7.2 243.3pJ/pixel bio-inspired time-stamp-based 2D optic flow sensor for artificial compound eyes. - Seokjun Park; Jihyun Cho; Kyuseok Lee; Euisik Yoon (ISSCC, 2014)

12.3 PWM buck converter with >80% PCE in 45μA-to-4mA loads using analog-digital hybrid control for impiantale biomedical systems. - Sung-Yun Park; Jihyun Cho; Kyuseok Lee; Euisik Yoon (ISSCC, 2015)

A PWM Buck Converter With Load-Adaptive Power Transistor Scaling Scheme Using Analog-Digital Hybrid Control for High Energy Efficiency in Implantable Biomedical Systems. - Sung-Yun Park; Jihyun Cho; Kyuseok Lee; Euisik Yoon (IEEE Trans. Biomed. Circuits Syst., 2015)

Dynamic Power Reduction in Scalable Neural Recording Interface Using Spatiotemporal Correlation and Temporal Sparsity of Neural Signals. - Sung-Yun Park; Jihyun Cho; Kyuseok Lee; Euisik Yoon (IEEE J. Solid State Circuits, 2018)