Tianxiang Qu

25 papers Journal 13Unranked 12
YearRankTypeTitle / Venue / Authors
2026 — conf
21.3 A Temperature- and Aging-Compensated TMR Current Sensor with ±0.13% Sensitivity Variation from -40°C to 120°C.
ISSCC
Tianxiang Qu, Nan Wang, Kaiwen Zhou, Jiayao Liu, Longxi Xiang, Mingqian Sun, Zhiliang Hong, Xiaoyang Zeng, Jiawei Xu
2026 — conf
4.1 A 0.64mA, -108.2dB THD+N Class-D Amplifier with Neural-Assisted Pre-Reconfiguration for Smart Power Optimization.
ISSCC
Kaiwen Zhou, Yuxiang Tang, Zhongqiu Shen, Xuecheng Yang, Tianxiang Qu, Yiming Wang, Shen Ye, Zhiliang Hong, Jiawei Xu
2025 J jnl
A 0.86 mW 17 fA/√Hz, 129-dB DR Current-Sensing Front-End for Under-Display Ambient Light Sensor With Zero-Compensated Logarithmic TIA.
IEEE Solid State Circuits Lett.
Liheng Liu, Tianxiang Qu, Hao Li, Dan Li, Gan Guo, Zhiliang Hong, Jiawei Xu
2025 J jnl
A 101-dB DR 2.2GΩ-Input-Impedance Direct Digitization ExG Front-End With Δ-Modulation.
IEEE Trans. Biomed. Circuits Syst.
Yuying Li, Hao Li, Tianxiang Qu, Qi Liu, Zhiliang Hong, Jiawei Xu
2025 J jnl
A 2 MHz Bandwidth TMR-Based Contactless Current Sensor With Ping-Pong Auto-Zeroing and SAR-Assisted Offset Calibration.
IEEE J. Solid State Circuits
Tianxiang Qu, Tian Dong, Wenhui Qin, Yaohua Pan, Yun Sheng, Zhiliang Hong, Xiaoyang Zeng, Jiawei Xu
2025 J jnl
A 2.06-zF
IEEE J. Solid State Circuits
Minge Jiang, Shen Ye, Tianxiang Qu, Zhiliang Hong, Jiawei Xu
2025 J jnl
A 44µW Two-Electrode ECG Acquisition ASIC With Hybrid Motion Artifact Removal and Power-Efficient R-Peak Detection.
IEEE Trans. Biomed. Circuits Syst.
Tianxiang Qu, Xuecheng Yang, Biao Tang, Xiao Li, Min Chen, Zhiliang Hong, Xiaoyang Zeng, Jiawei Xu
2025 J jnl
A 560 μ W, 6 fA/√Hz, 146 dB-DR Ultrasensitive Current Readout Circuit for PWM-Dimming-Tolerant Under-Display Ambient Light Sensors.
IEEE Solid State Circuits Lett.
Xiuzhi Zhao, Liheng Liu, Shi Chen, Tianxiang Qu, Qinjing Pan, Dan Li, Gan Guo, Zhiliang Hong, Jiawei Xu
2025 J jnl
A 6.4GΩ-Input-Impedance 104.5dB-CMRR 96dB-DR DD-AFE With Tri-Level IDAC for Small-Diameter Dry-Electrode Interfaces.
IEEE Trans. Biomed. Circuits Syst.
Yijie Li, Yuxiang Tang, Jianhong Zhou, Tianxiang Qu, Zhiliang Hong, Jiawei Xu
2025 J jnl
A 97.3-dB SNR Bioimpedance AFE With -84-dB THD Segmented- ΔΣ M Sinusoidal Current Generator and Passing-Through Instrumentation Amplifier.
IEEE J. Solid State Circuits
Qinjing Pan, Qi Luo, Tianxiang Qu, Liheng Liu, Xiao Li, Min Chen, Zhiliang Hong, Jiawei Xu
2025 J jnl
An IoT-Enabled Wearable Health Monitor for Synchronized ExG, PPG, and BioZ Measurement.
