A 0.4 V 63 µW 76.1 dB SNDR 20 kHz Bandwidth Delta-Sigma Modulator Using a Hybrid Switching Integrator. - Younghyun Yoon; Danbi Choi; Jeongjin Roh (IEEE J. Solid State Circuits, 2015)

A 1.2 V 83 dB DR single-ended input SC ΔΣ modulator including a large-swing analog buffer for portable ECG applications. - Quanzhen Duan; Youngjae Jung; Danbi Choi; Jeongjin Roh; Jongpal Kim (Int. J. Circuit Theory Appl., 2016)