Changzhi Li

141 papers A* 1B 1C 6Misc 2Journal 56Unranked 75
YearRankTypeTitle / Venue / Authors
2026 J jnl
CoCFL: A Lightweight Blockchain-Based Federated Learning Framework for Large-Scale IoT Cluster.
IEEE Trans. Netw.
Xiulong Liu, Changzhi Li, Yang Shi, Dengcheng Hu, Hao Xu, Jianrong Wang, Keqiu Li
2026 J jnl
FedShard: A Sharding-Based Federated Learning Framework With Layered Incentivization for IoT.
IEEE Internet Things J.
Juncheng Ma, Xiulong Liu, Changzhi Li, Hao Xu, Keqiu Li
2026 — conf
Golf Swing Classification Using FMCW Radar from Varying Angles of Observation.
WiSNet
Anjali Sharma-Tiwari, Christopher Williams, Changzhi Li
2026 — conf
The Role of Phase Demodulation and Digital Post-Distortion in 24-GHz Doppler Radar for Controlled Breathing Study.
WiSNet
Brady Gambrell, Christopher Williams, Syed Doha Uddin, Changzhi Li
2025 — conf
A Novel Treatment of Obstructive Sleep Apnea Using Continuous Wave Interferometry Radar.
WiSNet
Geyang Xu, Christopher Williams, Ke Tom Xu, Changzhi Li
2025 — conf
K-Band QPSK PMCW Radar with Digital I/Q Constellation Phase Compensation and I/Q Imbalance Correction.
WiSNet
Derek Thompson, Changzhi Li
2025 — conf
Using FMCW Radar and Range-Gated Clutter Suppression for Trombone Slide Position Detection.
WiSNet
Martin Meister, Aaron B. Carman, Changzhi Li
2024 — conf
A Digital Beamforming Approach for Indoor Passive Sensing.
WiSNeT
Aaron B. Carman, Changzhi Li
2024 — conf
Angular Dependency of Human Speech Recognition using Interferometry Radar.
RWS
Christopher Williams, Changzhi Li
2024 — conf
Gain and Distortion Optimization for Fast-Startup AC-Coupled Baseband Amplifiers in Motion-Sensing Radar.
IEEE SENSORS
Aaron B. Carman, Christopher Williams, Changzhi Li
2024 — conf
Robust Doppler Displacement Measurement Resolving the Uncertainty During Target Stationary Moment.
WiSNeT
Luigi Ferro, Graziella Scandurra, Changzhi Li, Emanuele Cardillo
2024 — conf
Secure Occupancy Sensing with Passive Radar for Spectrally Congested Spaces.
WiSNeT
Rachel Ma, Aaron B. Carman, Changzhi Li
2024 — conf
Software Configurable Multi-mode Radar Sensor System for Range Tracking and Life Sensing.
WiSNeT
John T. Crainer, Changzhi Li
2024 — conf
Target Isolation and Enhancement Through Coherent Multi-View Vital-Doppler Detection.
IEEE SENSORS
Christopher Williams, Syed Doha Uddin, Changzhi Li
2024 — conf
Tracking Driver's Foot Movements Using mmWave FMCW Radar.
WiSNeT
Davi V. Q. Rodrigues, Changzhi Li
2024 — conf
Wind Turbines Structural Health Monitoring Using a FMCW Radar Mounted on a Drone.
WiSNeT
Victor Gabriel Rizzi Varela, Changzhi Li
2023 J jnl
Incorporation of Digital Modulation into Vital Sign Detection and Gesture Recognition Using Multimode Radar Systems.
Sensors
Michael C. Brown, Changzhi Li
2023 J jnl
Multitarget Physical Activities Monitoring and Classification Using a V-Band FMCW Radar.
IEEE Trans. Instrum. Meas.
Victor Gabriel Rizzi Varela, Davi V. Q. Rodrigues, Leya Zeng, Changzhi Li
2023 — conf
Passive Multistatic Wireless Sensing Based on Discrete LNA/Mixer Co-Optimization and Fast-Startup Baseband Amplifier.
WiSNeT
Aaron B. Carman, Changzhi Li
2023 — conf
Prediction and Simulation of FMCW Radar Hand Gesture Detection based on Captured 3D Motion Data.
