Current Focus
My research explores AI-RAN and AI-enabled wireless systems for next-generation communication networks, including open network architectures, intelligent wireless access systems, network foundation models, channel estimation, and efficient model adaptation.
Research Interests
- AI-Enabled Wireless Systems
- 5G / 6G Communication Networks
- AI-RAN & Open Architectures
- Network Foundation Models
- Channel Estimation
- Parameter-Efficient Adaptation
Publications
2026
Two-Tier PEFT Adapter Switching for Environment- and SNR-Adaptive Channel Estimation
IEEE Open Journal of the Communications Society, vol. 7, pp. 6024-6046, 2026
2025
Parameter-Efficient Transfer Learning for DNN-based Channel Estimation:
Adapter vs LoRA Comparison
2025 IEEE International Conference on Information and Communication Technology Convergence (ICTC)
Implementation of Adapter-Based Transfer Learning for Channel Estimation Using a Pretrained Transformer in Multi-Channel Environments
Proceedings of Symposium of the Korean Institute of Communications and Information Sciences, pp. 981-982, 2025 KICS Summer Conference, Jeju, Korea
Research Experience
Commissioned Research, ETRI (Electronics and Telecommunications Research Institute), Korea
ML model performance verification environment enhancement for intelligent wireless access systems
May — Nov 2025
Commissioned Research, ETRI (Electronics and Telecommunications Research Institute), Korea
ML model verification platform development for intelligent wireless access systems
Jul — Nov 2024
Teaching Experience
Teaching Assistant
Department of Electronic and Electrical Engineering, Sungkyunkwan University
Programming Fundamentals and Practice (C)
Spring 2026
Programming Fundamentals and Practice (C)
Spring 2025
Programming Fundamentals and Practice (C)
Fall 2024
Engineering Computer Programming (Python)
Spring 2024
2024 — Present
Awards
Scholarships
Brain Korea 21 (BK21)
Sustainable ICT Future Talent Education and Research Group, NRF
2024 — Present
Education
M.S./Ph.D. Integrated in Electrical and Computer Engineering
Sungkyunkwan University (SKKU), Suwon, Korea
Mar 2024 — Present
B.S. in Electrical and Electronics Engineering
Konkuk University, Seoul, Korea
Mar 2020 — Feb 2024
Dankook University High School
단국대학교사범대학부속고등학교 · Seoul, Korea
Mar 2016 — Feb 2019
Misc
Outside of research, I enjoy building and shipping software as a hobby. I run a small indie studio called Ramter Studio.
