MS-PhD Candidate
[2019 - Present] Electrical and Electronic Engineering, Yonsei University (Co-Advisor: Prof. Woo-Young Choi)
Email: pes7986@yonsei.ac.kr, backdmstjd@naver.com, es.park@kist.re.kr
Research Topics/Interests
CMOS-compatible single-photon avalanche diodes (SPADs)
Direct ToF (D-ToF) sensor systems based on CMOS SPADs
Back-illuminated 3D-stacked SPADs
Short-wave infrared (SWIR) SPADs
MS-PhD Candidate
[2020 - Present] Electrical and Electronic Engineering, Yonsei University (Co-Advisor: Prof. Woo-Young Choi)
Email: phs0817@yonsei.ac.kr, lionel_m@naver.com, phs0817@kist.re.kr
Research Topics/Interests
CMOS SPAD pixel circuits and arrays
Time-to-digital converters (TDCs)
Single-photon avalanche diodes (SPADs)
MS-PhD Candidate
[2021 - Present] Yonsei University - KIST association course (Co-Advisor: Prof. Youngcheol Chae)
[2020 - 2021] Undergraduate researcher with ADS Lab
Email: keithch@naver.com, keithch@yonsei.ac.kr, keithch@kist.re.kr
Research Topics/Interests
CMOS SPAD pixel circuits and arrays
Equivalent circuit modeling for CMOS SPADs
Single-photon avalanche diodes (SPADs)
Silicon photomultipliers (SiPMs) based on standard CMOS technology
PhD Candidate
[2024 - Present] Yonsei University - KIST association course (Co-Advisor: Prof. Woo-Young Choi)
Researcher
[2023 - 2024] Researcher with ADS Lab
M.S. Candidate
[2021 - 2023] Yonsei University - KIST association course (Co-Advisor: Prof. Woo-Young Choi)
Graduate Researcher
[2020 - 2021] Graduate researcher with ADS Lab
Email: dja1995@yonsei.ac.kr, dja1995@kist.re.kr
Research Topics/Interests
Efficiency improvement techniques for CMOS SPADs
Back-illuminated CMOS SPADs
Device simulation (TCAD)
Avalanche-mode LEDs (AM-LEDs)
PhD Candidate
[2023 - Present] Yonsei University - KIST association course (Co-Advisor: Prof. Woo-Young Choi)
Email: mark777k@yonsei.ac.kr, mark777k@kist.re.kr
Research Topics/Interests
Single-photon avalanche diodes (SPADs) in standard CMOS technology
SPAD pixel circuits
D-ToF/LiDAR systems
MS-PhD Candidate
[2023 - Present] Electrical and Electronic Engineering, Yonsei University (Co-Advisor: Prof. Woo-Young Choi)
Graduate Researcher
[2023.01. - 09.] Graduate researcher with ADS Lab
Undergraduate Researcher (Intern)
[2022.09. - 12.] Undergraduate researcher with ADS Lab
Email: sy.yook127@yonsei.ac.kr, sy.yook127@gmail.com, sy.yook@kist.re.kr
Research Topics/Interests
Single-photon avalanche diodes (SPADs) in standard CMOS technology
Performance improvement of CMOS SPADs
Reliability and lifetime evaluation of CMOS SPADs
M.S. Candidate
[2024 - Present] Electrical and Electronic Engineering, Yonsei University (Co-Advisor: Prof. Woo-Young Choi)
Undergraduate Researcher (Intern)
[2022.08. - 2023.02.] Undergraduate researcher with ADS Lab
Email: dewy@yonsei.ac.kr, doooheee@yonsei.ac.kr
Research Topics/Interests
Characterization and performance improvement of CMOS SPADs
Radiation hardness study of SPADs
Single-photon detectors for space applications
M.S. Candidate
[2025 - Present] Electrical and Electronic Engineering, Yonsei University (Co-Advisor: Dr. Dae-hwan Ahn)
Email: fff0807@naver.com
Research Topics/Interests
Integration of a photodetector on a waveguide
Heterogeneous integration of photonic devices on electronic devices using wafer bonding technology
Email: ejchun35@yonsei.ac.kr