Sehwan Lee, Taeryoung Seol, Geunha Kim, Minyoung Song, Gain Kim, Jong-Hyeok Yoon, Arup K. George, Junghyup Lee, “A 97dB-PSRR 178.4dB-FOMDR Calibration-Free VCO-ΔΣ ADC Using a PVT-Insensitive Frequency-Locked Differential Regulation Scheme for Multi-Channel ExG Acquisition” Proc. IEEE Symp. VLSI Circuits (VLSIC), June. 2024 (One of the world’s 3 top semiconductor conferences)​