Hyungdong Roh

A 0.9-V 60-$\mu{\hbox {W}}$ 1-Bit Fourth-Order Delta-Sigma Modulator With 83-dB Dynamic Range

Jeongjin Roh, Sanho Byun, Youngkil Choi et al. · IEEE Journal of Solid-State Circuits · 2008 · 167 citations

Positive Feedback, 83-Db Dynamic Range, Analog-to-digital Converter +6

Class-D Audio Amplifier Using 1-Bit Fourth-Order Delta-Sigma Modulation

Kyoung-Sik Kang, Jeongjin Roh, Youngkil Choi et al. · IEEE Transactions on Circuits & Systems II Express Briefs · 2008 · 40 citations

Digital Audio, Analog-to-digital Converter, Data Converter +8

A 0.6-V Delta–Sigma Modulator With Subthreshold-Leakage Suppression Switches

Hyungdong Roh, Hyoungjoong Kim, Youngkil Choi et al. · IEEE Transactions on Circuits & Systems II Express Briefs · 2009 · 38 citations

Low-power Electronics, Electrical Engineering, Core Chip Size +9

A 0.8-V 816-nW delta–sigma modulator for low-power biomedical applications

Hyungdong Roh, Hyuntae Lee, Youngkil Choi et al. · Analog Integrated Circuits and Signal Processing · 2009 · 28 citations

Low-power Electronics, Electrical Engineering, Biomedical Sensors +6

A 99-dB DR Fourth-Order Delta–Sigma Modulator for 20-kHz Bandwidth Sensor Applications

Youngkil Choi, Jeongjin Roh, Hyungdong Roh et al. · IEEE Transactions on Instrumentation and Measurement · 2009 · 20 citations

Electrical Engineering, Chip Core Area, Engineering +8