IEEE Trans. Instrum. Meas.
Hao Li, Tianxiang Qu, Liheng Liu, Yuying Li, Zhiliang Hong, Jiawei Xu
2024 J jnl
A 136-GΩ Input-Impedance Active Electrode for Non-Contact Biopotential Signals Monitoring.
IEEE J. Solid State Circuits
Tianxiang Qu, Peizhuo Wang, Liangbo Lei, Zhiliang Hong, Jiawei Xu
2024 — conf
A 1kHz-to-62MHz 2.06zFrms Resolution Lock-in Amplifier with SAR-assisted Parasitic and Baseline Capacitance Compensation.
A-SSCC
Minge Jiang, Shen Ye, Tianxiang Qu, Tian Dong, Qinjing Pan, Zhiliang Hong, Jiawei Xu
2024 J jnl
A 2.2μW PWM-Based Time-Domain Sensor Interface With 540mV
IEEE Trans. Circuits Syst. II Express Briefs
Liheng Liu, Tianxiang Qu, Pengjie Wang, Yao Zhang, Shunmin Wu, Zhiliang Hong, Jiawei Xu
2024 — conf
A 97.3dB SNR Bioimpedance AFE with -84dB THD Segmented-ΔΣM Sinusoidal Current Generator and Passing-Through Instrumentation Amplifier.
VLSI Technology and Circuits
Qinjing Pan, Qi Luo, Tianxiang Qu, Liheng Liu, Xiao Li, Min Chen, Zhiliang Hong, Jiawei Xu
2023 J jnl
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
Qinjing Pan, Tianxiang Qu, Biao Tang, Fei Shan, Zhiliang Hong, Jiawei Xu
2023 J jnl
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
Tianxiang Qu, Qinjing Pan, Liheng Liu, Xiaoyang Zeng, Zhiliang Hong, Jiawei Xu
2023 — conf
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
Hongyu Tian, Tianxiang Qu, Ting Yi, Zhiliang Hong, Jiawei Xu
2023 — conf
A 3.5MHz-BW 128nTrms Resolution TMR Readout Using Ping-Pong Auto-Zeroing and SAR-Assisted Offset Calibration for Contactless Current Sensing.
ESSCIRC
Tian Dong, Tianxiang Qu, Wenhui Qin, Yaohua Pan, Yun Sheng, Zhiliang Hong, Jiawei Xu
2023 — conf
A 7.5GΩ-Input-Impedance 109dB-Total-CMRR and 80VPP-CMI-Tolerance Instrumentation Amplifier for Dry-Contact Two-Electrode ECG Monitoring.
BioCAS
Tianxiang Qu, Qinjing Pan, Biao Tang, Zhiliang Hong, Jiawei Xu
2022 — conf
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
Qinjing Pan, Tianxiang Qu, Biao Tang, Fei Shan, Zhiliang Hong, Jiawei Xu
2022 — conf
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
Liheng Liu, Tianxiang Qu, Pengjie Wang, Yao Zhang, Zhiliang Hong, Jiawei Xu
2022 — conf
A 1.8GΩ-Input-Impedance 0.15µV-Input-Referred-Ripple Chopper Amplifier with Local Positive Feedback and SAR-Assisted Ripple Reduction.
CICC
Tianxiang Qu, Qinjing Pan, Xiaoyang Zeng, Zhiliang Hong, Jiawei Xu
2022 — conf
A 136GΩ-Input-Impedance Active Electrode for Non-Contact ECG Using Auto-Calibrated Positive Feedback and Capacitance Scaling in Femtofarad Resolution.
ESSCIRC
Peizhuo Wang, Tianxiang Qu, Liangbo Lei, Zhiliang Hong, Jiawei Xu
2022 — conf
Integrated Self-Interference Suppression for Single Antenna Full-Duplex without Circulator.
NEWCAS
Yongqian Du, Jiahao Chen, Guifang Li, Kai Han, Tianxiang Qu, Shibin Liu