RWS
Christopher Williams, Changzhi Li
2023 — conf
Range Resolution Improvement in FMCW Radar Through VCO's Nonlinearity Compensation.
WiSNeT
Max Vasconcelos, Prateek Nallabolu, Changzhi Li
2023 J jnl
Robust website fingerprinting through resource loading sequence.
World Wide Web (WWW)
Changzhi Li, Lihai Nie, Laiping Zhao, Keqiu Li
2023 — conf
Violin Gesture Recognition Using FMCW Radars.
WiSNeT
Hannah Gao, Christopher Williams, Victor Gabriel Rizzi Varela, Changzhi Li
2022 — conf
A K-Band Broadband Binary Phase Shifter.
RWS
Michael C. Brown, Changzhi Li
2022 — conf
A Novel Microwave Architecture for Passive Sensing Applications.
RWS
Davi V. Q. Rodrigues, Dongyang Tang, Changzhi Li
2022 — conf
Advantages of Utilizing Higher-order Response for a Harmonic Radar.
WiSNet
Rita Abad Lima, Ashish Mishra, Changzhi Li
2022 J jnl
Assembly Monitoring Using Semantic Segmentation Network Based on Multiscale Feature Maps and Trainable Guided Filter.
IEEE Trans. Instrum. Meas.
Chengjun Chen, Chunlin Zhang, Changzhi Li, Jun Hong
2022 J jnl
Correction: Mishra, A.; Li, C. A Review: Recent Progress in the Design and Development of Nonlinear Radars. Remote Sens. 2021, 13, 4982.
Remote. Sens.
Ashish Mishra, Changzhi Li
2022 — conf
RF-Tag-Referenced Structural Displacement Measurements With Multiple Moving Interferers.
WiSNet
Davi V. Q. Rodrigues, Changzhi Li
2022 J jnl
Reliable Digital Forensics in the Air: Exploring an RF-based Drone Identification System.
Proc. ACM Interact. Mob. Wearable Ubiquitous Technol.
Zhengxiong Li, Baicheng Chen, Xingyu Chen, Chenhan Xu, Yuyang Chen, Feng Lin, Changzhi Li, Karthik Dantu, Kui Ren, Wenyao Xu
2022 — conf
SMCW Radar for Low IF Sensing Applications.
WiSNet
Daniel Rodriguez, Natalia Vallejo Montoya, Changzhi Li
2022 — conf
Separation of Simultaneous Multi-Person Noncontact Physical Activity Signals Using Frequency-Modulated Continuous-Wave Radars.
WiSNet
Victor Gabriel Rizzi Varela, Davi V. Q. Rodrigues, Changzhi Li
2022 — conf
Wireless Power Transfer Sensing Approach for Milk Adulteration Detection Using Supervised Learning.
RWS
Natalia Vallejo Montoya, Daniel Rodriguez, Changzhi Li
2021 — conf
A Novel Wavelength-Division Differential Detection Technique for Microwave Pulse Oximetry.
EMBC
Aaron B. Carman, Changzhi Li
2021 J jnl
A Review on Low-Cost Microwave Doppler Radar Systems for Structural Health Monitoring.
Sensors
Davi V. Q. Rodrigues, Changzhi Li
2021 J jnl
A Review: Recent Progress in the Design and Development of Nonlinear Radars.
Remote. Sens.
Ashish Mishra, Changzhi Li
2021 J jnl
A non-autonomous chaotic system with no equilibrium.
Integr.
Changzhi Li, Karthikeyan Rajagopal, Fahimeh Nazarimehr, Yongjian Liu
2021 J jnl
Accurate Measurement of Human Vital Signs With Linear FMCW Radars Under Proximity Stationary Clutters.
IEEE Trans. Biomed. Circuits Syst.
Jingtao Liu, Yuchen Li, Changzhi Li, Changzhan Gu, Junfa Mao
2021 — conf
Hand Gesture Recognition Using FMCW Radar in Multi-Person Scenario.
WiSNet
Davi V. Q. Rodrigues, Changzhi Li
2021 J jnl
Human Presence Sensing and Gesture Recognition for Smart Home Applications With Moving and Stationary Clutter Suppression Using a 60-GHz Digital Beamforming FMCW Radar.
IEEE Access
Prateek Nallabolu, Li Zhang, Hong Hong, Changzhi Li
2021 — conf
Intermodulation Radar with Dynamic Fundamental Tone Cancellation for Linearity Improvement.
