Analysis and design of high performance frequency-interleaved ADC. - Lei Qiu 002; Yuanjin Zheng; Liter Siek (ISCAS, 2013)

A statistic based time skew calibration method for time-interleaved ADCs. - Lei Qiu 002; Yuanjin Zheng; Di Zhu 003; Liter Siek (ISCAS, 2014)

High accuracy time-mode duty-cycle-modulation-based temperature sensor for energy efficient system applications. - Di Zhu 003; Jiacheng Wang 001; Liter Siek; Chiang Liang Kok; Lei Qiu 002; Yuanjin Zheng (ISIC, 2014)

A digital time skew calibration technique for time-interleaved ADCs. - Lei Qiu 002; Kai Tang 002; Yuanjin Zheng; Liter Siek (ISCAS, 2015)

A 10-bit 1GS/s 4-way TI SAR ADC with tap-interpolated FIR filter based time skew calibration. - Lei Qiu 002; Kai Tang 002; Yan Zhu 001; Liter Siek; Yuanjin Zheng; Seng-Pan U (A-SSCC, 2016)

Live demonstration: A Ku-band FMCW synthetic aperture radar transceiver for micro-UAVs. - Yong Wang; Liheng Lou; Bo Chen 014; Kai Tang 002; Ying Zhang; Lei Qiu 002; Supeng Liu; Yuanjin Zheng (ISCAS, 2016)

13.2 A Ku-band 260mW FMCW synthetic aperture radar TRX with 1.48GHz BW in 65nm CMOS for micro-UAVs. - Yong Wang; Kai Tang 002; Ying Zhang; Liheng Lou; Bo Chen 014; Supeng Liu; Lei Qiu 002; Yuanjin Zheng (ISSCC, 2016)

Multichannel Time Skew Calibration for Time-Interleaved ADCs Using Clock Signal. - Lei Qiu 002; Yuanjin Zheng; Liter Siek (Circuits Syst. Signal Process., 2016)

A Filter Bank Mismatch Calibration Technique for Frequency-Interleaved ADCs. - Lei Qiu 002; Yuanjin Zheng; Liter Siek (Circuits Syst. Signal Process., 2016)

A Flexible-Weighted Nonbinary Searching Technique for High-Speed SAR-ADCs. - Lei Qiu 002; Kai Tang 002; Yuanjin Zheng; Liter Siek (IEEE Trans. Very Large Scale Integr. Syst., 2016)

Design of 1.8-mW PLL-Free 2.4-GHz Receiver Utilizing Temperature-Compensated FBAR Resonator. - Keping Wang; Lei Qiu 002; Jabeom Koo; Richard C. Ruby; Brian Otis (IEEE J. Solid State Circuits, 2018)

A Linearity-Improved 8-bit 320-MS/s SAR ADC With Metastability Immunity Technique. - Daiguo Xu; Lei Qiu 002; Zhengping Zhang; Tao Liu; Lu Liu; Kairang Chen; Shiliu Xu (IEEE Trans. Very Large Scale Integr. Syst., 2018)

A 16-mW 1-GS/s With 49.6-dB SNDR TI-SAR ADC for Software-Defined Radio in 65-nm CMOS. - Lei Qiu 002; Kai Tang 002; Yuanjin Zheng; Liter Siek; Yan Zhu 001; Seng-Pan U (IEEE Trans. Very Large Scale Integr. Syst., 2018)

A High-Speed 2-bit/Cycle SAR ADC With Time-Domain Quantization. - Lei Qiu 002; Chuanshi Yang; Keping Wang; Yuanjin Zheng (IEEE Trans. Very Large Scale Integr. Syst., 2018)

A Low Power Analog Front-end for Ultrasound Receiver. - Chuanshi Yang; Kai Tang 002; Lei Qiu 002; Zhongyuan Fang; Yuanjin Zheng (SoCC, 2019)

An Adaptive Beamforming Technique for UWB Impulse Transceiver. - Lei Qiu 002; Supeng Liu; Zhongyuan Fang; Yuanjin Zheng (IEEE Trans. Circuits Syst. II Express Briefs, 2019)

