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- An interpolation algorithm for Non Uniform Rational B-Spline (NURBS) curve to control redundancy error was proposed. 摘要提出了一种能有效控制冗余误差的非均匀有理B样条曲线插补算法。
- A method is proposed to approximate arbitrary curves by spline functions with parameter of non uniform path distance. 提出用非均匀自然路径距离参数的三次样条函数近似表示任意曲线。
- A new one-dimensional periodic defected ground structure(DGS) for microstrip line is presented in this paper. 设计了一种新型一维周期缺陷接地结构(Defected G round Structure,DGS)微带线。
- The mapping is the same in all the vases so that each vase model can go with 10 different textures and with different stretching (non uniform scale). 但是所有瓶子的制作过程是一样的,每个瓶子模型配合10种不同的纹理,然后进行不等比缩放。
- In order to reduce the thickness of the product, edge feed microstrip line instead of couple feed is used. 采用边缘微带线馈电方式,降低了天线纵向结构尺寸;
- The microstrip line is on the upper layer, and the SIW is on the bottom layer with the vertical metal walls realized by closely spaced vias. 微带线可以制作在基版的上层,下层则利用金属连通柱列可以等效成波导中的垂直金属壁,来形成基版合成波导。
- With the features of easy package and not increasing the size of microstrip, the PBG units is directly etched on a microstrip line. 该结构直接在微带信号线上刻蚀周期性结构,解决了该结构的封装问题,且不增加微带结构的尺寸。
- Cross Talk between parallel Microstrip lines due to Electric Field Coupling for non aero source resistance in culprit circuit is compared with the weak coupling and zero source resistance assumption in the culprit circuit. 扰源之电源电阻不为零与弱耦合及扰源电源电阻为零之假设情况下平行微带线间电场耦合造成串音之比较。
- The cross correlation analysis techniques on time domain to analysis the stimulated light curves of uniform and non uniform corona model and compares the stimulated results with the temporal property of Cygnus X 1 are employed. 利用时间域上的交叉相关分析技术对模型的模拟光变曲线进行时间分析 ;并与 Cyg X-1的观测分析结果进行比较 .
- The model uses the effective impedance of the microstrip line as the value of matched resistive load and assign it into the RL mesh region in a proper proportion. 该模型将微带线的有效阻抗作为匹配负载电阻,然后按适当的比例分布到端接面的网格中。
- In the algorithm,non uniform meshes and three kinds of ABCs are adopted to reduce the order of the final sparse matrix equation,and compressed storage and fast iterative solver are applied to solve the sparse matrix equation. 在结构离散化过程中采用了非均匀网格剖分并且在网格截断边界上联合采用了三种吸收边界条件 ;以最大限度地压缩形成的稀疏矩阵的阶数 .;对稀疏矩阵方程采用压缩存储技术和快速迭代解法;以有效地减少所需内存和计算时间
- The more sophisticated nonlinear model of flight dynamics,which include non uniform inflow model,nonlinear aerodynamics of fuselage,rotor flap motion and forces coupling with the motion of helicopter body,is considered in inverse simulation. 逆仿真中采用了较为复杂的非线性飞行动力学模型 ;包括非均匀入流、机身非线性气动力以及包含机身运动耦合的旋翼挥舞运动与作用力模型 .
- The plastic process analyses on uniform and non uniform cylindrical upsetting were made in detail on the basis of the principle of generalized variational inequality with friction. 基于摩擦约束广义变分不等式原理,对圆柱体均匀镦粗和圆柱体非均匀镦粗等金属成形工艺问题进行详细的塑性加工工步分析。
- A segment of Microstrip Line? 是一段微带线?
- This thesis proposes two kinds of vertical transitions between microstrip line and substrate integrated waveguide (SIW), and a slot array antenna feeding by our transition structure. 摘要:本篇论文提出两种微带线至基版合成波导的垂直转接以及利用转接结构作为一开槽阵列天线的馈入。
- Based on the characteristics of EBG and DGS, several new type practicable compact stopband and passband filters are proposed and FDTD analysis of one Parallel EBG microstrip line is studied in this dissertation. 本文的主要工作是根据电磁带隙结构和缺陷地结构的特点,提出了几种实用的新型小型化带阻和带通滤波器,并用FDTD法对一种平行结构的EBG微带线做了分析和研究。 本文主要包括以下内容:
- The first transition design is realized by a shorted via between the end of the microstrip line and the bottom layer of SIW.A current is induced on the via and energy is coupled to SIW. 第一种转接结构是利用一短路的连通柱连接微带线的末端以及基版合成波导的底部,利用在这个连通柱上产生的电流耦合至基版合成波导达成转接。
- NURBS Non Uniform Relational B Splines 非统一相关B样条
- In analog and digital circuits, crosstalk between coupled microstrip lines can degrade the performance of equipment. 在模拟和数字电路中,耦合微带线间的串扰会降低设备的性能。
- In this thesis, several kinds of wide-bandwidth and high-gain circularly polarized patch array antenna with sequentially rotated feeding technique fed by the microstrip line are presented. 在这篇论文中,几种利用了循序旋转馈入技术的圆极化微带阵列天线被提出,这几种天线都有宽频和高增益的优点。