Mode Recognition of Rectangular Dielectric Resonator Antenna Using Artificial Neural Network

Yuqi Xiao, Kwok Wa Leung, Kai Lu*, Chi-Sing Leung

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

12 Citations (Scopus)

Abstract

A new method powered by an artificial neural network (ANN) is studied for resonant-mode recognitions of a rectangular dielectric resonator antenna (DRA). Different rectangular DRAs were simulated with ANSYS HFSS to generate a large dataset for training the model. Their resonance frequencies, dimensions, and 3-D electric fields are input to the ANN. The output end is a 12-element array representing the corresponding probabilities of 12 different resonant modes. Using this trained ANN model, the mode recognition accuracy can reach 96.74%. Apart from identifying the resonant modes, our proposed approach can suggest how to modify a rectangular DRA to improve the purity of a resonant mode for better antenna performance.
Original languageEnglish
Pages (from-to)5209-5216
JournalIEEE Transactions on Antennas and Propagation
Volume70
Issue number7
Online published2 Feb 2022
DOIs
Publication statusPublished - Jul 2022

Funding

This work was supported by the General Research Fund (GRF) research grant from the Research Grants Council of Hong Kong SAR, China, under Project CityU 11218020

Research Keywords

  • Antenna measurements
  • artificial intelligence
  • artificial neural network
  • Artificial neural networks
  • Dielectric resonator antenna
  • Dielectric resonator antennas
  • mode recognition
  • Neurons
  • Optical resonators
  • particle swarm optimization
  • Resonant frequency
  • resonant mode
  • Training

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