A New Set Partitioning Method for Wavelet-based Image Coding. - Jeongjin Roh; David J. Miller 001 (ICIP (1), 1998)

Subband filtering scheme for analog and mixed-signal circuit testing. - Jeongjin Roh; Jacob A. Abraham (ITC, 1999)

Verification of Delta-Sigma Converters Using Adaptive Regression Modeling. - Jeongjin Roh; Suresh Seshadri; Jacob A. Abraham (ICCAD, 2000)

A Mixed-Signal BIST Scheme with Time-Division Multiplexing (TDM) Comparator and Counters. - Jeongjin Roh; Jacob A. Abraham (VLSI Design, 2000)

A Comprehensive TDM Comparator Scheme for Effective Analysis of Oscillation-Based Test. - Jeongjin Roh; Jacob A. Abraham (VTS, 2000)

Efficient loop-back testing of on-chip ADCs and DACs. - Hak-soo Yu; Jacob A. Abraham; Sungbae Hwang; Jeongjin Roh (ASP-DAC, 2003)

A comprehensive signature analysis scheme for oscillation-test. - Jeongjin Roh; Jacob A. Abraham (IEEE Trans. Comput. Aided Des. Integr. Circuits Syst., 2003)

Subband filtering for time and frequency analysis of mixed-signal circuit testing. - Jeongjin Roh; Jacob A. Abraham (IEEE Trans. Instrum. Meas., 2004)

High-performance error amplifier for fast transient DC-DC converters. - Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2005)

99-dB High-Performance Delta-Sigma Modulator for 20-kHz Bandwidth. - Youngkil Choi; Hyungdong Roh; Hyunseok Nam; Jeongjin Roh (DELTA, 2008)

A 0.9-V 60-µW 1-Bit Fourth-Order Delta-Sigma Modulator With 83-dB Dynamic Range. - Jeongjin Roh; San-Ho Byun; Youngkil Choi; Hyungdong Roh; Yi-Gyeong Kim; Jong-Kee Kwon (IEEE J. Solid State Circuits, 2008)

Class-D Audio Amplifier Using 1-Bit Fourth-Order Delta-Sigma Modulation. - Kyoungsik Kang; Jeongjin Roh; Youngkil Choi; Hyungdong Roh; Hyunsuk Nam; Songjun Lee (IEEE Trans. Circuits Syst. II Express Briefs, 2008)

A 0.6-V Delta-Sigma Modulator With Subthreshold-Leakage Suppression Switches. - Hyungdong Roh; Hyoungjoong Kim; Youngkil Choi; Jeongjin Roh; Yi-Gyeong Kim; Jong-Kee Kwon (IEEE Trans. Circuits Syst. II Express Briefs, 2009)

A 99-dB DR Fourth-Order Delta-Sigma Modulator for 20-kHz Bandwidth Sensor Applications. - Youngkil Choi; Jeongjin Roh; Hyungdong Roh; Hyunseok Nam; Songjun Lee (IEEE Trans. Instrum. Meas., 2009)

DC-DC switching converter with positive and negative outputs for active-matrix LCD bias. - Hyunseok Nam; Inseok Kim; Youngkook Ahn; Jeongjin Roh (IET Circuits Devices Syst., 2010)

A 0.018% THD+N, 88-dB PSRR PWM Class-D Amplifier for Direct Battery Hookup. - Youngkil Choi; Wonho Tak; Younghyun Yoon; Jeongjin Roh; Sunwoo Kwon; Jinseok Koh (IEEE J. Solid State Circuits, 2012)

A Bufferless Interface for Single-Ended ECM Sensors. - Youngkil Choi; Hyungdong Roh; Jeongjin Roh (IEEE Trans. Instrum. Meas., 2012)

An Input-Feedforward Multibit Adder-Less Delta -Sigma Modulator for Ultrasound Imaging Systems. - Youngjae Jung; Hyungdong Roh; Jeongjin Roh (IEEE Trans. Instrum. Meas., 2013)

A Multiphase Buck Converter With a Rotating Phase-Shedding Scheme For Efficient Light-Load Control. - Youngkook Ahn; Inho Jeon; Jeongjin Roh (IEEE J. Solid State Circuits, 2014)

