八个端口毫米波HMSIW MIMO天线阵列用于V2V通信
Gunjan Srivastava1, Amit Kumar2, Vimal Kumar2
1Department of Electronics and Communication Engineering, Graphic Era (Deemed to Be) University, Dehradun, 248002, India.
Scientific reports
|November 20, 2025
概括
本研究介绍了一种八个端口的毫米波多输入多输出 (MIMO) 天线阵列,用于车辆对车辆 (V2V) 通信. 设计的天线实现了高增益和隔离,使其适合V2V系统.
科学领域:
- 电气工程 电气工程
- 天线理论天线理论
- 无线通信无线通信
背景情况:
- 毫米波 (mmWave) 频率对于高带宽通信至关重要.
- 车辆对车辆 (V2V) 通信需要强大而高性能的天线系统.
- 多输入多输出 (MIMO) 天线技术提高了无线通信可靠性和数据速率.
研究的目的:
- 设计和开发一个八个端口的mmWave MIMO天线阵列,用于28 GHz的V2V通信.
- 在V2V环境中研究半模式基板集成波导 (HMSIW) 天线元件的性能.
- 为了评估MIMO性能,链接预算,以及对数组配置增强的潜力.
主要方法:
- 使用2x2 HMSIW元件排列成正规八角形的八个端口MIMO天线阵列的设计.
- 利用一家公司的供电网络,采用两相T结电源分隔器.
- 评估天线性能,包括增益,端口间隔离,外相关系数 (ECC) 和多样性增益 (DG).
- 链接预算分析,考虑路径损失和链接利.
- 将设计扩展到4x4阵列配置以进一步提高性能.
主要成果:
- 设计的八个端口的MIMO天线阵列以28 GHz的频率运行,体积为0.72 λ03.
- 在没有脱网络的情况下,达到超过12.2dBi的峰值实现增益和超过30dB的端口间隔离.
- MIMO的绩效指标 (ECC和DG) 处于可以接受的范围内.
- 链接预算分析证实它适合V2V通信.
- 4x4阵列配置显示了增强增益和辐射特征的潜力.
结论:
- 开发的八个端口的mmWave MIMO天线阵列展示了非常好的性能指标,适合V2V通信.
- 该HMSIW技术和阵列配置提供高增益和隔离,而无需复杂的脱.
- 该设计显示了未来V2V通信系统的前景,并有可能通过更大的阵列配置进行进一步优化.
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