To obtain low sidelobe level, tolerance analysis is applied to the antenna array composed by DAUs and the relationship between DAU features and surface planeness error are studied.
为了确保天线低副瓣指标,需要对由DAU拼装形成的天线阵面进行平面度误差分析,并寻求基本拼装单元DAU结构要素与阵面平面度误差之间的联系。
It analyzed main factors of arising spectrum analysis error which including specimen decarburization layer depth, surface roughness, describing, etc.
分析了引起光谱分析误差的主要因素,如试样脱碳层深度、表面粗糙度、描迹等。
In this paper, based on the analysis of the characteristics of error surface and motion vector field, we propose a fast search strategy for motion estimation is proposed.
本文在分析低码率压缩码流运动矢量场以及误差曲面性质的基础上,提出一种基于时空预测的快速运动估值方法。
应用推荐