A Current Regulator for Inverter-Based Massively Column-Parallel ΔΣ ADCs. - Jaejin Yeo; Yongsuk Choi; Jeongjin Roh; Gunhee Han; Youngcheol Chae; Seogheon Ham (IEEE Trans. Circuits Syst. II Express Briefs, 2014)

A True 0.4-V Delta-Sigma Modulator Using a Mixed DDA Integrator Without Clock Boosted Switches. - Younghyun Yoon; Hyungdong Roh; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2014)

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 4.2- ppm°C High-Order Curvature-Compensated CMOS Bandgap Reference. - Quanzhen Duan; Jeongjin Roh (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)

LDO regulator with high power supply rejection at 10 MHz. - Khurram Javed; Jeongjin Roh (IEICE Electron. Express, 2016)

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)

A 7.5-μW 0.08-mm2 single-ended SC delta-sigma ADC for acoustic sensor applications. - Quanzhen Duan; Zhidong Wang; Jeongjin Roh (Int. J. Circuit Theory Appl., 2016)

A Delta-Sigma Modulator for Low-Power Analog Front Ends in Biomedical Instrumentation. - Younghyun Yoon; Quanzhen Duan; Jaejin Yeo; Jeongjin Roh; Jongjin Kim 002; Dongwook Kim (IEEE Trans. Instrum. Meas., 2016)

Fast-transient DC-DC converter using a high-performance error amplifier with a rapid output-voltage control technique. - Khurram Javed; Jaejin Yeo; Jaeseong Lee 001; Jeongjin Roh (Int. J. Circuit Theory Appl., 2017)

A 17.4-b Delta-Sigma Capacitance-to-Digital Converter for One-Terminal Capacitive Sensors. - Youngjae Jung; Quanzhen Duan; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2017)

A Power Supply Rejection Compensated External Capacitor-Less Low Drop-Out Regulator. - Tian Guo 006; Jiho Moon; Jeongjin Roh (ISOCC, 2019)

A 20-MHz bandwidth, 75-dB dynamic range, continuous-time delta-sigma modulator with reduced nonidealities. - Seokjae Song; Jaeseong Lee 001; Jeongjin Roh (Int. J. Circuit Theory Appl., 2019)

Low-Power Fast-Transient Capacitor-Less LDO Regulator With High Slew-Rate Class-AB Amplifier. - Jun Tang 003; Jaeseong Lee 001; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

A High Slew-Rate Enhancement Class-AB Operational Transconductance Amplifier (OTA) for Switched-Capacitor (SC) Applications. - Jaedo Kim; Seokjae Song; Jeongjin Roh (IEEE Access, 2020)

60-V Non-Inverting Four-Mode Buck-Boost Converter With Bootstrap Sharing for Non-Switching Power Transistors. - Jiho Moon; Jaeseong Lee 001; Seungjin Kim; Gyeongha Ryu; Ju-Pyo Hong; Juhyun Lee; Haifeng Jin; Jeongjin Roh (IEEE Access, 2020)

A Constant On-Time Buck Converter with Fully Integrated Average Current Sensing Scheme. - Inho Jeon; Kyounghyun Min; Jinwoo Park; Jeongjin Roh; Deok-Ju Moon; Hyoung-Rae Kim (ISOCC, 2021)

300 mA LDO Using 0.94 μA IQ With an Additional Feedback Path for Buffer Turn-off Under Light-Load Conditions. - Inho Jeon; Tian Guo 006; Jeongjin Roh (IEEE Access, 2021)

100.5 dB SNDR Analog Front-End With a Resistor-Based Discrete-Time Delta-Sigma Modulator for Eliminating Switching Noise and Harmonics. - Seokjae Song; Jaedo Kim; Jeongjin Roh (IEEE Access, 2021)

A Current-Mode Four-Phase Synchronous Buck Converter With Dynamic Dead-Time Control. - Jun Tang 003; Tian Guo 006; Jung Sik Kim; Jeongjin Roh (IEEE Access, 2021)

A 0.9-μA Quiescent Current High PSRR Low Dropout Regulator Using a Capacitive Feed-Forward Ripple Cancellation Technique. - Tian Guo 006; Woobin Kang; Jeongjin Roh (IEEE J. Solid State Circuits, 2022)