WiSNet
Dongyang Tang, Ashish Mishra, Changzhi Li
2021 J jnl
Mechanical Assembly Monitoring Method Based on Depth Image Multiview Change Detection.
IEEE Trans. Instrum. Meas.
Chengjun Chen, Changzhi Li, Dongnian Li, Zhengxu Zhao, Jun Hong
2021 J jnl
Predicting Tipping Points in Chaotic Maps with Period-Doubling Bifurcations.
Complex.
Changzhi Li, Dhanagopal Ramachandran, Karthikeyan Rajagopal, Sajad Jafari, Yongjian Liu
2021 B conf
RLTree: Website Fingerprinting Through Resource Loading Tree.
NSS
Changzhi Li, Lihai Nie, Laiping Zhao
2021 — conf
Radar-Based Monitoring of the Worker Activities by Exploiting Range-Doppler and Micro-Doppler Signatures.
MetroInd4.0&IoT
Emanuele Cardillo, Changzhi Li, Alina Caddemi
2021 — conf
Spoofing Attacks to Radar Motion Sensors with Portable RF Devices.
RWS
Daniel Rodriguez, Jing Wang, Changzhi Li
2021 J jnl
Wind-Induced Displacement Analysis for a Traffic Light Structure Based on a Low-Cost Doppler Radar Array.
IEEE Trans. Instrum. Meas.
Davi V. Q. Rodrigues, Delong Zuo, Changzhi Li
2020 — conf
A Low-Power and Low-Cost Monostatic Radar Based on a Novel 2-Port Transceiver Chain.
WiSNet
Daniel Rodriguez, Changzhi Li
2020 — conf
A Novel Radar Imaging Method Based on Random Illuminations Using FMCW Radar.
WiSNet
Prateek Nallabolu, Changzhi Li
2020 J jnl
Adaptive Displacement Calibration Strategies for Field Structural Health Monitoring Based on Doppler Radars.
IEEE Trans. Instrum. Meas.
Davi V. Q. Rodrigues, Delong Zuo, Ziyan Tang, Jing Wang, Changzhan Gu, Changzhi Li
2020 — conf
Algorithms and Wideband Architecture for PIM localizations.
RWS
Zhenyu Chen, Changzhi Li, Lixin Ran
2020 — conf
Cardiogram Detection with a Millimeter-wave Radar Sensor.
RWS
Shuqin Dong, Yi Zhang, Chao Ma, Qinyi Lv, Changzhi Li, Lixin Ran
2020 — conf
Comprehensive Vital Sign Detection using a Wrist Wearable Nonlinear Target and a 5.8-GHz ISM Band Intermodulation Radar.
RWS
William McDonnell, Ashish Mishra, Changzhi Li
2020 — conf
Empowering Blind People Mobility: A Millimeter-Wave Radar Cane.
MetroInd4.0&IoT
Emanuele Cardillo, Changzhi Li, Alina Caddemi
2020 — conf
Implementation of a Miniaturized Cylindrical Anechoic Chamber Based on an Angle-dependent PML Surface.
RWS
Tian Peng, Dexin Ye, Fazhong Shen, Chun Wang, Changzhi Li, Lixin Ran
2020 J jnl
Induction Logging Through Casing by Detecting Lateral Waves: A Numerical Analysis.
IEEE Trans. Geosci. Remote. Sens.
Fazhong Shen, Huan Li, Kuiwen Xu, Tianyi Zhou, Nazar Muhammad Idrees, Changzhi Li, Lixin Ran
2020 — conf
Multi-target Vital Signs Detection Using SIMO Continuous-wave Radar with DBF Technique.
RWS
Junjun Xiong, Hongqiang Zhang, Hong Hong, Heng Zhao, Xiaohua Zhu, Changzhi Li
2020 — conf
Structural Health Monitoring of a Traffic Signal Support Structure Based on 5.8-GHz Doppler Radar with Median Filter and Revised Circle Fitting.
RWS
Davi V. Q. Rodrigues, Ziyan Tang, Jing Wang, Delong Zuo, Changzhi Li
2020 — conf
Trade-off on Detection Range and Channel Usage for Moving Target Tracking using FSK Radar.
