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Design, Simulation and Optimization of a Maximum Power Transfer Network for Broadband Micro Strip Antennas
Subject area: Science,Engineering and Technology · Area of research: Communication
Abstract
An extensive study of microstrip antenna characteristics has been presented in this research. Theoretical framework that underscored the operating principle and feeding techniques of MSA was highlighted. A MSA antenna with the centre frequency of 3.5 GHz was designed and fed using the QWT method in CST studio. The antenna was further analysed by using reactive lumped elements and optimised for broadband matching as well as source and load interconnection with the aid of ADS. Results obtained and presented showed that the antenna resonated within the specified centre frequency of 3.5GHz. In terms of power delivered to the load, there was a noticeable reduction in power losses incurred from the unmatched network against the matched network as obtained by extracting the values of power delivered against frequency for the matched and unmatched networks in Advanced Designed System and plotting them against each other. The closer the values to zero, the lesser the losses, the higher the power delivered to the connected load and vice versa. From the result, power loss in the unmatched feed network increased with increasing frequency while that of the matched network remained consistent across all frequencies considered.
Keywords
Microstrip antenna, Smith-Chart, resonate, QWT, CST, Optimization, Voltage Standing Wave Ratio
References
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How to cite this paper
@article{1708708,
author = {S. I. Ojokpe, J. M. Mom , E. T. Iorkyase },
title = {Design, Simulation and Optimization of a Maximum Power Transfer Network for Broadband Micro Strip Antennas},
journal = {Iconic Research And Engineering Journals},
year = {2025},
volume = {8},
number = {11},
pages = {1704-1709},
issn = {2456-8880},
url = {https://www.irejournals.com/formatedpaper/1708708.pdf},
abstract = {An extensive study of microstrip antenna characteristics has been presented in this research. Theoretical framework that underscored the operating principle and feeding techniques of MSA was highlighted. A MSA antenna with the centre frequency of 3.5 GHz was designed and fed using the QWT method in CST studio. The antenna was further analysed by using reactive lumped elements and optimised for broadband matching as well as source and load interconnection with the aid of ADS. Results obtained and presented showed that the antenna resonated within the specified centre frequency of 3.5GHz. In terms of power delivered to the load, there was a noticeable reduction in power losses incurred from the unmatched network against the matched network as obtained by extracting the values of power delivered against frequency for the matched and unmatched networks in Advanced Designed System and plotting them against each other. The closer the values to zero, the lesser the losses, the higher the power delivered to the connected load and vice versa. From the result, power loss in the unmatched feed network increased with increasing frequency while that of the matched network remained consistent across all frequencies considered.},
keywords = {Microstrip antenna, Smith-Chart, resonate, QWT, CST, Optimization, Voltage Standing Wave Ratio},
month = {May},
}