A Comparative Study of Printed vs. Dielectric Resonator Antennas for Ultra-Wideband Applications

This paper presents a comparative study of printed antennas and dielectric resonator antennas (DRAs) for ultra-wideband (UWB) applications. The work focuses on the design, simulation, and performance evaluation of both antenna types in terms of impedance bandwidth, radiation patterns, gain, and efficiency. The printed antenna offers advantages in terms of compactness and ease of fabrication, while the dielectric resonator antenna demonstrates superior radiation characteristics and higher efficiency. Through detailed parametric analysis and numerical simulations, the study highlights the trade-offs between size, bandwidth, and radiation performance, providing valuable insights for selecting suitable antenna types for various UWB communication systems. The results indicate that the choice between printed and dielectric resonator antennas depends on specific application requirements, such as compactness versus performance efficiency.

Ultra-Wideband (UWB), Printed Antenna, Dielectric Resonator Antenna (DRA), Bandwidth, Gain, Radiation Efficiency, Parametric Analysis

1. Q. Wu, W. Chen, H. Wang, X. Xu, W. Hong and W. Yin, "Trust-Region-based Multi-Branch Machine Learning-Assisted Optimization for Ultra-Wideband Antenna," 2025 19th European Conference on Antennas and Propagation (EuCAP), Stockholm, Sweden, 2025, pp. 1-3, doi: 10.23919/EuCAP63536.2025.10999225. [Google Scholar] [Crossref]

2. O. b. Ayop et al., "Ultra-Wideband Antenna Design Based on Modified-Slotted Patch," 2025 IEEE 2nd International Conference on Communication Engineering and Emerging Technologies (ICoCET), Kuala Lumpur, Malaysia, 2025, pp. 1-4, doi: 10.1109/ICoCET66176.2025.11232877. [Google Scholar] [Crossref]

3. X. Yin and Y. He, "A Compact Ultra-Wideband mmWave Antenna for 5G Wearable Applications," 2025 IEEE 13th Asia-Pacific Conference on Antennas and Propagation (APCAP), Christchurch, New Zealand, 2025, pp. 152-153, doi: 10.1109/APCAP65837.2025.11210796. [Google Scholar] [Crossref]

4. M. Bhaskar, C. Barde, P. Ranjan, N. Kumar and S. Kumar, "Design and Performance Analysis of a Compact Nanogon-Shaped UWB Printed Monopole Antenna with Circular Arc Balun," 2025 International Conference on Information, Implementation, and Innovation in Technology (I2ITCON), Pune, India, 2025, pp. 1-5, doi: 10.1109/I2ITCON65200.2025.11210464. [Google Scholar] [Crossref]

5. R. K. Garg, R. Porwal, S. Bhatia and M. V. D. Nair, "A Compact, High-Isolation Ultra-wideband two-port MIMO Antenna," 2025 Third International Conference on Microwave, Antenna and Communication (MAC), Bhopal, India, 2025, pp. 1-5, doi: 10.1109/MAC64480.2025.11140088. [Google Scholar] [Crossref]

6. R. Zhang, Y. Ren, J. Zhang and H. -R. Zu, "Ultra-Wideband and Miniaturized Endfire Antenna Utilizing SSPPs Mode and Vivaldi Mode," 2025 IEEE MTT-S International Wireless Symposium (IWS), Xi'an, China, 2025, pp. 1-3, doi: 10.1109/IWS65943.2025.11178027. [Google Scholar] [Crossref]

7. D. V and S. K S, "Slot-Based Design for Ultra-Wideband Elliptical Dipole Antenna," 2025 IEEE Space, Aerospace and Defence Conference (SPACE), Bangalore, India, 2025, pp. 1-5, doi: 10.1109/SPACE65882.2025.11170619. [Google Scholar] [Crossref]

8. S. Wang et al., "Design of Ultra-Wideband Antenna Based on Semi-Conformal Annular Parasitic Structure," 2025 8th World Conference on Computing and Communication Technologies (WCCCT), Shenzhen, China, 2025, pp. 268-273, doi: 10.1109/WCCCT65447.2025.11027939. [Google Scholar] [Crossref]

9. Y. Mu, L. Zhu, J. Han, H. Xue and L. Li, "Ultra-Wideband Pattern Reconfigurable Antenna Design Based on Parasitic Elements," 2025 IEEE MTT-S International Wireless Symposium (IWS), Xi'an, China, 2025, pp. 1-3, doi: 10.1109/IWS65943.2025.11177695. [Google Scholar] [Crossref]

10. M. S. S. S. Srinivas, A. K. Gupta, M. Gowthami, Y. N. Naidu, S. R. Jani and V. Likhit, "Design and Analysis of Two Element Circular Patch Antenna for Wireless Applications," 2025 IEEE Wireless Antenna and Microwave Symposium (WAMS), Chennai, India, 2025, pp. 1-5, doi: 10.1109/WAMS64402.2025.11158070. [Google Scholar] [Crossref]

11. J. Duan, Z. He, R. Yu, Y. Mu, H. Liu and L. Li, "Design of a Dual-Polarized 10:1 Ultra-Wideband and Wide-Angle Tightly Coupled Antenna Array for Radar Communication," 2025 International Conference on Microwave and Millimeter Wave Technology (ICMMT), Xi'an, China, 2025, pp. 1-3, doi: 10.1109/ICMMT65948.2025.11187983. [Google Scholar] [Crossref]

12. M. Ali et al., "A Novel High Gain Ultra-Wideband Antenna for W-band Applications," 2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting (AP-S/CNC-USNC-URSI), Ottawa, ON, Canada, 2025, pp. 2998-3001, doi: 10.1109/AP-S/CNC-USNC-URSI55537.2025.11266841. [Google Scholar] [Crossref]

• Students' Perception Towards Artificial Intelligence in Higher Education in India
• Strategic Leadership and Cybersecurity Readiness in Digitally Transforming Organisations
• Spatial Distribution of Tourism Infrastructure in Awka, Onitsha and Nnewi Urban Areas of Anambra State.
• Emerging Technologies, Education and Skill Development for A Sustainable Blue Economy in Nigeria.
• Quantum Dot–Based Solar Cells: Advancements, Challenges, and Future Prospects