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Wideband single-layer D-band patch antenna with parasitic elements and superstrate loading

Cao, Yu-Yan LU ; Aliakbari Abar, Hanieh LU orcid ; Aghdam, Parisa and Lau, Buon Kiong LU (2025)
Abstract
This paper proposes a D-band patch antenna featuring four parasitic elements and a loaded superstrate layer. Inspired by a previous parasitic patch antenna design, the new structure is synthesized from scratch using characteristic mode analysis. The new design features different operating principles that enable low-cost single-layer fabrication on PCB HDI technology, while retaining wideband operation and high gain performance of the previous design. With the coupling between the active and parasitic patches limiting the bandwidth and radiation performance, a superstrate is added to improve the parasitic coupling and hence allowing a larger gap between the patches that fulfills fabrication requirements. The simulated results demonstrate... (More)
This paper proposes a D-band patch antenna featuring four parasitic elements and a loaded superstrate layer. Inspired by a previous parasitic patch antenna design, the new structure is synthesized from scratch using characteristic mode analysis. The new design features different operating principles that enable low-cost single-layer fabrication on PCB HDI technology, while retaining wideband operation and high gain performance of the previous design. With the coupling between the active and parasitic patches limiting the bandwidth and radiation performance, a superstrate is added to improve the parasitic coupling and hence allowing a larger gap between the patches that fulfills fabrication requirements. The simulated results demonstrate that the antenna achieves 20.2% 10 dB impedance bandwidth and 9 dBi peak gain. The low cost and high performance make the design suitable for 6G applications. (Less)
Please use this url to cite or link to this publication:
author
; ; and
organization
publishing date
type
Chapter in Book/Report/Conference proceeding
publication status
published
subject
host publication
19th European Conference on Antennas and Propagation (EuCAP 2025)
pages
5 pages
publisher
European Association on Antennas and Propagation
external identifiers
  • scopus:105007501932
DOI
10.23919/EuCAP63536.2025.10999983
project
A Dual-frequency Distributed MIMO Approach for Future 6G Applications
language
English
LU publication?
yes
id
1b183f37-362e-4dc4-9f01-e05ff9a6f883
date added to LUP
2025-07-18 01:27:20
date last changed
2025-08-01 10:49:34
@inproceedings{1b183f37-362e-4dc4-9f01-e05ff9a6f883,
  abstract     = {{This paper proposes a D-band patch antenna featuring four parasitic elements and a loaded superstrate layer. Inspired by a previous parasitic patch antenna design, the new structure is synthesized from scratch using characteristic mode analysis. The new design features different operating principles that enable low-cost single-layer fabrication on PCB HDI technology, while retaining wideband operation and high gain performance of the previous design. With the coupling between the active and parasitic patches limiting the bandwidth and radiation performance, a superstrate is added to improve the parasitic coupling and hence allowing a larger gap between the patches that fulfills fabrication requirements. The simulated results demonstrate that the antenna achieves 20.2% 10 dB impedance bandwidth and 9 dBi peak gain. The low cost and high performance make the design suitable for 6G applications.}},
  author       = {{Cao, Yu-Yan and Aliakbari Abar, Hanieh and Aghdam, Parisa and Lau, Buon Kiong}},
  booktitle    = {{19th European Conference on Antennas and Propagation (EuCAP 2025)}},
  language     = {{eng}},
  month        = {{03}},
  publisher    = {{European Association on Antennas and Propagation}},
  title        = {{Wideband single-layer D-band patch antenna with parasitic elements and superstrate loading}},
  url          = {{https://lup.lub.lu.se/search/files/223611664/2025021979.pdf}},
  doi          = {{10.23919/EuCAP63536.2025.10999983}},
  year         = {{2025}},
}