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Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters
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Engineering planar antenna using geometry arrangements for wireless communications and satellite applications
Hesham A El-Hakim1, Hesham A Mohamed2,3
1Department of Electronics and Communications, Misr University for Science and Technology (MUST), Giza, Egypt. hesham.fahem@must.edu.eg.
Scientific Reports
|November 6, 2023
Summary
A novel triple-band microstrip patch antenna is presented for WiMAX, WLAN, C-band, and Ku-band applications. This antenna operates efficiently across multiple frequency bands, demonstrating good performance for diverse wireless communication needs.
Area of Science:
- Electromagnetics and Applied Electrophysics
- Antenna Theory and Design
- Wireless Communication Systems
Background:
- Modern wireless systems require antennas capable of operating across multiple frequency bands simultaneously.
- Existing antenna designs often struggle to meet the diverse frequency requirements for applications like WiMAX, WLAN, and satellite communications.
- The demand for compact, efficient antennas for emerging technologies such as 5G and 6G necessitates innovative design approaches.
Purpose of the Study:
- To propose and validate a triple-band microstrip patch antenna.
- To achieve resonant frequencies suitable for IEEE 802.16e WiMAX, IEEE 802.11a WLAN, C-band, and Ku-band applications.
- To demonstrate the antenna's suitability for industrial, scientific, and medical (ISM) bands, WLAN/UWB services, and future 5G/6G satellite communications.
Main Methods:
- Design and simulation of a triple-band microstrip patch antenna using Microwave Studio (CST MWS).
- Incorporation of a planar transmission line feed and a defected ground structure (DGS) for enhanced performance.
- Parametric studies to optimize return loss and achieve desired triple-band characteristics.
- Fabrication and measurement of a prototype antenna on FR4 substrate.
Main Results:
- The proposed antenna resonates at 2.45, 6, and 14 GHz, covering the 2.1-2.8 GHz (ISM), 5.6-6.5 GHz (WLAN/UWB), and 12.7-16 GHz bands.
- Simulated input reflection coefficient (S11) results showed good agreement with far-field measurements.
- The fabricated prototype achieved peak gain values of 2.8, 3.8, and 4.7 dBi with bidirectional radiation characteristics.
- The antenna design demonstrates consistency when compared to recent publications.
Conclusions:
- The developed triple-band microstrip patch antenna is a viable solution for multi-band wireless communication systems.
- The antenna's design, featuring DGS and planar feed, offers efficient performance across specified frequency ranges.
- The study validates the antenna's potential for current and future communication technologies, including WiMAX, WLAN, and 5G/6G satellite services.
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