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)

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)

A 300-mA load CMOS low-dropout regulator without an external capacitor for SoC and embedded applications. - Shengming Huang; Quanzhen Duan; Tian Guo 006; Yaping Cheng; Jiaqi Yin; Yuemin Ding (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 7.4 μW Temperature Detecting Circuit for Battery Monitoring System. - Yanfei Ma; Zhen Meng; Shengming Huang; Yuemin Ding; Quanzhen Duan (APCCAS, 2018)

Upper-Middleware Development of Smart Energy Profile 2.0 for Demand-Side Communications in Smart Grid. - Yaqi Lu; Yuemin Ding; Quanzhen Duan; Xiaohui Li 003; Yu-Chu Tian (IECON, 2018)

A Crowdsourcing-based Localization Scheme with Ultra-Wideband Communication. - Bin Shi; Yujie Hu; Quanzhen Duan; Li Han; Yuemin Ding (IECON, 2020)

A -4-4 V Input Common-Mode Range Bidirectional Current Shunt Monitor. - Shengming Huang; Peijun Liu; Quanzhen Duan; Yuemin Ding; Zhen Meng (J. Circuits Syst. Comput., 2020)

A 2.1 ppm/°C, 0.55-2.4 V, 5.6 nW, 235 mV, CMOS-only subthreshold voltage reference. - Quanzhen Duan; Chenxi Lin; Peiju Liu; Shengming Huang; Zhen Meng (Microelectron. J., 2021)

A 14-bit 40-MS/s Split-DAC based SAR ADC in 65 nm CMOS. - Wenjie Liang; Quanzhen Duan (Microelectron. J., 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)

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 novel-16-60 V input common-mode voltage current-shunt monitor. - Quanzhen Duan; Ying Duan; Dameng Kong; Liwei Li; Shengming Huang (Microelectron. J., 2023)

A Switched-Capacitor, Integrator-Multiplexing, Second-Order Delta-Sigma Modulator Featuring a Single Differential Difference Amplifier for Portable EEG Application. - Quanzhen Duan; Dameng Kong; Chenxi Lin; Shengming Huang; Zhen Meng; Yuemin Ding (J. Circuits Syst. Comput., 2023)

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)

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)

Derivation of Modular Multiple-Input Multiple-Output Converters with Flexible Output Forms and Simple Control. - Zhigao Liang; Xiaolu Lucia Li; Quanzhen Duan (ISCAS, 2025)

A 100.2-dB SNDR Active-Passive Continuous-Time ΔΣ Modulator With Calibrated Negative-R. - Musen Lin; Han Wang; Ruikai Fan; Hongyan Fu 001; Quanzhen Duan; Xinpeng Xing (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)