A 2.16-μW Low-Power Continuous-Time Delta-Sigma Modulator With Improved-Linearity Gₘ for Wearable ECG Application. - Jaedo Kim; Quanzhen Duan; Jihun Choi; Chiho Song; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

Design of High PSRR Bandgap Reference Using Impedance-Splitting Negative-R-Assisted Technique. - Jung Sik Kim; Jeongjin Roh (ICECS, 2023)

Bootstrap Capacitor Charge Control Method for GaN-based 4-Switch Buck-Boost Converter. - Minseok Lee; Dongsu Lee; Jeongjin Roh (ICECS, 2023)

A 860.8-nW Low-Power Continuous-Time Delta-Sigma Modulator With Switched Resistors for Sensor Applications. - Jaedo Kim; Hwaseong Shin; Sangwook Na; Quanzhen Duan; Jeongjin Roh (ISCAS, 2023)

103.1-dB DR Switched-Resistor Delta-Sigma Modulator With Chopped Negative-R for Suppressing Low-Bandwidth Noise. - Hwaseong Shin; Quanzhen Duan; Jaedo Kim; Sangwook Na; Jeongjin Roh (IEEE Access, 2023)

A 13.5-nA Quiescent Current LDO With Adaptive Ultra-Low-Power Mode for Low-Power IoT Applications. - Jung Sik Kim; Khurram Javed; Kyounghyun Min; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

Design of a Low-Power and Area-Efficient LDO Regulator Using a Negative-R-Assisted Technique. - Jung Sik Kim; Khurram Javed; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

A Robust DT ∆Σ Modulator for High-Resolution Sensor Against Temperature Variations. - Jihun Choi; Sangwook Na; Taehun Kim; Jeongjin Roh (ISOCC, 2024)

A 464-nA Quiescent Current Buck Converter With 93.7% Peak Efficiency for IoT Devices. - Tian Guo 006; Quanzhen Duan; Minseok Lee; Jeongjin Roh (IEEE Trans. Ind. Electron., 2024)

A Less-Delay and Wide Conversion-Voltage-Range Level Shifter by Using Switched-Capacitor Technique for Power-Efficiency Health Electronics. - Quanzhen Duan; Tao Tao; Wuxiong Weng; Shengming Huang; Yuhua Liang; Jeongjin Roh; Xinpeng Xing (IEEE Trans. Consumer Electron., 2024)

A 54-nA Quiescent Current Capless LDO With -39-dB PSRR at 1 MHz Using a Load-Tracking Bandwidth Extension Technique. - Taehyun Kim; Byeongik Kim; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2024)

Automatic Tuning of Negative-R Circuit for High-Performance 95-dB DR 5-kHz Bandwidth Continuous-Time Delta-Sigma Modulator. - Hwaseong Shin; Seokjae Song; Hyunji Jeong; Quanzhen Duan; Jeongjin Roh (IEEE Trans. Circuits Syst. I Regul. Pap., 2024)

A High-PSRR NMOS LDO Regulator With Intrinsic Gain-Tracking Ripple Cancellation Technique. - Jung Sik Kim; Seunggyun Ha; Hongyup Jeong; Jeongjin Roh (IEEE Trans. Circuits Syst. I Regul. Pap., 2024)

High-Precision Built-In Phase Noise Measurement Circuit With a Hybrid ΔΣ Time-to-Digital Converter for SoC Clocking Applications. - Jihun Choi; Sangwook Na; Hojin Kim; Hyungdong Roh; Youngjae Cho; Michael Choi; Min-Seong Choo; Jeongjin Roh (IEEE Trans. Circuits Syst. II Express Briefs, 2024)

A 103.9-dB SNDR 5-kHz BW Continuous-Time Dynamic Zoom ADC with Switched Resistor Technique for Reducing Thermal Noise. - Jaedo Kim; Taehun Kim; Yeonhong Kim; Jeongjin Roh (ISCAS, 2025)

Ultralow-Power ECG Monitoring Sensor Based on a Continuous-Time Delta-Sigma Modulator With an On-Chip PMIC. - Jaedo Kim; Tian Guo 006; Quanzhen Duan; Jiho Moon; Yeonhong Kim; Jeongjin Roh (IEEE Trans. Instrum. Meas., 2025)