30.1 A Scalable N-Step Equal Split SSHI Piezoelectric Energy Harvesting Circuit Achieving 1170% Power Extraction Improvement and 22nA Quiescent Current with a $ mathbf{1 mu{H}-{to}-10 mu H}$ Low Q Inductor. - Yeon-Woo Jeong; Seung-Ju Lee; Jong-Hun Kim; Mun-Jung Cho; Hwa-Soo Kim; Se-Un Shin (ISSCC, 2023)

A 95.3% 5V-to-32V Wide Range 3-Level Current Mode Boost Converter with Fully State-based Phase Selection Achieving Simultaneous High-Speed $ mathbf{V}_{ text{CF}}$ Balancing and Smooth Transition. - Seung-Ju Lee; Yean-Woo Jeong; Mun-Jung Cho; Jong-Hun Kim; Hwa-Soo Kim; Jun-Suk Bang; Se-Un Shin (ISSCC, 2023)

A Programming-Free Three-Dimensional Resonant Current-Mode Wireless Receiver with Real-Time Link-Adaptivity and a 0.904cm3 Receiver Coil for Implantable Systems. - Jong-Hun Kim; Seung-Ju Lee; Yeon-Woo Jeong; Mun-Jung Cho; Min-Sik Kim; Myeong-Ho Kim; Se-Un Shin (ISSCC, 2025)