WiSNet
Jing Wang, Daniel Nolte, Tanja Karp, José Maria Muñoz-Ferreras, Roberto Gómez-García, Changzhi Li
2020 — conf
Wireless Orientation in the Presence of Mutual Couplings.
RWS
Hao Wang, Bin Zhang, Changzhi Li, Lixin Ran
2019 J jnl
A DC-Coupled High Dynamic Range Biomedical Radar Sensor With Fast-Settling Analog DC Offset Cancelation.
IEEE Trans. Instrum. Meas.
Dongyang Tang, Jing Wang, Weibo Hu, Zhengyu Peng, Yi-Chyun Chiang, Changzhi Li
2019 J jnl
A Noncontact Breathing Disorder Recognition System Using 2.4-GHz Digital-IF Doppler Radar.
IEEE J. Biomed. Health Informatics
Heng Zhao, Hong Hong, Dongyu Miao, Yusheng Li, Haitao Zhang, Yingming Zhang, Changzhi Li, Xiaohua Zhu
2019 J jnl
Blind Separation of Doppler Human Gesture Signals Based on Continuous-Wave Radar Sensors.
IEEE Trans. Instrum. Meas.
Zhitao Gu, Jun Wang, Fazhong Shen, Kuiwen Xu, Dexin Ye, Jiangtao Huangfu, Changzhi Li, Lixin Ran
2019 — conf
Coherent Deramping-Based Multi-FMCW Radar Architecture.
WiSNet
José M. Muñoz-Ferreras, Zhengyu Peng, J. Wang, Changzhi Li, Roberto Gómez-García
2019 J jnl
Continuous Human Motion Recognition With a Dynamic Range-Doppler Trajectory Method Based on FMCW Radar.
IEEE Trans. Geosci. Remote. Sens.
Chuanwei Ding, Hong Hong, Yu Zou, Hui Chu, Xiaohua Zhu, Francesco Fioranelli, Julien Le Kernec, Changzhi Li
2019 Misc conf
E-Eye: mmWave nonlinear response for hidden electronic device recognition: demo abstract.
SenSys
Baicheng Chen, Zhengxiong Li, Zhuolin Yang, Changzhi Li, Feng Lin, Wenyao Xu
2019 — conf
FMCW Radar Driver Head Motion Monitoring Based on Doppler Spectrogram and Range-Doppler Evolution.
WiSNet
Rachel Chae, Anna Wang, Changzhi Li
2019 J jnl
Intermodulation-Based Nonlinear Smart Health Sensing of Human Vital Signs and Location.
IEEE Access
Ashish Mishra, William McDonnell, Jing Wang, Daniel Rodriguez, Changzhi Li
2019 J jnl
Portable Microwave Radar Systems for Short-Range Localization and Life Tracking: A Review.
Sensors
Zhengyu Peng, Changzhi Li
2019 J jnl
Remote Blind Motion Separation Using a Single-Tone SIMO Doppler Radar Sensor.
IEEE Trans. Geosci. Remote. Sens.
Zhitao Gu, Tenglong Fan, Qinyi Lv, Jialong Chen, Dexin Ye, Jiangtao Huangfu, Yongzhi Sun, Weiqiang Zhu, Changzhi Li, Lixin Ran
2019 — conf
Self-Powered 24-GHz Doppler Radar for Building Entrance Monitoring Using Cross Correlation and Envelope Detection.
WiSNet
Daniel Rodriguez, Anthony Flores, Changzhi Li
2019 J jnl
Wide-Angle Beam Steering Based on an Active Conformal Metasurface Lens.
IEEE Access
Huan Li, Chao Ma, Fazhong Shen, Kuiwen Xu, Dexin Ye, Jiangtao Huangfu, Changzhi Li, Lixin Ran, Tayeb A. Denidni
2018 — conf
5.8-GHz ISM band intermodulation radar for high-sensitivity motion-sensing applications.
RWS
Ashish Mishra, Changzhi Li
2018 — conf
A DC-coupled biomedical radar sensor with analog DC offset calibration circuit.
I2MTC
Dongyang Tang, Jing Wang, Zhengyu Peng, Yi-Chyun Chiang, Changzhi Li
2018 — conf
A Human Tracking and Physiological Monitoring FSK Technology for Single Senior at Home Care.
