A 0.6mW 31MHz 4th-order low-pass filter with +29dBm IIP3 using self-coupled source follower based biquads in 0.18µm CMOS. - Yang Xu 005; Spencer Leuenberger; Praveen Kumar Venkatachala; Un-Ku Moon (VLSI Circuits, 2016)

A 74.33 dB SNDR 20 MSPS 2.74 mW pipelined ADC using a dynamic deadzone ring amplifier. - Spencer Leuenberger; Jason Muhlestein; Hyuk Sun; Praveen Kumar Venkatachala; Un-Ku Moon (CICC, 2017)

A multi-path ring amplifier with dynamic biasing. - Jason Muhlestein; Farshad Farahbakhshian; Praveen Kumar Venkatachala; Un-Ku Moon (ISCAS, 2017)

Voltage domain correction technique for timing skew errors in time interleaved ADCs. - Praveen Kumar Venkatachala; Ahmed ElShater; Yang Xu 005; Manar El-Chammas; Un-Ku Moon (ISCAS, 2017)

A highly compact wideband continuous-time transimpedance low-pass filter. - Yang Xu 005; Praveen Kumar Venkatachala; Un-Ku Moon (ISCAS, 2017)

A Power Efficient SAR Algorithm for High Resolution ADCs. - Calvin Lee 001; Spencer Leuenberger; Praveen Kumar Venkatachala; Ahmed ElShater; Michael Oatman; Bohui Xiao; Un-Ku Moon (ISCAS, 2018)

An Empirical Study of the Settling Performance of Ring Amplifiers for Pipelined ADCs. - Spencer Leuenberger; Praveen Kumar Venkatachala; Ahmed ElShater; Michael Oatman; Calvin Lee 001; Bohui Xiao; Un-Ku Moon (ISCAS, 2018)

Process Invariant Biasing of Ring Amplifiers Using Deadzone Regulation Circuit. - Praveen Kumar Venkatachala; Spencer Leuenberger; Ahmed ElShater; Calvin Lee 001; Yang Xu 005; Bohui Xiao; Michael Oatman; Un-Ku Moon (ISCAS, 2018)

Passive Compensation for Improved Settling and Large Signal Stabilization of Ring Amplifiers. - Praveen Kumar Venkatachala; Spencer Leuenberger; Ahmed ElShater; Calvin Lee 001; Jason Muhlestein; Bohui Xiao; Michael Oatman; Un-Ku Moon (ISCAS, 2018)

Power Optimized Comparator Selecting Method For Stochastic ADC. - Bohui Xiao; Spencer Leuenberger; Praveen Kumar Venkatachala; Ahmed ElShater; Calvin Lee 001; Michael Oatman; Un-Ku Moon (ISCAS, 2018)

An 80mA Capacitor-Less LDO with 6.5µA Quiescent Current and No Frequency Compensation Using Adaptive-Deadzone Ring Amplifier. - Bohui Xiao; Praveen Kumar Venkatachala; Yang Xu 005; Ahmed ElShater; Calvin Yoji Lee; Spencer Leuenberger; Qadeer Ahmad Khan; Un-Ku Moon (A-SSCC, 2019)

Gm-Free Assisted Opamp Technique for Continuous Time Delta-Sigma Modulators. - Ahmed ElShater; Calvin Y. Lee; Praveen Kumar Venkatachala; Mohamed Dessouky; Un-Ku Moon (ISCAS, 2019)

Application of Ring-Amplifiers for Low-Power Wide-Bandwidth Digital Subsampling ADC-PLL. - Calvin Yoji Lee; Ahmed ElShater; Praveen Kumar Venkatachala; Hang Hu 009; Bohui Xiao; Un-Ku Moon (ISCAS, 2019)

Cascoded Ring Amplifiers for High Speed and High Accuracy Settling. - Calvin Yoji Lee; Praveen Kumar Venkatachala; Ahmed ElShater; Bohui Xiao; Hang Hu 009; Un-Ku Moon (ISCAS, 2019)

A 10mW 16b 15MS/s Two-Step SAR ADC with 95dB DR Using Dual-Deadzone Ring-Amplifier. - Ahmed ElShater; Calvin Yoji Lee; Praveen Kumar Venkatachala; Jason Muhlestein; Spencer Leuenberger; Kazuki Sobue; Koichi Hamashita; Un-Ku Moon (ISSCC, 2019)

A 10-mW 16-b 15-MS/s Two-Step SAR ADC With 95-dB DR Using Dual-Deadzone Ring Amplifier. - Ahmed ElShater; Praveen Kumar Venkatachala; Calvin Yoji Lee; Jason Muhlestein; Spencer Leuenberger; Kazuki Sobue; Koichi Hamashita; Un-Ku Moon (IEEE J. Solid State Circuits, 2019)

gm/ID-Based Frequency Compensation of CMOS Two-Stage Operational Amplifiers. - Chaiyanut Aueamnuay; Ajmal Vadakkan Kayyil; Narayana Bhagirath Thota; Praveen Kumar Venkatachala; David J. Allstot (ISCAS, 2020)

A Charge-Domain Switched-Gm-C Band-Pass Filter Using Interleaved Semi-Passive Charge-Sharing Technique. - Yang Xu 005; Praveen Kumar Venkatachala; Yue Hu; Spencer Leuenberger; Gabor C. Temes; Un-Ku Moon (IEEE Trans. Circuits Syst. I Regul. Pap., 2020)

A Pseudo-Pseudo-Differential ADC Achieving 105dB SNDR in 10kHz Bandwidth Using Ring Amplifier Based Integrators. - Calvin Yoji Lee; Praveen Kumar Venkatachala; Ahmed ElShater; Un-Ku Moon (IEEE Trans. Circuits Syst. II Express Briefs, 2021)

A Rail-to-Rail 12 MS/s 91.3 dB SNDR 94.1 dB DR Two-Step SAR ADC With Integrated Input Buffer Using Predictive Level-Shifting. - Manxin Li; Calvin Yoji Lee; Praveen Kumar Venkatachala; Ahmed ElShater; Yuichi Miyahara; Kazuki Sobue; Koji Tomioka; Un-Ku Moon (IEEE J. Solid State Circuits, 2023)