查询词典 antenna array

In this paper,a blind subspace method is used for multiuser detection in antenna array CDMA system.

本文将两种技术结合在一起，提出了将子空间方法应用于天线阵多用户检测技术。

This paper proposes a new flexible method of the beam shaping based on superposition principle and the scanning principle of phased array antenna.

摘要该文从叠加原理和相控阵天线的扫描原理出发，提出了一种灵活方便的波束生成方法。

By using the proposed method,a waveguide slot antenna array can be designed easily and econ...

该方法非常适合于波导天线阵的设计，有效地提高了天线阵的设计效率。

In view of how to strengthen the receiving-signal intensity of field of TV relay stations and increase the ability to resist jamming so as to garrantee the TV relay ing quality , this article combining with the actual conditions introduces the way of making ,setting up and site-choosing of 8 -unit biserial antenna array.

本文从如何提高电视转播台接收信号场强、增强抗干扰能力、保证电视转播质量这个角度出发，结合实际介绍了8单元双列天线阵的制作、架设与选址方法。

The sectored array antenna is applied to the base station of TD SCDMA.

该天线阵列用于TD SCDMA基站系统中。

In order to get high gain, narrow main lobe and low sub-lobe antenna pattern, we synthetize the array pattern with Chebyshev method and Unconstrained method seperately.

本文分别采用切比雪夫综合方法和闭式综合法，对直线阵和圆环阵进厅综合，以求得到增益相对高、主瓣窄，副瓣电平低的阵列方向图。

The feasibility of the two proposed methods is verified by computer simulation.4、A single receiving station passive radar system framework based on Software Defined Radio is proposed. Receiving directly signal, scatted signal use an array antenna simultaneously in the radar system. Therefore, the hardware structure of the system is simplified, Maneuvering and Flexible design are improved.

通过计算机仿真验证提出方法的有效性。4、提出了一种基于软件无线电架构的单接收站无源雷达系统，该系统采用一副天线阵列同时接收直达信号和目标散射信号，简化了系统硬件构成，增加系统机动灵活性能。

In recent years, dual-frequency microstrip antenna and array have taken more and more attention.

中文摘要近年来，双频天线单元和阵列的应用越来越受到关注。

In the practical environment, the shape and the size of the measure antenna array is much critical.

在实际环境中，对测向天线阵的形状与尺寸有较高的要求。

Based on these theories, 2X2 patch antenna array is designed in the paper.

基于以上的理论分析，本文设计了2X2的微带天线阵。

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。