查询词典 antenna array

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。

A physical - optics method for computing the far field of a parabolic cylinder fed by a linear rectangular patch antenna phased - array is presented.

用物理光学法对一副微带相控线阵馈电的抛物柱天线的远场方向图进行了仿真计算。

We have studied the characteristics of photoconductive antenna array.

本论文主要在探讨光导天线阵列元件的特性。

Hallen type equations combined with almost entire domain polynomial representation of current distribution function are selected to attack the simulation, analysis and comparison of electromagnetic performance of the antenna array under different design parameters.

就高频地波雷达海洋环境监测的一种新颖宽窄波束、软硬件技术相结合的收发共用相控天线阵的设计，选用将Hallen方程与电流分布函数的殆全域多项式展开相结合的矩量法，分析比较了相控天线阵在不同设计参数下的电磁性能，重点分析了互耦的影响以及实施"收发共用"对阻抗匹配的苛刻要求和现有设计在该问题上的技术缺陷，得到了关于该天线阵工程设计的若干结论。

An antenna array that is truly smart would be able to aim a radio beam directly at a mobile user instead of choosing a beam that comes relatively close.

一个真正聪明的阵列天线，必须能够直接把波束瞄准行动用户，而不是选用与用户较为接近的波束。

The angle of arrival of a radio wave with respect to the axis of an antenna array .

到达的无线电波同天线排列的轴线之间的夹角。

To meet the challenge of future mobile communication and integrated communication and radiolocation systems, a new quaternary 8 phases space-time modulation technique with 36-element circular array antenna is proposed.

针对通信定位综合一体化的趋势和未来移动通信发展的需要，本文提出了一种新颖的四进制八相时空调制技术，设计了一种利用36元均匀间隔圆阵天线发射的通信定位综合化系统。

For the shape and size of the measure antenna array affect on measure precision and the resolving power.

形状与尺寸选择的合理与否，将直接影响测向的精度与测向分辨率。

An algorithm base on Pro-ESPRIT and MR-ESPRIT of simultaneous estimation of frequency and 2D AOA with spatial-temporal sub-Nyquist sampling is proposed. The frequency estimation algorithm is suit for arbitrary geometry of antenna array.

提出了基于时空欠采样条件、Pro-ESPRIT方法和多分辨意义下的宽频段入射信号频率和二维到达角估计方法，并指出，其中的频率估计算法适用于任意几何结构阵列。

We put great emphasis on the investigation of low complexity suboptimum multi-user detection and the space-time processing based on antenna array.

本论文针对多径频率选择性衰落信道下CDMA信号检测中的多址干扰抑制问题，研究次最优的多用户检测和使用阵列天线的空时处理技术。

Don not attempt to do something which you can not to do.

不要企图做那些办不到的事情。

The expression of CTGF and TNF-αweredetected by immunochemistry and the number of Clara Cells was calculated.

光镜下观察肺组织的病理变化，采用免疫组化染色观察肺组织中结缔组织生长因子和肿瘤坏死因子-α的表达和Clara细胞的数量。