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Nature Inspired MIMO Antenna System for Future mmWave Technologies.

Saifur Rahman1, Xin-Cheng Ren2, Ahsan Altaf3

  • 1Electrical Engineering Department, College of Engineering, Najran University, Najran 61441, Saudi Arabia.

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Summary

A novel nature-inspired Multiple Input Multiple Output (MIMO) antenna system for Fifth-Generation (5G) communications offers high efficiency and excellent performance. This system exhibits low Envelope Correlation Coefficient (ECC) and constant Diversity Gain (DG), making it suitable for future 5G devices.

Keywords:
Envelope Correlation Coefficient (ECC)Multiple Input Multiple Output (MIMO)directivitygainmmWavenature inspired

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Area of Science:

  • Electrical Engineering
  • Antenna Theory
  • Wireless Communications

Background:

  • Fifth-Generation (5G) communication systems require advanced antenna technologies for higher data rates and reliability.
  • Multiple Input Multiple Output (MIMO) systems are crucial for enhancing spectral efficiency and link robustness in modern wireless networks.
  • Novel antenna designs are continuously explored to meet the demanding performance criteria of 5G.

Purpose of the Study:

  • To propose and evaluate a new MIMO antenna system with a unique, nature-inspired design for 5G applications.
  • To analyze the electromagnetic characteristics and key performance parameters of the proposed antenna system.
  • To assess the suitability of the developed antenna for future 5G communication devices.

Main Methods:

  • Design and simulation of a novel MIMO antenna system on a Rogers 5880 substrate.
  • Characterization of antenna parameters including gain, efficiency, Envelope Correlation Coefficient (ECC), and Diversity Gain (DG).
  • Validation of simulated results through measurements.

Main Results:

  • The proposed antenna system achieved a gain of nearly 8 dB over the desired bandwidth.
  • Simulated efficiency reached 95%, with measured efficiency at 80%.
  • The system demonstrated a low ECC and constant DG, indicating good spatial diversity performance.

Conclusions:

  • The nature-inspired MIMO antenna system is a promising candidate for 5G communication devices.
  • The antenna's performance, characterized by high efficiency, low ECC, and constant DG, meets key 5G requirements.
  • The study validates the effectiveness of bio-inspired designs in advancing antenna technology for next-generation wireless systems.