Integral singularity reduction by the localy continuous basis functions used in moment method with electric fidld integral equation
Hua Yihe①; Xu Jinping②
①College of Information Science and Technology, NUAA,Nanjing 210016, China;②State Key Laboratory of Millimeter Waves, Southeast University, Nanjing 210096, China
Abstract:A new symmetrical formulation without O(1/R2) singularity is presented to cal-culate the impedance matrix elements as long as the rooftop basis functions have the character of local continuity. With this new formulation, one needs only take care about the O(1/R) singularity that is very easy to resolve. Several different types of rooftop basis functions are analyzed and compared, on which our formulation is applied. Numerical results are presented which have proved the validity, the efnciency and the universality of the new formulation.
华夷和; 徐金平. 电场积分方程矩量法中具有局部连续性的基函数积分奇异性降阶处理[J]. 电子与信息学报, 2003, 25(10): 1436-1440 .
Hua Yihe①; Xu Jinping②. Integral singularity reduction by the localy continuous basis functions used in moment method with electric fidld integral equation. , 2003, 25(10): 1436-1440 .