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Related Experiment Video

Updated: May 17, 2025

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Exploring CP Array Antenna Characteristics and Its Applications to a Deployable Structure.

Tae-Hak Lee¹, Kyoung-Joo Lee², WonSeob Lim³

¹Department of Electrical and Electronic Engineering, Yuhan University, 590, Gyeongin-ro, Bucheon-si 14780, Republic of Korea.

Sensors (Basel, Switzerland)

|May 14, 2025

Summary

This summary is machine-generated.

This study evaluated circularly polarized (CP) array antennas for wireless power transmission (WPT). Results show CP antennas perform well in various mounting configurations for satellite and ground-based WPT systems.

Keywords:

C-band CubeSat array antenna circular polarization deployable antenna wireless power transmission

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Area of Science:

Electromagnetics and Antenna Theory
Wireless Communication Systems

Background:

Wireless Power Transmission (WPT) systems require efficient transmitting antennas.
Circularly Polarized (CP) antennas offer advantages in WPT due to polarization diversity.

Purpose of the Study:

To investigate the performance of CP array antennas for WPT applications.
To evaluate different mounting configurations of CP transmitting antennas for WPT.

Main Methods:

Fabrication and testing of multiple 5.8 GHz CP array antennas.
Evaluation of antenna performance across three distinct mounting configurations.
Analysis of key parameters: return loss, gain, axial ratio, and radiation pattern.

Main Results:

All three tested mounting configurations demonstrated performance consistent with theoretical predictions.
The CP array antennas showed suitability for WPT applications.

Conclusions:

The proposed CP array antenna design is effective for WPT systems.
The antenna's performance is robust across different mounting scenarios, supporting its use in space or ground-based WPT.