Design for the pixellated grating in 2D expending of the Dammann grating;
对达曼光栅进行二维扩展的矩形孔径光栅设计
The principle and implementation of the beam transformation technology of pixellated Dammann grating is described with examples of the linear,even,annulus and uneven array.
针对大功率激光加工对光束空间强度分布的实际要求,提出了一种用二元光学元件对光束进行变换的方法,即利用均匀采样的矩形孔径Dammann光栅对激光高斯光束进行光束变换,可满足任意点阵分布的输出要求。
The digraph diagram of optimization design for a BOE(rectangular aperture multi-level phase-modulated grating) using ant colony optimization algorithm was structured.
为了提高二元光学优化的速度,进一步提高衍射效率,提出一种采用蚁群算法直接设计二元衍射光学元件(BOE)的方法,构造出了用蚁群算法对具体的二元光学元件——矩形孔径多阶相位调制型光栅优化设计的有向图,用Matlab对其结果进行仿真,缩短了运行时间,并使元件的衍射效率得到进一步提高。
A Dynamic Non-Interference Algorithm for Rectangles;
一种矩形的动态不干涉算法
Fraunhofer-Diffraction on a class of figuresconstructed ellipse and rectangle;
一类椭圆与矩形围成图形的夫琅禾费衍射
Through comparing and analyzing several selective projects: rectangle (square), special hexagon and circle, a conclusion is made that in the wireless blind-chess guidin.
文中论述了该系统中的盲棋子空域的划分,通过对几种可选方案:矩形(正方形)、正六边形、圆形的分析和比较,得出了在无线电盲棋导航系统中以正方形作为子空域最优。
Semi analytical calculation method of thermal distribution in multilayer rectangular model system;
多层矩形模型半解析热分析的计算方法
Method of Calculation for Rectangular Curved Beam Bridge;
矩形截面梁式弯桥的计算方法
Comparative analysis on rectangular non-uniform sampling algorithm and log-polar transformation algorithm of image;
矩形非均匀采样算法和对数级坐标变换算法的比较分析