指向性图案(directivity pattern) 换能器的灵敏度是入射或辐射声波的传播方向的函数,在规定的平面和规定的频率用图形曲线来描述称为指向性图案。
基于26个网页-相关网页
... 方向增益 directivity gain 定向型样 directivity pattern 直接可寻址储存公用区域 directly addressable storage common area ...
基于1个网页-相关网页
vertical directivity pattern 垂直方向性图
horizontal directivity pattern 水平方向性图
directivity pattern diagram 方向特性曲线
directivity pattern testing 指向性测试
antenna directivity pattern 天线方向性图
The computational results of antenna’s directivity pattern and S11 parameters are compared and in good agreement with the experimental results. The results show that the methods of modeling and calculating are correct and valid.
给出了计算所得到的波导缝隙天线阵单元的回波损耗参数(S11)和方向图,通过与实验结果相比较,两者吻合得较好,从而证明了该分析模型和计算方法的正确性与有效性。
参考来源 - 脊形波导缝隙天线的共形FDTD分析·2,447,543篇论文数据,部分数据来源于NoteExpress
This paper proposes a general model of sound scattering and directivity pattern for a vector sensor located on a complicated reflecting boundary.
利用边界元方法,在不规则障板边界条件下,对矢量传感器的散射声场进行了计算,得出了传感器的指向性图。
This paper analyses the pattern function of DBF in subarray. The designing method for directivity pattern is given and the condition of producing the grating lobe is discussed.
详细分析了由子阵构成的DBF的方向性函数特性,给出了方向图的设计方法,并讨论了其栅瓣产生的条件。
The rupture directivity effect is due to rupture propagation and radiation pattern effects.
破裂方向效应是由破裂传播和辐射图效应引起的。
应用推荐