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- far field radiation pattern 远场幅射图
- 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。
- Furthermore, the radiation patterns in far field of an ultra-shortwave antenna mounted on a ship model with the comparative size as real ones are calculated. 在此基础上;计算了一个尺度与真实尺寸相当的舰船模型上超短波天线的远场辐射特性.
- Prediction of Far Field Radiation Noise of Transformer Core 变压器铁心远场辐射噪声预估方法
- Simulation Research on Far Field Radiation of Bounded-wave Simulator 有界波模拟器远场辐射特性仿真研究
- The frequency response of radiation pattern of a linear dipole antenna by Hertz dipoles field summation approximation. 分析赫芝偶极电磁场合成法计算偶极天线之辐射场型随频率之变化。
- The far field shows the radiation of a single small electric dipole for groups of straight currents in a small region. 小型直线电流群在远场呈现单一电偶极之辐射。直线电流之沿线方向无辐射。
- Planar Radiation Pattern Comparison only for Consistent Source Current Direction, Field Polarization, and Field Plane. 作平面场型比较之电流源方向、电磁场极向、及场平面均必须一致。
- 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。
- It incorporates the spherical nature of the radar's radiation pattern and so the image would not distort even at near field. 这种方法考虑到了波前的球面特性,所以即使在近场条件下,也不会像传统方法那样由于采用了平面波近似而使图象畸变。
- The far field eddy current testing system for trial was developed. 建立了试验远场涡流检测系统。
- 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。
- 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。
- Cosecant Beam Generation Program for computing Phase distribution function and Radiation pattern. (译)：余割波束生成程序的计算相分布函数和辐射模式。
- Rotating Radiation pattern from a Linear Array complete source code, has been tested. (译)：旋转辐射模式从线性阵列完整的源代码，已经过测试。
- The work includes several types of antenna measurements like efficiency, radiation pattern, VSWR and SAR. 负责一些天线指标的测试。例如，天线效率，辐射，VSWR，SAR等。
- 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。
- A calculation method and calculation results that show that a new kind of shaped paraboloid antennas can produce a ringy radiation pattern is presented. 摘要通过数值计算发现：将抛物线绕通过焦点的非抛物线对称轴旋转而形成的赋形抛物面天线可产生环状的方向图主瓣（此主瓣指的是主瓣最大值处）。
- The near and far field properties of line current of arbitrary shape is demonstrated in this example. 本例以赫芝电偶极电磁场合成之近似结果，验证偶极天线远场及近场之特性。