A Linearity-Enhanced 10-Bit 160-MS/s SAR ADC With Low-Noise Comparator Technique. - Daiguo Xu; Hequan Jiang; Lei Qiu 002; Xiaoquan Yu; Jianan Wang; Zhengping Zhang; Can Zhu; Shiliu Xu (IEEE Trans. Very Large Scale Integr. Syst., 2019)

A Low Power Pre-Setting Based Sub-Radix-2 Approximation for Multi-bit/cycle SAR ADCs. - Lei Qiu 002; Keping Wang; Chuanshi Yang; Yuanjin Zheng (IEEE Access, 2020)

A 16-bit 8-MS/s SAR ADC with a foreground calibration and hybrid-charge-supply power structure. - Zhenwei Zhang; Lei Qiu 002; Yi Shan; Yemin Dong (IEICE Electron. Express, 2020)

A Low-Profile High-Efficiency Fast Battery Charger With Unifiable Constant-Current and Constant-Voltage Regulation. - Yong Qu; Wei Shu; Lei Qiu 002; Yen-Cheng Kuan; Shiuh-Hua Wood Chiang; Joseph S. Chang (IEEE Trans. Circuits Syst., 2020)

Background Calibration of Bit Weights in Pipelined-SAR ADCs Using Paired Comparators. - Jie Sun 020; Minglei Zhang; Lei Qiu 002; Jianhui Wu 001; Weiqiang Liu 001 (IEEE Trans. Very Large Scale Integr. Syst., 2020)

An Area-Efficient SAR ADC With Mismatch Error Shaping Technique Achieving 102-dB SFDR 90.2-dB SNDR Over 20-kHz Bandwidth. - Chuanshi Yang; Erik Olieman; Alphons Litjes; Lei Qiu 002; Kai Tang 002; Yuanjin Zheng; Robert H. M. van Veldhoven (IEEE Trans. Very Large Scale Integr. Syst., 2021)

A Highly Area-Efficient Switching Scheme based on Charge Sharing and Capacitor Holding for SAR ADCs. - Yifu Guo; Lei Qiu 002; Bingbing Yao (Circuits Syst. Signal Process., 2022)

A 98.6 dB SNDR SAR ADC With a Mismatch Error Shaping Technique Implemented With Double Sampling. - Chuanshi Yang; Lei Qiu 002; Kai Tang 002; Yuanjin Zheng (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

A 250 MS/s 65.8-dB SNDR SAR ADC With Cross-Phase Common-Mode Feedback and Reconfigurable Inverter-Based Preamplifier in 28-nm CMOS. - Bingbing Yao; Lei Qiu 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

dToF LIDAR System Using Addressable Multi-Channel VCSEL Transmitter, 128x80 SPAD Sensor, and ML-Based Object Detection for Adaptive Beam-Steering. - Yifan Wu 009; Sifan Zhou; Miao Sun; Tao Xia; Jian Qian; Lei Wang 187; Shi Shi; Lebei Cui; Chill Wang; Yuan Li; Hengwei Yu; Zhihong Lin; et al. (CICC, 2023)

A Output Code Density Histograms Based Calibration Algorithm of Capacitor Mismatch for SAR ADC. - Hui Hu; Lei Qiu 002; Bingbing Yao (ICTA, 2023)

A 2KSPS 123dB Dynamic-Range SPAD-based Optical Sensor SoC with On-chip Auto-Gain-Control and FFT Processor for 100 μlux Light Illuminance and Flicker Detection. - Yifan Wu 009; Jier Wang; Hengwei Yu; Long Wang; Miao Sun; Zhihong Lin; Xiangyu Fang; Mengxin Yu; Jiqing Xu; Lei Qiu 002; Patrick Chiang 001; Shenglong Zhuo (ISCAS, 2023)

A Boundary Mixing Architecture for Two-Channel Frequency-Interleaving Analog-to-Digital Converters. - Wenli Xu; Zihao Du; Lei Qiu 002 (IEEE Access, 2023)