EMBC
Jing Wang, Changzhi Li
2018 — conf
An improved indoor localization solution using a hybrid UWB-Doppler system with Kalman filter.
RWS
Jing Wang, Yao Tang, José Maria Muñoz-Ferreras, Roberto Gómez-García, Changzhi Li
2018 J jnl
Bioinspired In-Grid Navigation and Positioning Based on an Artificially Established Magnetic Gradient.
IEEE Trans. Veh. Technol.
Xiaokang Qi, Lei Chen, Kang An, Jun Wang, Bin Zhang, Kuiwen Xu, Dexin Ye, Changzhi Li, Lixin Ran
2018 Misc conf
E-Eye: Hidden Electronics Recognition through mmWave Nonlinear Effects.
SenSys
Zhengxiong Li, Zhuolin Yang, Chen Song, Changzhi Li, Zhengyu Peng, Wenyao Xu
2018 J jnl
Guest Editorial Wireless Sensing Circuits and Systems for Healthcare and Biomedical Applications.
IEEE J. Emerg. Sel. Topics Circuits Syst.
Changzhi Li, Pui-In Mak, Roberto Gómez-García, Ying Chen
2018 — conf
Indoor localization based on a single-tone SIMO-structured Doppler radar system.
RWS
Anjie Zhu, Tenglong Fan, Zhitao Gu, Qinyi Lv, Changzhi Li, Lixin Ran
2018 — conf
Investigation of unique broadband nonlinear RF response of electronic devices.
RWS
Ashish Mishra, Chen Song, Wenyao Xu, Changzhi Li
2018 — conf
Long-time non-contact water level measurement with a 5.8-GHz DC-coupled interferometry radar.
I2MTC
Zhengyu Peng, Ashish Mishra, Justin R. Davis, Jennifer A. Bridge, Changzhi Li
2018 J jnl
Noncontact Human-Machine Interface With Planar Probing Coils in a Differential Sensing Architecture.
IEEE Trans. Instrum. Meas.
Zhiming Xiao, Weibo Hu, Chenhui Liu, Hang Yu, Changzhi Li
2018 J jnl
Overview of Recent Development on Wireless Sensing Circuits and Systems for Healthcare and Biomedical Applications.
IEEE J. Emerg. Sel. Topics Circuits Syst.
Changzhi Li, Ka-Fai Un, Pui-In Mak, Ying Chen, José Maria Muñoz-Ferreras, Zhi Yang, Roberto Gómez-García
2018 — conf
Single frequency microwave imaging based on compressed sensing.
RWS
Tianyi Zhou, Anjie Zhu, Yuzhou Shen, Huan Li, Changzhi Li, Jiangtao Huangfu
2018 J jnl
Wireless Indoor Positioning With Vertically Uniform Alternating Magnetic Fields.
IEEE Trans. Instrum. Meas.
Xiaokang Qi, Lei Chen, Kang An, Jun Wang, Chao Ma, Bin Zhang, Kuiwen Xu, Huan Li, Dexin Ye, Jiangtao Huangfu, Changzhi Li, Lixin Ran
2017 — conf
A frequency-multiplexed Doppler-plus-FMCW hybrid radar architecture: Theory and simulations.
WiSNet
José Maria Muñoz-Ferreras, Zhengyu Peng, Roberto Gómez-García, Changzhi Li
2017 A* conf
Cardiac Scan: A Non-contact and Continuous Heart-based User Authentication System.
MobiCom
Feng Lin, Chen Song, Yan Zhuang, Wenyao Xu, Changzhi Li, Kui Ren
2017 — conf
Doppler-radar-based short-range acquisitions of time-frequency signatures from an industrial-type wind turbine.
WiSNet
José Maria Muñoz-Ferreras, Zhengyu Peng, Yao Tang, Roberto Gómez-García, Changzhi Li
2017 — conf
Hand gesture recognition based on Wi-Fi chipsets.
RWS
Tenglong Fan, Dexin Ye, Jiangtao Huangfu, Yongzhi Sun, Changzhi Li, Lixin Ran
2017 J jnl
Noncontact Physiological Dynamics Detection Using Low-power Digital-IF Doppler Radar.
IEEE Trans. Instrum. Meas.
