一个具有4个端口的灵活MIMO天线,用于无线物联网应用程序的隔离增强
Uktam Fakhriddinovich Azimov1, Anees Abbas1, Seong-Wook Park1
1Department of Information and Communication, Chungbuk National University, Cheongju, 28644, Republic of Korea.
Heliyon
|June 24, 2024
概括
一个新的灵活的单极天线用于车辆到一切 (V2X) 通信提供宽带和稳定的辐射模式. 它的多输入多输出 (MIMO) 配置通过最大限度地减少信号干扰来提高性能.
科学领域:
- 电磁学和天线设计
- 无线通信系统无线通信系统
- 汽车技术 汽车技术
背景情况:
- 车辆到一切 (V2X) 通信系统需要强大而高效的天线解决方案.
- 微型和合规天线对于无整合到车辆设计中至关重要.
- 在多输入多输出 (MIMO) 天线系统中,尽量减少相互合对于可靠的性能至关重要.
研究的目的:
- 为V2X通信设计和展示一个合规的,小型化的单极天线.
- 将天线配置为4端口MIMO系统,以增强V2X通信能力.
- 研究和实施脱技术,以减少MIMO天线元件之间的相互合.
主要方法:
- 该天线采用灵活的基板,具有U形散热器,地面平面和金属,结合曲线来增强带宽.
- 采用了4个端口的MIMO配置,集成空心同心圆形结构和头网络,以减少相互合.
- 使用电磁模拟和传输系数和表面电流的分析来验证设计和解效率.
主要成果:
- 单个天线实现了5.067.24 GHz的带宽,回报损失低于-10dB.
- 4端口的MIMO天线显示带宽为5.377.34GHz,峰值增益为4.63dBi,以及全向辐射模式.
- 分离结构有效地减少了相互合,从而产生了高的隔离,低的外相关系数 (ECC) 和高的多样性收益.
结论:
- 拟议的灵活的MIMO天线非常适合V2X通信应用,因为它具有紧的尺寸,宽带宽和稳定的性能.
- 实施的脱技术成功地减轻了相互合,提高了MIMO系统的整体可靠性.
- 这种天线设计为未来的V2X通信系统提供了有希望的解决方案,提高了数据吞吐量和通信稳定性.
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