A fast radix-3 SAR analog-to-digital converter. - Long Chen 004; Manzur Rahman; Sha Liu; Nan Sun 001 (MWSCAS, 2013)

A hybrid SAR-VCO ΔΣ ADC with first-order noise shaping. - Arindam Sanyal; Kareem Ragab; Long Chen 004; T. R. Viswanathan 001; Shouli Yan; Nan Sun 001 (CICC, 2014)

A 24-µW 11-bit 1-MS/s SAR ADC with a bidirectional single-side switching technique. - Long Chen 004; Arindam Sanyal; Ji Ma; Nan Sun 001 (ESSCIRC, 2014)

Capacitor mismatch calibration for SAR ADCs based on comparator metastability detection. - Long Chen 004; Ji Ma; Nan Sun 001 (ISCAS, 2014)

Algorithm and implementation of digital calibration of fast converging Radix-3 SAR ADC. - Manzur Rahman; Long Chen 004; Nan Sun 001 (ISCAS, 2014)

A 10.5-b ENOB 645 nW 100kS/s SAR ADC with statistical estimation based noise reduction. - Long Chen 004; Xiyuan Tang; Arindam Sanyal; Yeonam Yoon; Jie Cong; Nan Sun 001 (CICC, 2015)

A 0.04-mm2 0.9-mW 71-dB SNDR distributed modular AS ADC with VCO-based integrator and digital DAC calibration. - Yeonam Yoon; Kyoungtae Lee; Sungjin Hong; Xiyuan Tang; Long Chen 004; Nan Sun 001 (CICC, 2015)

Digital Background Calibration for Pipelined ADCs Based on Comparator Decision Time Quantization. - Kareem Ragab; Long Chen 004; Arindam Sanyal; Nan Sun 001 (IEEE Trans. Circuits Syst. II Express Briefs, 2015)

Dynamic Element Matching With Signal-Independent Element Transition Rates for Multibit ΔΣ Modulators. - Arindam Sanyal; Long Chen 004; Nan Sun 001 (IEEE Trans. Circuits Syst. I Regul. Pap., 2015)

A 10-b 750µW 200MS/s fully dynamic single-channel SAR ADC in 40nm CMOS. - Xiyuan Tang; Long Chen 004; Jeonggoo Song; Nan Sun 001 (ESSCIRC, 2016)

Comparator common-mode variation effects analysis and its application in SAR ADCs. - Long Chen 004; Arindam Sanyal; Ji Ma; Xiyuan Tang; Nan Sun 001 (ISCAS, 2016)

A 1.5fJ/conv-step 10b 100kS/s SAR ADC with gain-boosted dynamic comparator. - Xiyuan Tang; Long Chen 004; Jeonggoo Song; Nan Sun 001 (A-SSCC, 2017)

A pipelined SAR ADC reusing the comparator as residue amplifier. - Miguel Gandara; Wenjuan Guo; Xiyuan Tang; Long Chen 004; Yeonam Yoon; Nan Sun 001 (CICC, 2017)

A 0.7-V 0.6-µW 100-kS/s Low-Power SAR ADC With Statistical Estimation-Based Noise Reduction. - Long Chen 004; Xiyuan Tang; Arindam Sanyal; Yeonam Yoon; Jie Cong; Nan Sun 001 (IEEE J. Solid State Circuits, 2017)

A 0.95-mW 6-b 700-MS/s Single-Channel Loop-Unrolled SAR ADC in 40-nm CMOS. - Long Chen 004; Kareem Ragab; Xiyuan Tang; Jeonggoo Song; Arindam Sanyal; Nan Sun 001 (IEEE Trans. Circuits Syst. II Express Briefs, 2017)

A Second-Order Noise-Shaping SAR ADC With Passive Integrator and Tri-Level Voting. - Haoyu Zhuang; Wenjuan Guo; Jiaxin Liu; He Tang; Zhangming Zhu; Long Chen 004; Nan Sun 001 (IEEE J. Solid State Circuits, 2019)