đź’Ľ Experiences
🏢 Professional Experience
Sejong University
Mar. 2025–Present
Assistant Professor, Department of Artificial Intelligence and Information Technology, Seoul, Korea
- IEEE 802.11 Wi-Fi systems
- Mobility and positioning
- Digital Twin systems
Korea Railroad Research Institute
Oct. 2022–Feb. 2025
Senior Researcher, Train Control and Communication Lab., Uiwang, Korea
- Private-5G railway communication technology and cellular systems for railways
- Train positioning systems and autonomous train control
- Mission-critical railway communication applications
Samsung Electronics
Nov. 2017–Oct. 2022
Staff Engineer, Connectivity Development Team, Hwaseong, Korea
- Wi-Fi system engineer
- Wi-Fi SoC firmware development and verification
- IEEE 802.11 MAC standard delegate, including participation in the IEEE 802.11be task group
Seoul National University
Sep. 2017–Oct. 2017
Postdoctoral Research Scholar, Institute of New Media and Communications, Seoul, Korea
🎤 Invited Talks
2024.12.30
“Understanding Wireless Communication and Its Applications: Focusing on Wi-Fi and UWB Technologies”, Korean Government Scholarship Program for Overseas Government Railway Staff, Woosong University.
2024.01.04
“Understanding Wi-Fi Technology and Its Applications on Railway Systems”, Korean Government Scholarship Program for Overseas Government Railway Staff, Woosong University.
🏛️ Advisory and Committee Service
KORAIL Business Development Committee
Aug. 2024–Jul. 2026
External Member
Korea National Railway
Jun. 2024–May. 2026
Technical Advisory Committee Member
đź“ť Academic Service
Journal Reviewer
- IEEE Transactions on Vehicular Technology (2019)
- IEEE Communications Letters (2023)
- IEEE Journal of Selected Topics in Signal Processing (2024)
- IEEE Internet of Things Journal (2026)