Professional Experience
Professional Appointments
Senior Researcher, Electronics and Telecommunications Research Institute (ETRI) (2022.08 ~ Present)
Terahertz Research Section, Creative & Basic Technology Research Division, Superintelligence Creative Research Laboratory
- Research and Development Related to mm-Wave/THz Massive MIMO Array Systems for Multistatic Imaging and B5G/6G Wireless Communication Applications
Research Assistant Professor, Pohang University of Science and Technology (POSTECH) (2019.12 ~ 2022.07)
Microwave, Antenna, Device and System (MADs) Laboratory, Department of Electrical Engineering
- Research and Development Related to mm-Wave/THz Massive MIMO Array Systems for B5G/6G Wireless Communication Applications
- Professional Instructor of Special Lectures on Electronic and Electrical Engineering in POSTECH (2020.03 ~ 2021.12)
Post-Doctoral Fellow, Pohang University of Science and Technology (POSTECH) (2018.03 ~ 2019.12)
Microwave, Antenna, Device and System (MADs) Laboratory, Department of Electrical Engineering (Advisor: Wonbin Hong)
- Research and Development Related to mm-Wave Phased Array Systems for B5G Wireless Communication Applications
Research Assistant, Gwangju Institute of Science and Technology (GIST) (2010.09 ~ 2018.02)
Microwave-optoelectronic Integrated Device And System (MIDAS) Laboratory, Department of Nanobio Materials and Electronics (Advisor: Jae-Hyung Jang)
- Research and Development Related to Microwave/mm-Wave Antenna Applications
- Teaching Assistant about Microwave Engineering (2014.03 ~ 2014.06)
Education
Ph.D., Gwangju Institute of Science and Technology (GIST) (2010.09 ~ 2018.02)
Department of Nanobio Materials and Electronics (Advisor: Jae-Hyung Jang)
- Dissertation Title: Design and Characterization of Low-Profile Planar Multi-Antenna Integrated with One-Dimensional Metamaterial
M.S., Kwangwoon University (2008.03 ~ 2010.02)
Department of Wireless Communications Engineering (Advisor: Byungje Lee)
- Dissertation Title: Study on Isolation Enhancement of an Indoor WCDMA Repeater
B.S., Kwangwoon University (2002.03 ~ 2008.02)
Department of Wireless Communications Engineering (Advisor: Hyungchol Shin)
- Dissertation Title: Low Power CMOS RF PLL with On-Chip Capacitance Multiplier
Honors & Awards
Best Paper Award Finalist granted by IEEE MTT-S (in GSMM 2022 conference), 20th May 2022
- Paper Title: Cost-Effective and Compact Antenna Applications Using Planar HIS: Research Survey and Possibility
Outstanding Top 100 Reviewers granted by IEEE TAP (Transactions on Antennas and Propagation) (Acitivity Period: 2019.06 ~ 2020.05)
- Reference: D. Erricolo (Editor-in-Chief), "Editorial Outstanding Associate Editors and Top Reviewers," IEEE Transactions on Antennas and Propagation, Vol. 68, No. 8, pp. 5764-5765, 2020.
