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2020 – today
- 2024
[j4]Tianxiang Qu
, Peizhuo Wang, Liangbo Lei, Zhiliang Hong, Jiawei Xu:
A 136-GΩ Input-Impedance Active Electrode for Non-Contact Biopotential Signals Monitoring. IEEE J. Solid State Circuits 59(2): 364-374 (2024)- [j3]Liheng Liu, Tianxiang Qu, Pengjie Wang, Yao Zhang, Shunmin Wu, Zhiliang Hong, Jiawei Xu:
A 2.2μW PWM-Based Time-Domain Sensor Interface With 540mVpp Input Signal Range, 81.6dB SNDR and 80MΩ Input Impedance. IEEE Trans. Circuits Syst. II Express Briefs 71(4): 1904-1908 (2024) - [c9]Qinjing Pan, Qi Luo, Tianxiang Qu, Liheng Liu, Xiao Li, Min Chen, Zhiliang Hong, Jiawei Xu:
A 97.3dB SNR Bioimpedance AFE with -84dB THD Segmented-ΔΣM Sinusoidal Current Generator and Passing-Through Instrumentation Amplifier. VLSI Technology and Circuits 2024: 1-2 - 2023
- [j2]Tianxiang Qu, Qinjing Pan, Liheng Liu, Xiaoyang Zeng, Zhiliang Hong, Jiawei Xu:
A 1.8-GΩ Input-Impedance 0.15-μV Input-Referred-Ripple Chopper Amplifier With Local Positive Feedback and SAR-Assisted Ripple Reduction. IEEE J. Solid State Circuits 58(3): 796-805 (2023) - [j1]Qinjing Pan, Tianxiang Qu, Biao Tang, Fei Shan, Zhiliang Hong, Jiawei Xu:
A 0.5-mΩ/√Hz Dry-Electrode Bioimpedance Interface With Current Mismatch Cancellation and Input Impedance of 100 MΩ at 50 kHz. IEEE J. Solid State Circuits 58(6): 1735-1745 (2023) - [c8]Tianxiang Qu, Qinjing Pan, Biao Tang, Zhiliang Hong, Jiawei Xu:
A 7.5GΩ-Input-Impedance 109dB-Total-CMRR and 80VPP-CMI-Tolerance Instrumentation Amplifier for Dry-Contact Two-Electrode ECG Monitoring. BioCAS 2023: 1-4 - [c7]Tian Dong, Tianxiang Qu, Wenhui Qin, Yaohua Pan, Yun Sheng, Zhiliang Hong, Jiawei Xu:
A 3.5MHz-BW 128nTrms Resolution TMR Readout Using Ping-Pong Auto-Zeroing and SAR-Assisted Offset Calibration for Contactless Current Sensing. ESSCIRC 2023: 1-4 - [c6]Hongyu Tian, Tianxiang Qu, Ting Yi, Zhiliang Hong, Jiawei Xu:
A 1.9μVrms 7.7ppm/°C ADC Reference with 20mA Output Current and Single-Trim Inaccuracy of ±0.03%(3σ) from -40°C to 125°C. ESSCIRC 2023: 93-96 - 2022
- [c5]Liheng Liu, Tianxiang Qu, Pengjie Wang, Yao Zhang, Zhiliang Hong, Jiawei Xu:
A 0.8V/0.6V 2.2μW Time-Domain Analog Front-End with $540\text{mV}_{\text{pp}}$ Input Range, 81.6dB SNDR and $80\mathrm{M}\Omega$ Input Impedance. CICC 2022: 1-2 - [c4]Tianxiang Qu, Qinjing Pan, Xiaoyang Zeng, Zhiliang Hong, Jiawei Xu:
A 1.8GΩ-Input-Impedance 0.15µV-Input-Referred-Ripple Chopper Amplifier with Local Positive Feedback and SAR-Assisted Ripple Reduction. CICC 2022: 1-2 - [c3]Peizhuo Wang, Tianxiang Qu, Liangbo Lei, Zhiliang Hong, Jiawei Xu:
A 136GΩ-Input-Impedance Active Electrode for Non-Contact ECG Using Auto-Calibrated Positive Feedback and Capacitance Scaling in Femtofarad Resolution. ESSCIRC 2022: 433-436 - [c2]Qinjing Pan, Tianxiang Qu, Biao Tang, Fei Shan, Zhiliang Hong, Jiawei Xu:
A 0.5mΩ/√Hz 106dB SNR 0.45cm2 Dry-Electrode Bioimpedance Interface with Current Mismatch Cancellation and Boosted Input Impedance of 100MΩ at 50kHz. ISSCC 2022: 332-334 - [c1]Yongqian Du, Jiahao Chen, Guifang Li, Kai Han, Tianxiang Qu, Shibin Liu:
Integrated Self-Interference Suppression for Single Antenna Full-Duplex without Circulator. NEWCAS 2022: 75-79
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