基于不对称传输元面的宽带,高收益天线阵列的RCS减少
Ting Wu1,2, Lei Yan3, Zikang Zhang3
1Xi'an Key Laboratory of Wireless Optical Communication and Network Research School of Automation and Information Engineering, Xi'an University of Technology, Xi'an, Shaanxi, China. wutingzdh@xaut.edu.cn.
Scientific reports
|June 10, 2024
概括
这项研究介绍了一种使用非对称传输地表传输 (ATMS) 技术的超宽带隐形天线. 这种新型天线在广泛的频率范围内实现了高增益和降低雷达截面 (RCS).
科学领域:
- 电磁学和元材料的使用
- 天线工程天线工程
- 隐形技术是一种隐形技术.
背景情况:
- 超表面具有独特的电磁操纵能力.
- 在天线中同时实现高增益和低雷达截面是具有挑战性的.
- 非对称传输元面 (ATMS) 允许对电磁波进行方向控制.
研究的目的:
- 提出和设计一个具有高收益的超宽带隐形天线系统.
- 调查ATMS的使用,以实现低雷达截面 (RCS) 和宽带性能.
- 为了证明对散射和辐射性能的单独控制.
主要方法:
- 通过用喇天线激发ATMS来设计一个天线系统.
- 对元原子和宏序列的优化,以减少宽带RCS.
- 对天线性能进行实验验证,包括增益和RCS.
主要成果:
- 在10.1-18 GHz范围内实现了高达10dB和超过20dB的显著RCS降低.
- 证明了3dB的增益,相对带宽为57.4% (10-18 GHz),峰值增益为28.2dB.
- 在相同的10-18 GHz频谱范围内确认了高增益和低散射性能.
结论:
- 拟议的基于ATMS的天线系统有效地整合了高增益和隐形能力.
- 设计允许对散射和辐射进行独立控制,提高了多功能性.
- 这项工作为超宽带隐形应用提供了一个有希望的解决方案.
相关概念视频
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