Heng Zhao, Hong Hong, Li Sun, Yusheng Li, Changzhi Li, Xiaohua Zhu
2017 — conf
Orientation and cancellation of directional interfering signals based on a radio frequency beamforming array.
RWS
Jialong Chen, Dexin Ye, Jiangtao Huangfu, Changzhi Li, Lixin Ran
2017 J jnl
SleepSense: A Noncontact and Cost-Effective Sleep Monitoring System.
IEEE Trans. Biomed. Circuits Syst.
Feng Lin, Yan Zhuang, Chen Song, Aosen Wang, Yiran Li, Changzhan Gu, Changzhi Li, Wenyao Xu
2016 J jnl
A Self-Calibrating Radar Sensor System for Measuring Vital Signs.
IEEE Trans. Biomed. Circuits Syst.
Ming-Chun Huang, Jason J. Liu, Wenyao Xu, Changzhan Gu, Changzhi Li, Majid Sarrafzadeh
2016 — conf
A step forward towards radar sensor networks for structural health monitoring of wind turbines.
RWS
José M. Muñoz-Ferreras, Zhengyu Peng, Yao Tang, Roberto Gómez-García, Daan Liang, Changzhi Li
2016 J jnl
Energy and Area Efficient Three-Input XOR/XNORs With Systematic Cell Design Methodology.
IEEE Trans. Very Large Scale Integr. Syst.
Tooraj Nikoubin, Mahdieh Grailoo, Changzhi Li
2016 J jnl
Microwave Imaging under Oblique Illumination.
Sensors
Qingyang Meng, Kuiwen Xu, Fazhong Shen, Bin Zhang, Dexin Ye, Jiangtao Huangfu, Changzhi Li, Lixin Ran
2016 — conf
On the feasibility of Non-contact Cardiac Motion Sensing for emerging heart-based biometrics.
RWS
Yan Zhuang, Chen Song, Feng Lin, Yiran Li, Changzhi Li, Wenyao Xu
2016 J jnl
Short-Range Doppler-Radar Signatures from Industrial Wind Turbines: Theory, Simulations, and Measurements.
IEEE Trans. Instrum. Meas.
José Maria Muñoz-Ferreras, Zhengyu Peng, Yao Tang, Roberto Gómez-García, Daan Liang, Changzhi Li
2016 J jnl
Time-Varying Vocal Folds Vibration Detection Using a 24 GHz Portable Auditory Radar.
Sensors
Hong Hong, Heng Zhao, Zhengyu Peng, Hui Li, Chen Gu, Changzhi Li, Xiaohua Zhu
2015 J jnl
A 0.7 V Relative Temperature Sensor With a Non-Calibrated $\pm 1~^{\circ}{\rm C}$ 3$\sigma$ Relative Inaccuracy.
IEEE Trans. Circuits Syst. I Regul. Pap.
Li Lu, Bozorgmehr Vosooghi, Liang Dai, Changzhi Li
2015 — conf
A 24-GHz low-cost continuous beam steering phased array for indoor smart radar.
MWSCAS
Zhengyu Peng, Lixin Ran, Changzhi Li
2015 J jnl
An Interference Suppression Technique for Life Detection Using 5.75- and 35-GHz Dual-Frequency Continuous-Wave Radar.
IEEE Geosci. Remote. Sens. Lett.
Yang Zhang, Teng Jiao, Hao Lv, Sheng Li, Changzhi Li, Guohua Lu, Xiao Yu, Zhao Li, Jianqi Wang
2015 J jnl
Assessment of Human Respiration Patterns via Noncontact Sensing Using Doppler Multi-Radar System.
Sensors
Changzhan Gu, Changzhi Li
2015 — conf
Non-contact hand interaction with smart phones using the wireless power transfer features.
RWS
Chenhui Liu, Changzhan Gu, Changzhi Li
2015 J jnl
Noncontact Vital Sign Detection based on Stepwise Atomic Norm Minimization.
IEEE Signal Process. Lett.
Li Sun, Hong Hong, Yusheng Li, Chen Gu, Feng Xi, Changzhi Li, Xiaohua Zhu
2015 — conf
Power synthesis at low frequencies in the sub-THz gap.
RWS
Jiaqi Zhao, Zhongbo Zhu, Bin Zhang, Dexin Ye, Changzhi Li, Lixin Ran
2015 — conf
Remote phase synchronization for satellite network systems.
