The Korean Society for Brain and Neural Sciences Annual Meeting, Incheon, S. Korea

The Korean Retina Society Annual Meeting, Seoul, South Korea (Online)

Korean Artificial Vision Research Society, Seoul, South Korea (Online)

Yonsei University, Dept. of Materials Sci. and Eng., Seoul, South Korea (Online)

Ajou University, Dept. of Materials Science and Engineering, Suwon, South Korea

Stanford University, Mini-symposium on Retinal Prosthetics, Stanford, CA (Online)

DGIST (Daegu Gyeongbuk Institute of Science and Technology), Dept. of Information & Communication Engineering, Daegu, South Korea

KIT (Korea Institute of Toxicology), Daejeon, South Korea

KBRI (Korea Brain Research Institute), Daegu, South Korea

KIST, Post-silicon Semiconductor Institute, Seoul, South Korea

ICAN (Intl. Conf. for Advanced Neurotechnology), Seoul, South Korea

Dankook University, Dept. of Electronics and Elec. Eng., Yongin, South Korea

Sogang University, Dept. of Electronic Engineering, Seoul, South Korea

Yonsei University, Dept. of Materials Sci. and Eng., Seoul, South Korea

Yonsei University, Dept. of Mechanical Engineering, Seoul, South Korea