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Multiport Single Element Mimo Antenna Systems: A Review.

Nathirulla Sheriff1, Sharul Kamal Abdul Rahim1, Hassan Tariq Chattha2

  • 1Wireless Communication Center, School of Electrical Engineering, Faculty of Engineering, Universiti Teknologi Malaysia, Johor Bahru 81310, Malaysia.

Sensors (Basel, Switzerland)
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Summary

Designing shared-radiator multi-antenna systems is crucial for next-generation wireless communications. This review explores common radiator designs for improved performance and reduced size in Multiple-Input-Multiple-Output (MIMO) systems.

Keywords:
5G communicationMIMOSISOcommon radiatordefected ground structure (DGS)metamaterialmulti-element antennamutual couplingneutralization linesparasitic materialplanar inverted F antenna (PIFA)portable devicessingle elementsub-6 GHzwideband

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Area of Science:

  • Electrical Engineering
  • Wireless Communications
  • Antenna Theory

Background:

  • Next-generation wireless systems require higher data rates and quality for voice, data, and multimedia.
  • Multiple-Input-Multiple-Output (MIMO) and diversity techniques enhance wireless communication performance.
  • Integrating multiple antennas in small devices presents challenges in space and isolation.

Purpose of the Study:

  • To review and analyze various Multiple-Input-Multiple-Output (MIMO) antenna designs utilizing common radiators.
  • To investigate antenna design aspects including isolation, gain, efficiency, envelope correlation coefficient, and size.
  • To provide a comparative analysis of shared radiator antenna designs and their performance enhancement techniques.

Main Methods:

  • Literature review of existing MIMO antenna designs with common radiators.
  • Discussion of mathematical concepts underpinning MIMO technology.
  • Analysis of various isolation techniques for multi-port antenna systems.
  • Comparative evaluation of different shared radiator antenna designs based on key performance metrics.

Main Results:

  • Identified a limited number of existing common radiator antenna designs in current literature.
  • Highlighted the challenges and advantages of shared radiator designs for miniaturization and cost reduction.
  • Demonstrated the potential of shared radiator multiport antenna systems to achieve performance comparable or superior to traditional multi-antenna approaches.

Conclusions:

  • Shared radiator multiport antenna systems offer significant advantages for compact wireless devices.
  • Further research and development in common radiator designs are needed to fully realize their potential.
  • This review provides a holistic comparison to guide future advancements in shared radiator antenna systems.