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- The acoustic wave impedance coefficient is recovered from the incomplete data of the far field pattern. 对于系数反问题进行了研究，利用远场模式的不完全数据反演声波阻尼系数。
- Aim To recover the impedance coefficient from the far field pattern of the scattered wave of the acoustic scattering problem with impedance boundary condition. 目的从阻尼边界条件声波散射问题的散射场的远场模式出发去反演阻尼系数。
- Base on the mathematical conformation between antenna array distribution to its far field and DFT to IDFT, we discuss how to obtain the array distribution by sampling far field pattern in some space angles based on DFT. 利用天线阵列分布及其相应的阵列方向图与离散傅里叶变换对之间在数学上的同构,对不同空间角度上阵列方向图的采样值进行离散傅里叶变换(DFT)来重新确定天线阵列的激励分布。
- Application to the inducted and radiated field patterns from near to far field of line currents of arbitrary shape are demonstrated. 并应用于显示任意线电流源之感应及辐射场强由近场至远场之变化。
- Far Field Pattern and Differential Mode Attenuation of POF 塑料光纤的远场辐射图和微分模式损耗研究
- Array Distribution by Sampling Far Field Pattern Based on DFT 基于DFT通过采样远场方向图来确定阵列分布
- The Far Field Patterns of Transmission Problem 传输问题的远场模式
- RECOVER THE ACOUSTIC WAVE IMPEDANCE COEFFICIENT FROM THE INCOMPLETE DATA OF THE FAR FIELD PATTERN 利用远场模式的不完全数据反演声波阻尼系数
- The reconstruction of scatterer for impedance boundary condition from the far field pattern 利用远场模式的完全与不完全数据反演声波阻尼区域
- Real-time measurement of two dimentional far field pattern for semiconductor lasers 半导体激光器二维远场分布图的实时测量
- far field pattern of laser 激光远场图
- The far field eddy current testing system for trial was developed. 建立了试验远场涡流检测系统。
- scattered far field pattern 远场散射模式
- The pattern and/or image of electric and/or magnetic field of an electric Hertzian dipole in the near and far field. 赫芝电偶极在远近场区中之电场与磁场之场型及影像。
- far field pattern 远场图形
- the far field pattern 远场模
- Verification of differences of characteristics of electromagnetic field image and radiation pattern in the near and far field are demonstrated. 验证电磁场影像及场型特性在近场与远场中之差异。
- The radiation pattern in the near and far field of each frequency component of the spectrum of current pulse on a transmission line. 传输线上脉波电流频谱中各频率成份在远近场区中场型之比较。
- He hates interference with his work. 他厌恶别人妨碍他的工作。
- Shadow judgment is considered.Far field pattern of the airborne monopole is studied. 以机载单极子天线为例,给出了机载天线远场方向图的仿真结果。
