具有带陷功能的超宽带微带天线设计
The Design of a UWB Microstrip Antenna with Band-notch Function
摘要
UWB天线可以在认知无线电射频前端感知无线频谱,但由于其宽带特性,不可避免地会与传统的窄带无线通信产生相互干扰。为了排除干扰,本文设计了具有带陷功能的UWB微带天线。该天线回波损耗在3.1～10.6GHz范围内满足小于-10dB且驻波比小于2的要求。通过在辐射贴片上挖槽和在接地板上引入缺陷接地结构,最终天线实现了3～4GHz和5～6GHz之间的带陷功能。
出处
《电子产品世界》
2012年第6期38-40,共3页
Electronic Engineering & Product World
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