背腔 meaning in English
carinal cavity
Examples
- Scattering analysis of cavity - backed microstrip patch antenna based on finite - element method
基于有限元法的背腔微带贴片天线的散射研究 - Analysis of near - field distribution and cross - polarization radiation pattern cavity - backed microstrip patch antenna on a uniaxial substrate
单轴各向异性背腔式微带贴片天线的表面缝隙场分布及交叉极化方向图分析 - The radiation problems of microstrip antennas residing in a cavity are analyzed by the edge - based fem with perfectly matched layer ( pml ) absorbing boundary condition ( abc )
将edge七asedfem与完全匹配层吸收边界条件相结合，分析了背腔式微带天线和背腔式分形微带天线的电磁辐射特性。 - A hybrid technique of fem with boundary integral ( bi ) technique is employed firstly for the evaluation of electromagnetic scattering by microstrip fractal patch antennas residing in a cavity . the calculated results show that the electromagnetic scattering of the microstrip fractal patch antennas residing in a cavity depends largely on the driven element rather than on the parasitic fractal elements
将edge一basedfem与边界积分方程相结合，分析了背腔式分形微带贴片天线的电磁散射特性，得出了分形微带天线的电磁散射特性主要由分形微带天线的激励单元而不是由寄生单元决定的结论。 - This technique combines the edge - based finite - element method with physical optics ( po ) and physical theory of diffraction ( ptd ) . the hybrid technique is applied to compute the scattering fields from the electrically large bodies with cracks and cavities on their surfaces . it is also used to analyze the scattering characteristics of microstrip antennas residing in a cavity mounted on metal objects with finite sizes
本文采用edge - basedfem为基本方法，结合物理光学法( po ) 、物理绕射理论( ptd ) 、边界积分方程( bi ) 、区域分解技术( ddm )和完全匹配层( pml )吸收边界条件等求解方法构成的混合方法，对电磁散射和辐射问题进行了研究，主要包括以下内容：提出了一种edge - basedfem与物理光学方法和物理绕射理论相结合的混合方法? fem po - ptd方法，并将该混合方法应用于带有腔体或槽缝的电大尺寸导体目标的电磁散射特性分析和位于有限导体目标上的背腔式微带贴片天线的电磁散射特性分析。