radiation pattern
英 [ˌreɪdiˈeɪʃn ˈpætn]
美 [ˌreɪdiˈeɪʃn ˈpætərn]
网络 辐射场型; 辐射模式; 辐射方向图; 方向图; 场型
英英释义
noun
- graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle
双语例句
- The frequency response of radiation pattern of a linear dipole antenna by Hertz dipoles field summation approximation.
计算偶极天线之辐射场型随频率之变化。 - 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。 - This paper discusses the satellite planar array multi-beam antenna and presents its model and array radiation pattern.
本文以星载平面阵列多波束天线为研究对象，建立了平面阵的数学模型，并给出天线的阵列方向图。 - 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。 - A new kind of RFID antenna which has properties as fractal antenna is proposed. Moment method is used in the analysis of this new kind antenna. The parameters, such as input impedance, return loss, radiation pattern are analyzed.
提出了一种新的带有分形性质的RFID天线，利用矩量法对该天线进行了计算，并分析了输入阻抗、回波损耗、辐射方向图等特性参数； - They can be used in wireless communication systems to increase the system performance by choosing the proper radiation pattern.
它们应用在无线通信系统中，通过选择适当的方向图可以提高系统性能。 - This paper investigates the effect of reflector surface distortion on the antenna radiation pattern, and gives some reasonable criteria for reflector antenna structure design.
本文基于机电一体化的设计思想，研究了反射面变形对无线辐射特性的影响，给出了设计反射面无线结构的一些合理准则。 - Space Mapping Algorithm was extended to optimize conformal antenna array, and was used to optimize the radiation pattern for the first time.
将空间映射算法推广到共形天线阵的优化设计之中，并首次使用该方法对天线的方向图特性进行优化。 - The electrical characteristics ( radiation pattern, gain, input impedance, voltage standing wave ratio, etc.) and the variable phase centers of the log-periodic dipole antenna in the free space are analyzed and calculated in detail, taking into account all mutual coupling effect.
采用该方法对自由空间对数周期偶极天线的方向图、增益、输入阻抗和电压驻波比以及等效相位中心等特性进行了详细的分析计算，且计算时考虑了阵中所有偶极子之间的全部互耦。 - Through sustained efforts, we have initially set up to Beijing and Shanghai as the business center, relying on the Internet platform, radiation pattern of China's developed areas of the business.
通过持续的努力，我们已经初步建立起以北京和上海为业务中心，依托互联网平台，辐射中国发达地区的业务格局。