1) polarimetric matched vector
极化匹配矢量
1.
The new method we present employs the Pauli basis and makes the required polarimetric matched vector\'s elements own the same physical mechanisms and the similar scattering characteristic power intensities as the Pauli basis.
本文方法基于Pauli极化基,使极化匹配矢量元素对应于Pauli基元素所代表的地物散射机理,其元素模值大小反应了散射特性的强弱。
2) vector fitting
矢量匹配
1.
Application of vector fitting to transient simulation of frequency dependent transmission line;
矢量匹配法在频变传输线暂态模拟中的应用
2.
The conclusion is made that low-order vector fitting is the best order reducing method through contrast three methods at last.
首先讨论以往文献中采用的Pade逼近和Arnoldi的降阶方法及其在互感器宽频传递函数建模中的不适用性,进而提出基于矢量匹配直接降阶法。
3.
The vector fitting a.
本文基于NEC 和FEKO 两个电磁场数值计算软件分别对GIS 整体结构建立了细线模型和面模型,计算了GIS 内金属外壳由隔离开关操作产生的暂态辐射场,并应用矢量匹配结合递归卷积的方法代替FFT 和IFFT,从而避免了FFT 的常规问题。
3) vector fitting
矢量匹配法
1.
The Research of Vector Fitting Algorithm in the EMC Analysis of the Transmission Line;
传输线EMC分析中矢量匹配法的研究
2.
Secondly,the voltage transfer-functions are fitted with rational functions by vector fitting and then order-reduced by Routh approximation.
该方法首先由网络分析仪测量获得的变压器绕组散射参数推导出电压传输函数的表达式;然后通过矢量匹配法将电压传输函数进行有理式拟合,并采用Routh逼近对其进行阶数缩减;在此基础上应用网络综合理论进行了电路实现,得到了变压器绕组的集中参数电路模型。
3.
Secondly,the voltage transfer functions are fitted with rational functions by vector fitting codes and then the rational transfer functions are order-reduced by multipoint Pade approximation.
为开展VFTO对变压器影响的研究,先由变压器绕组的S参数计算所需的电压传输函数,然后通过矢量匹配法对电压传输函数进行有理函数逼近,再应用多点Pade逼近降阶,在此基础上实现电路形成了变压器绕组的通用宽频EMTP电路模型。
4) vector fitting method
矢量匹配法
1.
Embedding the above simulation results into circuit simulator,the vector fitting method(VFM) is adopted combining rational function approximation to construct the interconnect macromodel.
该方法在全波电磁场(FDTD)仿真的基础上计算了互连结构的端口散射参数(S参数),在将全波仿真结果嵌入电路仿真环境时,以矢量匹配法(VFM)结合有理函数逼近构造网络函数的宏模型,进而导出模型的等效电路。
2.
The voltage transfer function of 2-port could be calculated by scattering parameter, and it was approximated by the vector fitting method.
用Agilent4395A网络/频谱/阻抗分析仪分别测量了电压互感器、二次电缆、分压器的散射参数,得到了它们的端口宽频电压传递函数,并用矢量匹配法对其进行有理函数逼近。
3.
Secondly,voltage transfer functions are fitted with rational functions by Vector Fitting method.
为了得到高频变压器绕组的降阶模型,本文首先根据短路导纳参数计算绕组各匝的电压传输函数,然后利用矢量匹配法对得到的电压传输函数进行有理逼近,最后分别采用常规Pade、Routh和最优Pade降阶算法对有理函数形式的电压传输函数进行阶数缩减,得到变压器绕组的降阶模型。
5) polarization matching
极化匹配
1.
The calculation and analysis indicate that the influence of polarization channel amplitude unbalance error on target polarization matchingis most important, and across polarization interference is also important.
讨论了多极化SAR系统的极化误差及其对多极化SAR图像极化匹配目标分类性能的影响,并给出了计算结果。
2.
Under tested analysis for the different polarization conditions of source antenna,It shows that antenna polarization matching should be carefully considered.
讨论了通信、雷达领域使用的斜极化天线阵三维矢量辐射场 ,在源天线不同极化状态下对该天线阵的测试分析表明 ,天线的极化匹配值得重
6) polarization vector
极化矢量
1.
On the Solution of Spin 1/2 Particle Polarization Vector in Schrodinger Representation and Heisenberg Representation in Magnetic Field;
磁场自旋1/2粒子极化矢量在两种表象中的求解
2.
We investigate the properties of polarization vectors for gauge bosons,including their forms with arbitrary polarization direction in laboratory frame,their different sum rules,and the projection operators they constitute.
对规范粒子的极化矢量做了较为系统的论述。
3.
The statistical average value of electronic polarization vector, magnetic moment, energy and paramagnetic susceptibility, which are proceeded under constant magnetic field, is discussed.
研究均匀磁场中电子的极化矢量、磁矩、能量和顺磁磁化率的统计平均值,以及在低温、强磁场极限和高温、弱磁场极限下的统计行为。
补充资料：伯格斯矢量
分子式：
CAS号：
性质：是位错尺寸的量度。当位错在晶体内滑动时，原子沿着某一特定的方向相对于其邻近原子切变了某一特定的距离，表示这种原子位移的矢量定义为位错的伯格斯矢量。对螺型位错，位错线平行于伯格斯矢量；对刃型位错，位错线垂直于伯格斯矢量；对于混合型位错，位错线斜交于伯格斯矢量。
CAS号：
性质：是位错尺寸的量度。当位错在晶体内滑动时，原子沿着某一特定的方向相对于其邻近原子切变了某一特定的距离，表示这种原子位移的矢量定义为位错的伯格斯矢量。对螺型位错，位错线平行于伯格斯矢量；对刃型位错，位错线垂直于伯格斯矢量；对于混合型位错，位错线斜交于伯格斯矢量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条