An Ultra-Wideband Horizontally Polarized Omnidirectional Circular Connected Vivaldi Antenna Array
日期:2018-03-26 21:05 点击量:
Title: An Ultra-Wideband Horizontally Polarized Omnidirectional Circular Connected Vivaldi Antenna Array
Author: Liu, H (Liu, Hu); Liu, Y (Liu, Ying); Zhang, WB (Zhang, Wenbo); Gao, S (Gao, Steven)
Source: IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION Volume: 65 Issue: 8
Pages: 4351-4356 DOI: 10.1109/TAP.2017.2717959 Published: AUG 2017
摘要:文章提出一种超宽频带的全向的水平极化天线,通过利用相互连接的Vivaldi天线的机理来实现超高带宽。所提出的天线由16个Vivaldi天线组成,并分布在圆盘介质上,所设计的天线的阻抗带宽可以达到159.97%。同时方向图全向增益变化在1.5dB以内的带宽可以达到147.73%(1.25-7.6GHz)。
实物加工图及天线S11曲线仿真和实测对比