A High-Speed Low-Noise Comparator With Auxiliary-Inverter-Based Common Mode-Self-Regulation for Low-Supply-Voltage SAR ADCs. - Lei Qiu 002; Tianyi Meng; Bingbing Yao; Zihao Du; Xiaohua Yuan (IEEE Trans. Very Large Scale Integr. Syst., 2023)

Solid-State dToF LiDAR System Using an Eight-Channel Addressable, 20-W/Ch Transmitter, and a 128 × 128 SPAD Receiver With SNR-Based Pixel Binning and Resolution Upscaling. - Shenglong Zhuo; Tao Xia; Lei Zhao; Miao Sun; Yifan Wu 009; Lei Wang 187; Hengwei Yu; Jiqing Xu; Jier Wang; Zhihong Lin; Yuan Li; Lei Qiu 002; et al. (IEEE J. Solid State Circuits, 2023)

A 40nm 2TOPS/W Depth-Completion Neural Network Accelerator SoC With Efficient Depth Engine for Realtime LiDAR Systems. - Miao Sun; Yingjie Cao; Jian Qian; Jie Li; Sifan Zhou; Ziyu Zhao; Yifan Wu 009; Tao Xia; Yajie Qin; Lei Qiu 002; Shunli Ma; Patrick Yin Chiang; et al. (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

A Low-Power Common-Mode Detector with PVT-Compensation Technique for Dynamic Amplifier in Delta-Sigma Modulator. - Yifu Guo; Lei Qiu 002 (Circuits Syst. Signal Process., 2023)

Capacitor Mismatch Calibration of a 16-Bit SAR ADC Using Optimized Segmentation and Shuffling Scheme. - Zihao Du; Bingbing Yao; Wenli Xu; Xiaopan Wang; Hui Hu; Lei Qiu 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2023)

A Speed-Enhancement Technique Based on Single-Node-Detection and Bulk-Driven for Inverter-Based Amplifier in Switched-Capacitor Integrator. - Yifu Guo; Lei Qiu 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2024)

A Reference Assisted Background Calibration Technique With Constant Input Impedance for Time-Interleaved ADCs. - Wenli Xu; Bingbing Yao; Qide Cheng; Zihao Du; Lei Qiu 002 (IEEE Trans. Circuits Syst. II Express Briefs, 2024)

The Photoacoustic Quality-Enhancement Neural Network Processor with the Scalable and End-to-End Architecture by Improving the Sparsity Level. - Miao Sun; Zhengyuan Zhang; Jie Ma; Caijie Liang; Boyi Dong; Yange Wang; Zhongzhiguang Lu; Yahui Li; Xiangjun Yin; Shenglong Zhuo; Yifan Wu 009; Yingjie Cao; et al. (ISCAS, 2025)

A Signal-Independent Background Calibration Technique for Time-Interleaved ADCs. - Wenli Xu; Zihao Du; Shenglong Zhuo; Lei Qiu 002 (Circuits Syst. Signal Process., 2025)

A 16-Bit 1.6-kS/s ΔΣ Modulator Based on Folded-Cascode Dynamic Amplifier With Speed Enhancement and PVT-Tracking Techniques. - Yifu Guo; Zhongxiao Tian; Likai Shen; Hanbo Yu; Lei Qiu 002; Bingbing Yao (IEEE Trans. Circuits Syst. II Express Briefs, 2025)

A Histogram-Based Calibration Algorithm of Capacitor Mismatch for SAR ADCs. - Hui Hu; Bingbing Yao; Yi Shan; Lei Qiu 002 (IEEE Trans. Very Large Scale Integr. Syst., 2025)

An Adaptive Beam-Steering dToF LiDAR System Using Addressable Multi-Channel VCSEL Transmitter, 128 × 80 SPAD Sensor, and ML-Based Edge-Computing Object Detection. - Yifan Wu 009; Miao Sun; Sifan Zhou; Tao Xia; Lei Wang 187; Jier Wang; Yuan Li; Ming Zhong; Rui Bai 001; Xuefeng Chen 004; Yuanjin Zheng; Patrick Yin Chiang; et al. (IEEE Trans. Circuits Syst. I Regul. Pap., 2025)