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Related Experiment Video

Updated: Jul 17, 2026

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Published on: February 4, 2018

Efficient 10-element MIMO antenna array design for wideband 5G smartphone applications.

B Karunamoorthy¹, G Venkat Babu², V Prithivirajan³

¹Kumaraguru College of Technology, Coimbatore, India.

Scientific Reports

|July 15, 2026

Summary

This study presents a compact ten-element multi-input multi-output (MIMO) antenna array for 5G mobile devices operating below 6 GHz. The array offers wide bandwidth, high isolation, and maintains performance under various conditions, meeting 5G data rate demands.

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Last Updated: Jul 17, 2026

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Published on: February 4, 2018

Area of Science:

Electrical Engineering
Antenna Theory
Wireless Communications

Background:

The demand for higher data rates in 5G mobile devices necessitates advanced antenna solutions.
Miniaturization and high performance are critical design constraints for modern mobile device antennas.

Purpose of the Study:

To introduce a miniaturized ten-element multi-input multi-output (MIMO) antenna array for sub-6 GHz 5G applications.
To demonstrate wide bandwidth, high isolation, and efficiency for the proposed antenna array.

Main Methods:

Design and optimization of a ten-element MIMO antenna array on an FR4 substrate.
Utilizing slot current distribution for wide-band performance optimization.
Performance evaluation under various operating conditions and with common mobile device components.

Main Results:

Achieved a wide operating band from 3.2 GHz to 6.2 GHz.
Demonstrated isolation greater than 19 dB and extremely low ElectricとCoupling Coefficient (ECC) < 0.01.
Reported high efficiency between 78% and 85% and peak channel capacity of 46-50.25 bps/Hz.
Maintained performance under single-hand, two-hand conditions, and with obstacles like batteries and LCDs.

Conclusions:

The miniaturized MIMO antenna array meets the high data rate requirements for 5G mobile devices.
The antenna's small size and excellent performance make it suitable for wearable devices, laptops, and IoT terminals.
The design offers a viable solution for high-performance MIMO antennas in sub-6 GHz 5G and future wireless systems.