一种微带天线的设计与实现

The Design and Implementation of a Microstrip Antenna

摘要:

微带天线具有易于生产、可共形设计、形式功能多样等特点,广泛应用于通信、雷达、遥感等领域。分析了微带天线基础知识,研究了微带天线设计、制作流程,针对某应用中的所需工作频率为4GHz的微带天线,根据微带天线工作频率、材料,计算了微带天线结构参数,在HFSS软件中构建了微带天线的仿真模型,进行了微带天线的性能仿真,分析了不同结构参数变化对微带天线性能的影响,根据微带天线设计要求,进行了结构参数的优化,基于优化后的结构参数,设计了微带天线PCB电路板,制作完成了该微带天线。通过对制作的微带天线性能测量,确认了所设计微带天线的性能满足预期要求。微带天线的测量结果表明,所给出的微带天线设计、制作流程,为微带天线的设计制作提供了参考。

Abstract:

The microstrip antenna is easy to produce, conformal design, and diverse in form and function, and is widely used in communications, radar, remote sensing and other fields. The basic knowledge of microstrip antenna is analyzed, the design and production process of microstrip antenna is studied, the structural parameters of microstrip antenna is calculated according to the working frequency and material of microstrip antenna in the application, the simulation model of microstrip antenna is constructed in HFSS software, the performance simulation of microstrip antenna is carried out, the influence of different structural parameters on the performance of microstrip antenna is analyzed, and the structural parameters are optimized according to the design requirements of microstrip antenna. The microstrip antenna PCB circuit board is designed, and the microstrip antenna is fabricated. Through the performance measurement of the microstrip antenna, it is confirmed that the expected requirements of the designed performance is meet. The measurement results of the microstrip antenna show that the design and production process of the microstrip antenna given is available and the reference for the design and fabrication of the microstrip antenna is provided.