研究目的
To design a compact rectangular patch antenna with hexagonal shaped metasurfaces for Wi-Fi applications, achieving desired frequency with smaller dimensions and improved return loss.
研究成果
The proposed metasurface loaded rectangular patch antenna achieves a resonant frequency of 2.4 GHz with a gain of 6.8 dB and a bandwidth from 2.37 GHz to 2.43 GHz, making it suitable for Wi-Fi applications. The use of circular structures and hexagonal metasurfaces contributes to size reduction and performance improvement.
研究不足
The study is based on simulation results, and practical implementation may face challenges such as manufacturing tolerances and environmental factors affecting performance.
1：Experimental Design and Method Selection:
The design involves replacing the corners of a rectangular patch with circular structures and adding a layer of hexagonal metasurface elements to improve return loss and bandwidth. Coaxial cable is used as the feeding element.
2：Sample Selection and Data Sources:
The antenna is designed and analyzed using High Frequency Simulation Software (HFSS).
3：List of Experimental Equipment and Materials:
Rectangular metallic patch on a dielectric substrate, coaxial probe feed, hexagonal metasurface structures.
4：Experimental Procedures and Operational Workflow:
The antenna is simulated to analyze its performance, including return loss, bandwidth, gain, and radiation pattern.
5：Data Analysis Methods:
The performance of the antenna is evaluated based on simulation results, including S-parameter values, gain, and radiation patterns.
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