宽带天线

EMC宽带天线的设计分析

Design of Broadband Antenna Used for EMC Applications

Ku波段宽带天线阵列单元设计与研究

Design and Study of Broadband Antenna Array Unit in Ku-band

一种用于铁路路基探测的GPR超宽带天线设计

Design of a GPR UWB Antenna for Railway Substructure Monitoring

超宽带天线是一项新兴的研究领域，它与窄带天线有很多不同之处，最根本的不同在于：超宽带天线例如TEM喇叭天线是辐射纳秒级短脉冲信号，这种脉冲信号有很宽的频谱；

The UWB antenna is a new research field in the world which has many differences from NB ( narrow band ) antenna .

基于Taguchi算法的双层贴片宽带天线优化方法

Optimization method for two-layer patches wideband antenna based on Taguchi 's algorithm

蜂窝电话和无线局域网（WLAN）为双频宽带天线提供了广阔的应用平台。

The quick development of cellular telephone and wireless local area network ( WLAN ) provides broad platform for wideband dual-frequency antenna .

只有几种类型的宽带天线能够用于探地雷达系统中，如电阻加载的蝶形天线、TEM喇叭天线及其变形形式。

There are only a few types of antennas that are widely used in GPR systems , such as resistively loaded bow-ties , TEM horns and their modification .

仿真与实测结果均表明，两种天线都能完全覆盖WLAN规定的工作频段，并具有良好的辐射特性。最后，研究了小型超宽带天线设计技术。

The simulated and experimental results indicate that both antennas can wholly cover the WLAN band with satisfactory radiation characteristics . Lastly , the UWB antenna designs are studied .

主要工作概括如下：1.设计了基于AMC的低剖面定向宽带天线。

The main works and contributions in this dissertation are outlined as follows : 1 . A low-profile broadband directive antenna based on AMC is designed .

其次，本文对TEM喇叭天线、对数周期天线、双锥形天线和螺旋天线四种典型的超宽带天线进行了理论分析，总结并讨论超宽带天线的设计方法和手段。

Secondly , in this paper , the four typical UWB antennas of TEM horn antenna , log-periodic antenna , biconical antenna and helical antenna are theoretically analyzed and the UWB antenna design methods are generalized and discussed .

通过仿真表明天线的远场辐射方向图、驻波比VSWR均满足要求，并且分形特有的尺寸缩减性实现了超宽带天线的小型化。

The simulation results show the far-field antenna radiation patterns . The standing wave ratio VSWR requirements are met , and the unique fractal characteristics reduce the size of the ultra-wide band antenna .

在复杂目标雷达散射截面（RCS）计算、宽带天线设计、电磁兼容性分析等领域，经常需要对金属/介质混合结构的三维目标电磁建模并仿真。

In the areas of computing radar cross section ( RCS ) of complex objects and broadband antenna design and Electromagnetic Compatibility ( EMC ) analysis , we often have to simulate the electromagnetic characteristics of some objects with complex metallic / dielectric structures .

与暗室测试过程相比，用GTEM室进行天线测试的方法更为简便，不需要标准天线，尤其对于宽带天线测试，GTEM室更能体现出其优势。

Compared with the test process in anechoic chamber , the method of using GTEM cell to do antenna measurement is simpler without standard reference antenna . It can show advantages especially in the measurement of wideband antenna .

本文从天线的结构，频域特性和时域特性三个方面对Vivaldi超宽带天线进行了分析和设计，为超宽带天线的设计提供了良好的技术支持。

In this paper , Vivaldi UWB antenna is analyzed and designed from antenna structure , frequency-domain characteristic and time-domain characteristic three aspects , which is present good technology support for the design of the UWB antenna .

该文提出了机载超宽带天线罩口径积分-表面积分-自适应网格（AI-SI-AG）分析方法。

In this paper , a method of the Aperture-Integration , Surface-Integration and Adaptive Grid ( AI-SI-AG ) for ultra-wideband airborne radome analysis is presented .

超宽带天线矩形口径辐射特性研究

The study about radiated property of the UWB antennas rectangular aperture

一种小型扩频宽带天线机辅设计

Computer Aided Design a Kind of Minitype Extend Frequency Wide-band Antenna

宽带天线阻抗匹配网络设计中的实频法

The Real Frequency Method of Designing Broadband Antenna Impedance Matching Networks

遗传算法结合矩量法设计弹上小型宽带天线

Designing Small Broadband Antenna with Genetic Algorithm and Method of Moments

一种具有陷波特性的超宽带天线的研究

Design and Investigation of a Compact UWB Antenna with Band-notch Characterization

应用在短距离无线通信中的超宽带天线研究

Research of the UWB Antenna for Short Range Wireless Communication Systems

具有带陷性能的超宽带天线分析与设计

Analysis and Design of Band-Notched Ultra Wideband ( UWB ) Antennas

短波宽带天线增益测量新方法

A new method for the measurement of the broadband HF antenna gain

实现小型超宽带天线的新方法

New Technique for the Design of Small Ultra Wideband Antennas

船用双馈笼锥组合式宽带天线

Shipboard dual feed broadband antennas with a cage-cone combined shape

给出了圆盘单极超宽带天线的设计方法。

And the design method of the circular monopole antenna is presented .

一种测量超宽带天线辐射中心的时域方法

A time-domain method of determining radiation centers of UWB antennas

扇面波导连续长槽宽带天线

The sectoral waveguide continuous long slot antanna with broad bandwidth

三维瞬态电场测量的宽带天线设计

Design of Three-Dimensional Wideband Antenna for Transient Electric Field Measurements

短波宽带天线及匹配网络的优化设计

Optimized design of HF wideband antenna and its matching network