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Advanced Dielectric Resonator Antenna Technology for 5G and 6G Applications.
Yingqi Zhang1,2,3, Stanislav Ogurtsov1, Vasilii Vasilev1
1The Antenna Company, 5656 AE Eindhoven, The Netherlands.
Sensors (Basel, Switzerland)
|March 13, 2024
Summary
This review explores dielectric resonator antenna (DRA) designs for 5G and beyond. Off-chip DRAs are highlighted for their cost-effective manufacturing and superior performance in millimeter-wave applications.
Area of Science:
- Electromagnetics and Antenna Engineering
- Wireless Communication Technologies
- Materials Science in RF Applications
Background:
- Dielectric resonator antennas (DRAs) offer advantages over traditional antennas, including lower conductive losses and greater design flexibility.
- Advancements in cost-effective manufacturing techniques like printed circuit boards (PCBs) and low-temperature co-fired ceramic (LTCC) have boosted the popularity of off-chip DRA designs.
- The increasing demand for 5G and beyond 5G applications necessitates antennas with enhanced capabilities like beam-steering and dual-band functionality.
Purpose of the Study:
- To review and analyze recent advancements in dielectric resonator antenna (DRA) designs.
- To focus on the applicability of DRAs in array configurations for millimeter-wave (mmW) bands, particularly for 5G and future wireless systems.
- To compare the performance, material usage, manufacturing feasibility, and applications of various DRA designs.
Main Methods:
- Comprehensive literature review of recent DRA designs and their advancements.
- Categorization of DRA designs, with a specific focus on off-chip configurations (in-substrate and compact DRAs).
- Performance comparison of different DRA designs based on key parameters and application suitability.
Main Results:
- Off-chip DRA designs, including in-substrate and compact variants, are gaining prominence due to advancements in PCB and LTCC manufacturing.
- DRAs show significant potential for beam-steering and dual-band operations, offering a versatile alternative to conventional printed antennas.
- A detailed discussion and comparison of various DRA designs highlight their respective pros and cons regarding materials, manufacturing, performance, and applications.
Conclusions:
- Dielectric resonator antennas present a promising technology for next-generation wireless communication systems, especially in mmW bands.
- The review provides valuable insights into the selection and development of DRA designs for specific 5G and beyond applications.
- Further research into DRA materials and integration techniques will continue to drive innovation in antenna technology.
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