Changzhi Li

According to our database1, Changzhi Li authored at least 63 papers between 2010 and 2019.

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Bibliography

2019
A Noncontact Breathing Disorder Recognition System Using 2.4-GHz Digital-IF Doppler Radar.
IEEE J. Biomedical and Health Informatics, 2019

A DC-Coupled High Dynamic Range Biomedical Radar Sensor With Fast-Settling Analog DC Offset Cancelation.
IEEE Trans. Instrumentation and Measurement, 2019

Blind Separation of Doppler Human Gesture Signals Based on Continuous-Wave Radar Sensors.
IEEE Trans. Instrumentation and Measurement, 2019

Remote Blind Motion Separation Using a Single-Tone SIMO Doppler Radar Sensor.
IEEE Trans. Geoscience and Remote Sensing, 2019

Continuous Human Motion Recognition With a Dynamic Range-Doppler Trajectory Method Based on FMCW Radar.
IEEE Trans. Geoscience and Remote Sensing, 2019

Portable Microwave Radar Systems for Short-Range Localization and Life Tracking: A Review.
Sensors, 2019

2018
Bioinspired In-Grid Navigation and Positioning Based on an Artificially Established Magnetic Gradient.
IEEE Trans. Vehicular Technology, 2018

Noncontact Human-Machine Interface With Planar Probing Coils in a Differential Sensing Architecture.
IEEE Trans. Instrumentation and Measurement, 2018

Wireless Indoor Positioning With Vertically Uniform Alternating Magnetic Fields.
IEEE Trans. Instrumentation and Measurement, 2018

Overview of Recent Development on Wireless Sensing Circuits and Systems for Healthcare and Biomedical Applications.
IEEE J. Emerg. Sel. Topics Circuits Syst., 2018

Guest Editorial Wireless Sensing Circuits and Systems for Healthcare and Biomedical Applications.
IEEE J. Emerg. Sel. Topics Circuits Syst., 2018

E-Eye: Hidden Electronics Recognition through mmWave Nonlinear Effects.
Proceedings of the 16th ACM Conference on Embedded Networked Sensor Systems, SenSys 2018, 2018

Indoor localization based on a single-tone SIMO-structured Doppler radar system.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018

Single frequency microwave imaging based on compressed sensing.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018

An improved indoor localization solution using a hybrid UWB-Doppler system with Kalman filter.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018

Investigation of unique broadband nonlinear RF response of electronic devices.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018

5.8-GHz ISM band intermodulation radar for high-sensitivity motion-sensing applications.
Proceedings of the 2018 IEEE Radio and Wireless Symposium, 2018

A DC-coupled biomedical radar sensor with analog DC offset calibration circuit.
Proceedings of the IEEE International Instrumentation and Measurement Technology Conference, 2018

Long-time non-contact water level measurement with a 5.8-GHz DC-coupled interferometry radar.
Proceedings of the IEEE International Instrumentation and Measurement Technology Conference, 2018

A Human Tracking and Physiological Monitoring FSK Technology for Single Senior at Home Care.
Proceedings of the 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2018

2017
Noncontact Physiological Dynamics Detection Using Low-power Digital-IF Doppler Radar.
IEEE Trans. Instrumentation and Measurement, 2017

SleepSense: A Noncontact and Cost-Effective Sleep Monitoring System.
IEEE Trans. Biomed. Circuits and Systems, 2017

Hand gesture recognition based on Wi-Fi chipsets.
Proceedings of the 2017 IEEE Radio and Wireless Symposium, 2017

Orientation and cancellation of directional interfering signals based on a radio frequency beamforming array.
Proceedings of the 2017 IEEE Radio and Wireless Symposium, 2017

Cardiac Scan: A Non-contact and Continuous Heart-based User Authentication System.
Proceedings of the 23rd Annual International Conference on Mobile Computing and Networking, 2017

2016
Energy and Area Efficient Three-Input XOR/XNORs With Systematic Cell Design Methodology.
IEEE Trans. VLSI Syst., 2016