RWS
Jinjin Xu, Jiang Long, Yongzhi Sun, Dexin Ye, Jiangtao Huangfu, Changzhi Li, Lixin Ran
2015 C conf
SleepSense: Non-invasive sleep event recognition using an electromagnetic probe.
BSN
Yan Zhuang, Chen Song, Aosen Wang, Feng Lin, Yiran Li, Changzhan Gu, Changzhi Li, Wenyao Xu
2015 — conf
Structural health monitoring of wind turbines using a low-cost portable k-band radar: An ab-initio field investigation.
WiSNet
Tooraj Nikoubin, José Maria Muñoz-Ferreras, Roberto Gómez-García, Daan Liang, Changzhi Li
2014 J jnl
Automated DC Offset Calibration Strategy for Structural Health Monitoring Based on Portable CW Radar Sensor.
IEEE Trans. Instrum. Meas.
Shanyue Guan, Jennifer A. Rice, Changzhi Li, Changzhan Gu
2014 J jnl
Cyclostationary approach to Doppler radar heart and respiration rates monitoring with body motion cancelation using Radar Doppler System.
Biomed. Signal Process. Control.
Somayeh Kazemi, Ayaz Ghorbani, Hamidreza Amindavar, Changzhi Li
2014 J jnl
Doppler Radar Motion Sensor With CMOS Digital DC-Tuning VGA and Inverter-Based Sigma-Delta Modulator.
IEEE Trans. Instrum. Meas.
Yihong Yang, Changzhan Gu, Yiran Li, Richard Gale, Changzhi Li
2014 — conf
Gesture recognition for smart home applications using portable radar sensors.
EMBC
Qian Wan, Yiran Li, Changzhi Li, Ranadip Pal
2014 J jnl
Leakage, Area, and Headroom Tradeoffs for Scattered Relative Temperature Sensor Front-End Architectures.
IEEE Trans. Circuits Syst. II Express Briefs
Bozorgmehr Vosooghi, Li Lu, Changzhi Li
2014 — conf
Linear-frequency-modulated continuous-wave radar for vital-sign monitoring.
WiSNet
Guochao Wang, José Maria Muñoz-Ferreras, Changzhan Gu, Changzhi Li, Roberto Gómez-García
2014 J jnl
Long-Distance Geomagnetic Navigation: Imitations of Animal Migration Based on a New Assumption.
IEEE Trans. Geosci. Remote. Sens.
Zhongwei Zhao, Tiancun Hu, Wanzhao Cui, Jiangtao Huangfu, Changzhi Li, Lixin Ran
2014 — conf
Non-contact multi-radar smart probing of body orientation based on micro-Doppler signatures.
EMBC
Yiran Li, Ranadip Pal, Changzhi Li
2014 J jnl
Noncontact Distance and Amplitude-Independent Vibration Measurement Based on an Extended DACM Algorithm.
IEEE Trans. Instrum. Meas.
Jingyu Wang, Xiang Wang, Lei Chen, Jiangtao Huangfu, Changzhi Li, Lixin Ran
2014 J jnl
Runtime Self-Calibrated Temperature-Stress Cosensor for 3-D Integrated Circuits.
IEEE Trans. Very Large Scale Integr. Syst.
Chun Zhang, Dian Ma, Changzhi Li, Yiyu Shi
2014 — conf
Software-configured smart radar sensor for civil and biomedical applications.
MWSCAS
Guochao Wang, José Maria Muñoz-Ferreras, Roberto Gómez-García, Changzhi Li
2014 — conf
Wireless radar devices for smart human-computer interaction.
MWSCAS
Yiran Li, Changzhan Gu, Tooraj Nikoubin, Changzhi Li
2013 J jnl
A 0.45-V MOSFETs-Based Temperature Sensor Front-End in 90 nm CMOS With a Noncalibrated ± 3.5°C 3σ Relative Inaccuracy From -55°C to 105°C.
IEEE Trans. Circuits Syst. II Express Briefs
Li Lu, Scott T. Block, David E. Duarte, Changzhi Li
2013 J jnl
A Subthreshold-MOSFETs-Based Scattered Relative Temperature Sensor Front-End With a Non-Calibrated ±2.5°C 3σ Relative Inaccuracy From -40°C to 100°C.