Best Poster Presentation granted by IEIE (in ICEIC 2018 conference), 26th Jan. 2018
- Paper Title: Design of Actively Tunable One-Dimensional Electromagnetic Bandgap Structures Employing BST Thin Film
National Research Project Experience
Research on Next-Generation Personal Security Screening Technology (2022.08 ~ Present)
Supporting Agency: KAIA funded by the Ministry of Land, Infrastructure and Transport (Role: Dedicated Senior Researcher)
- mm-Wave/THz Massive MIMO Array Systems in Multistatic Imaging Radar for Personal Security Screening Panel
Research on Design and Verification Technology of Metasurface Based mm-Wave/THz Devices for 5G+/6G Communication (2021.06 ~ 2022.07)
Supporting Agency: NRF of Korea funded by the Ministry of Education (Role: Principal Investigator in Basic Science Program (Research Fellow))
- Intelligent metasurface (IM) Based mm-Wave/THz Monolithic Devices and Modules Using Solid-State Electronic Material/Heterogeneous Integration
- Multi-Disciplinary Verification Methodology of mm-Wave/THz Devices and Modules
- Funding Information: 70,000,000 ₩/Year (Supporting duration: 2021.06 ~ 2024.05 (Project abort: 2022.07))
Research on Electrically Reconfigurable Planar Metamaterial Based Microwave/mm-Wave Antennas (2018.09 ~ 2019.08)
Supporting Agency: NRF of Korea funded by the Ministry of Education (Role: Principal Investigator in Basic Science Program (Postdoctoral Researcher))
- Electrically Reconfigurable Planar Metamaterial-Based Microwave/mm-Wave Antennas
- Funding Information: 45,000,000 ₩/Year (Supporting duration: 2018.09 ~ 2019.08)
Innovative Fusion Technologies of Intelligent Antenna Material/Structure/Network for THz 6G (2022.01 ~ 2022.07)
Supporting Agency: IITP of Korea funded by the Ministry of Science, ICT (Role: Dedicated Research Fellow)
- Intelligent metasurface (IM) based THz monolithic devices and antenna modules
mm-Wave Metasurface-based Dual-band Beamforming Antenna-on-Package Technology for 5G Smartphone (2020.04 ~ 2022.07)
Supporting Agency: IITP of Korea funded by the Ministry of Science, ICT (Role: Dedicated Research Fellow)
- mm-Wave (26.5~29.5 GHz, 37~40 GHz) display integrated antenna consisting of metasurface
Research & Education Center for 5G+/6G Composite Materials, Fabrication, and Components (2019.11 ~ 2022.02)
Supporting Agency: NRF of Korea funded by the Ministry of Science, ICT (Role: 1st Group Leader in Next Generation Engineering Research Program)
- Composite materials/fabrication-based mmWave/Sub-THz antenna featuring multi-functionality
- Professional instructor of special lectures on electronic and electrical engineering in POSTECH
Investigation of Future mm-Wave Circuits, Packages, and System (2018.07 ~ 2022.07)
Supporting Agency: IITP of Korea funded by the Ministry of Science, ICT (Role: Dedicated Research Fellow)
- Fan-out wafer-level-package (FOWLP) based mm-Wave antenna and beamforming module
Development of Testing and Verification Technology for 5G Mobile Communications Supporting eMBB, URLLC, and mMTC (2019.01 ~ 2020.12)
Supporting Agency: IITP of Korea funded by the Ministry of Science, ICT (Role: Dedicated Research Fellow)
- mmWave antenna for 5G user equipment (UE) featuring high performance and cost-effectiveness
Discovery of Materials with Electrically Modulated Capacitance for Memcapacitor Architecture (2017.10 ~ 2018.02)
Supporting Agency: NRF of Korea funded by the Ministry of Science, ICT (Role: Dedicated Research Assistant)
- Electrically modulated capacitance material-based microwave reconfigurable devices
Wideband High Power GaN Amplifier for Electronic Warfare (2014.08 ~ 2015.12)
Supporting Agency: ADD Electronic Warfare Research Center-EW21 (Role: Dedicated Research Assistant)
- Design and characterization of 10-W GaN power amplifier module at 6~18 GHz
Lateral Type GaAs Photoconductive Semiconductor Switch Design and Fabrication Service Assignments (2014.12 ~ 2016.02)
Supporting Agency: Agency for Defense Development (ADD) (Role: Dedicated Research Assistant)
- Circuit modeling and PCB module design of photoconductive semiconductor switch
Electrically Reconfigurable Metamaterial-Based THz Devices (2017.03 ~ 2017.09)
Supporting Agency: NRF of Korea funded by the Ministry of Science, ICT (Role: Participated Research Assistant)
- Electrically reconfigurable metamaterial-based microwave/THz devices
Filling the THz-Gap with Single Tone THz Source Based on 2-D Electron Fluid (2014.06 ~ 2018.02)
Supporting Agency: Samsung Research Funding Center (SRFC) (Role: Participated Research Assistant)
- GaN HEMT based high power THz radiating source