紧的循环偏振双带天线,用于ISM和V2X通信系统的修改补丁
E D Kanmani Ruby1, T Sathiyapriya2, P Sundaravadivel3
1Department of Electronics and Communication Engineering, Vel Tech Rangarajan Dr. Sagunthala R & D Institute of Science and Technology, Chennai, India.
一个新的紧型天线提供了2.5GHz和6GHz的双频段性能. 这种循环极化天线非常适合空间有限的无线通信系统,如工业,科学和医疗 (ISM) 和车辆到一切 (V2X).
科学领域:
- 电磁学和应用电物理学
- 天线理论和设计.
- 无线通信工程 无线通信工程
背景情况:
- 对于紧而高效的无线通信解决方案的日益增长的需求,需要具有双带功能和高性能天线.
- 现有的天线设计往往难以平衡尺寸,双频操作和一致的圆极化,特别是在空间有限的应用中.
- 工业,科学和医疗 (ISM) 和车辆到一切 (V2X) 通信系统需要强大且节省空间的天线解决方案.
研究的目的:
- 引入一种新的紧型循环偏振天线设计,在2.5GHz和6GHz运行.
- 通过其低形状因子和双频功能来证明天线适用于空间有限的应用.
- 通过模拟和测量来验证设计的性能,重点是轴向比和增益.
主要方法:
- 在FR4基板上设计和制造了一种经过修改的带有独特料元件的圆形补丁天线.
- 天线的物理尺寸被优化为紧性 (62 mm × 62 mm × 1.6 mm).
- 进行了电磁模拟和实验测量,以评估性能参数,包括轴向比和增益.
主要成果:
- 制造的天线实现了紧的配置,测量大约0.5167λ × 0.5167λ × 0.0133λ在2.5 GHz.
- 在2.5GHz和6GHz频段中,证实了优良的圆极化,轴向比低于3dB.
- 在2.5 GHz获得1.8 dBi和6 GHz获得3.8 dBi的峰值增益,证明了有效的辐射特性.
结论:
- 拟议的天线设计成功地整合了紧性,双频段操作和高性能循环极化.
- 该设计为ISM和V2X通信等苛刻应用提供了突破性的解决方案.
- 模拟和测量结果之间的密切一致性验证了设计的有效性和实际实施的潜力.
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