进一步研究天线相位中心偏移方位多波束系统的成像处理方法提供了参考。
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