IEEE Trans. Circuits Syst. I Regul. Pap.
Li Lu, Bozorgmehr Vosooghi, Jinghong Chen, Changzhi Li
2013 — conf
A compact phased array antenna system based on dual-band Butler matrices.
RWS
Han Ren, Jin Shao, Rongguo Zhou, Bayaner Arigong, Hyoung Soo Kim, Changzhi Li, Hualiang Zhang
2013 — conf
An Energy Harvesting System using 3-stage voltage multiplier and MPVD Charge Pump for wireless sensor networks.
WiSNet
Ravindranath D. Shrivastava, Devashish Deshpande, Changzhi Li, Richard Gale
2013 — conf
Highly accurate noncontact water level monitoring using continuous-wave Doppler radar.
WiSNet
Guochao Wang, Changzhan Gu, Jennifer A. Rice, Takao Inoue, Changzhi Li
2013 J jnl
PLL-Based Self-Adaptive Resonance Tuning for a Wireless-Powered Potentiometer.
IEEE Trans. Circuits Syst. II Express Briefs
Jingyu Wang, Zhongbo Zhu, Changzhi Li, Jiangtao Huangfu, Lixin Ran
2012 C conf
A power-optimized reconfigurable CT ΔΣ modulator in 65nm CMOS.
ISCAS
Rui Wang, Xiaoke Wen, Kamran Azadet, Changzhi Li, Jinghong Chen
2012 — conf
A radiation-tolerant ring oscillator phase-locked loop in 0.13µm CMOS.
MWSCAS
Lei Chen, Xiaoke Wen, Yang You, Deping Huang, Changzhi Li, Jinghong Chen
2012 — conf
A wireless smart sensor network based on multi-function interferometric radar sensors for structural health monitoring.
WiSNet
Changzhan Gu, Jennifer A. Rice, Changzhi Li
2012 J jnl
Accurate Respiration Measurement Using DC-Coupled Continuous-Wave Radar Sensor for Motion-Adaptive Cancer Radiotherapy.
IEEE Trans. Biomed. Eng.
Changzhan Gu, Ruijiang Li, Hualiang Zhang, Albert Y. C. Fung, Carlos Torres, Steve B. Jiang, Changzhi Li
2012 C conf
An all-CMOS low supply voltage temperature sensor front-end with error correction techniques.
ISCAS
Li Lu, Changzhi Li, Jinghong Chen
2012 C conf
Using moderate inversion to optimize voltage gain, thermal noise, and settling time in two-stage CMOS amplifiers.
ISCAS
Yi Yang, David M. Binkley, Changzhi Li
2012 J jnl
Wireless Sensing System-on-Chip for Near-Field Monitoring of Analog and Switch Quantities.
IEEE Trans. Ind. Electron.
Dong Li, Meigen Shen, Jiangtao Huangfu, Jiang Long, Yong Tao, Jingyu Wang, Changzhi Li, Lixin Ran
2011 — conf
A multi-radar wireless system for respiratory gating and accurate tumor tracking in lung cancer radiotherapy.
EMBC
Changzhan Gu, Ruijiang Li, Steve B. Jiang, Changzhi Li
2011 C conf
A regulated 3.1-10.6 GHz linear dual-tuning differential ring oscillator for UWB applications.
ISCAS
Li Lu, Changzhi Li, Jenshan Lin
2011 C conf
All-CMOS subbandgap reference circuit operating at low supply voltage.
ISCAS
Yi Yang, David M. Binkley, Li Lu, Changzhan Gu, Changzhi Li
2010 J jnl
Accurate Doppler Radar Noncontact Vital Sign Detection Using the RELAX Algorithm.
IEEE Trans. Instrum. Meas.
Changzhi Li, Jun Ling, Jian Li, Jenshan Lin
2010 J jnl
Instrument-Based Noncontact Doppler Radar Vital Sign Detection System Using Heterodyne Digital Quadrature Demodulation Architecture.
IEEE Trans. Instrum. Meas.
Changzhan Gu, Changzhi Li, Jenshan Lin, Jiang Long, Jiangtao Huangfu, Lixin Ran
2006 — conf
Robust Overnight Monitoring of Human Vital Signs by a Non-contact Respiration and Heartbeat Detector.
EMBC
Changzhi Li, Jenshan Lin, Yanming Xiao