We are recruiting a couple of highly self-motivated graduate students who will work on Internet-of-Things (IoT) systems. Please, feel free to contact Prof. Kae-Won Choi (email: kaewonchoi@skku.edu) for more information.
Testbed Video
A Study on 3D Human Pose Estimation Using Through-Wall IR-UWB Radar and Transformer
2022
Reconfigurable Intelligent Surface-Assisted Simultaneous Wireless Information and Power Transfer
2022
RIS-aided Wireless Communications Adaptive Beamforming and Experimental Validations
2021
Cell-free multiple-input multiple-out (CF MIMO) technique
2021
Metasurface aided WPT Testbed
2020
conference
Multi Antenna Long Range Wireless Power Transfer System with Reconfigurable Metasurface Reflector
Metasurface Testbed
2020
This video demonstrates the reconfigurable metasurface-aided wireless communications experiments
Simultaneous Wireless Information and Power Transfer (SWIPT) Experiment
2019
This video shows the experiments of simultaneous wireless information and power transfer (SWIPT) technologies.
Ultra-Dense Network (UDN) with multi-user multiple-input multiple-output (MU-MIMO) technique
2019
This video shows the software defined radio (SDR) implementation of the ultra-dense networks (UDN).
Wireless-Powered Sensor Device Survivability Test (Long-Range Wireless Power Transfer)
2018
This video shows RF-based wireless power transfer successfully supply power to a sensor device located 50 meters away to keep the sensor device alive over 20 minutes.
RF Wireless Power Transfer-Based Battery-Less Location Tracking System
2018
In this test, we show the three-dimensional indoor positioning of a wireless-powered sensor device by using a single antenna array.
Wireless Powered Sensor Network (WPSN) Testbed
2018
In this experiment, a multi-antenna power beacon wirelessly transfers power to sensor nodes via the microwave power transfer (a.k.a., RF power transfer) technique.
Indoor Short-Range Test
This video shows the wireless-powered sensor network (WPSN) testbed in which a multi-antenna power beacon wirelessly transfers power to sensor nodes via the microwave power transfer (a.k.a., RF power transfer) technique