Short-Range Doppler-Radar Signatures from Industrial Wind Turbines: Theory, Simulations, and Measurements.
IEEE Trans. Instrumentation and Measurement, 2016

A Self-Calibrating Radar Sensor System for Measuring Vital Signs.
IEEE Trans. Biomed. Circuits and Systems, 2016

Microwave Imaging under Oblique Illumination.
Sensors, 2016

Time-Varying Vocal Folds Vibration Detection Using a 24 GHz Portable Auditory Radar.
Sensors, 2016

On the feasibility of Non-contact Cardiac Motion Sensing for emerging heart-based biometrics.
Proceedings of the 2016 IEEE Radio and Wireless Symposium, 2016

A step forward towards radar sensor networks for structural health monitoring of wind turbines.
Proceedings of the 2016 IEEE Radio and Wireless Symposium, 2016

2015
A 0.7 V Relative Temperature Sensor With a Non-Calibrated $\pm 1~^{\circ}{\rm C}$ 3$\sigma$ Relative Inaccuracy.
IEEE Trans. on Circuits and Systems, 2015

Noncontact Vital Sign Detection based on Stepwise Atomic Norm Minimization.
IEEE Signal Process. Lett., 2015

Assessment of Human Respiration Patterns via Noncontact Sensing Using Doppler Multi-Radar System.
Sensors, 2015

An Interference Suppression Technique for Life Detection Using 5.75- and 35-GHz Dual-Frequency Continuous-Wave Radar.
IEEE Geosci. Remote Sensing Lett., 2015

Power synthesis at low frequencies in the sub-THz gap.
Proceedings of the 2015 IEEE Radio and Wireless Symposium, 2015

Remote phase synchronization for satellite network systems.
Proceedings of the 2015 IEEE Radio and Wireless Symposium, 2015

Non-contact hand interaction with smart phones using the wireless power transfer features.
Proceedings of the 2015 IEEE Radio and Wireless Symposium, 2015

SleepSense: Non-invasive sleep event recognition using an electromagnetic probe.
Proceedings of the 12th IEEE International Conference on Wearable and Implantable Body Sensor Networks, 2015

2014
Runtime Self-Calibrated Temperature-Stress Cosensor for 3-D Integrated Circuits.
IEEE Trans. VLSI Syst., 2014

Doppler Radar Motion Sensor With CMOS Digital DC-Tuning VGA and Inverter-Based Sigma-Delta Modulator.
IEEE Trans. Instrumentation and Measurement, 2014

Noncontact Distance and Amplitude-Independent Vibration Measurement Based on an Extended DACM Algorithm.
IEEE Trans. Instrumentation and Measurement, 2014

Automated DC Offset Calibration Strategy for Structural Health Monitoring Based on Portable CW Radar Sensor.
IEEE Trans. Instrumentation and Measurement, 2014

Long-Distance Geomagnetic Navigation: Imitations of Animal Migration Based on a New Assumption.
IEEE Trans. Geoscience and Remote Sensing, 2014

Leakage, Area, and Headroom Tradeoffs for Scattered Relative Temperature Sensor Front-End Architectures.
IEEE Trans. on Circuits and Systems, 2014

Cyclostationary approach to Doppler radar heart and respiration rates monitoring with body motion cancelation using Radar Doppler System.
Biomed. Signal Proc. and Control, 2014

Gesture recognition for smart home applications using portable radar sensors.
Proceedings of the 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2014

Non-contact multi-radar smart probing of body orientation based on micro-Doppler signatures.
Proceedings of the 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2014

2013
PLL-Based Self-Adaptive Resonance Tuning for a Wireless-Powered Potentiometer.
IEEE Trans. on Circuits and Systems, 2013

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. on Circuits and Systems, 2013

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. on Circuits and Systems, 2013

A compact phased array antenna system based on dual-band Butler matrices.
Proceedings of the 2013 IEEE Radio and Wireless Symposium, 2013

2012
Wireless Sensing System-on-Chip for Near-Field Monitoring of Analog and Switch Quantities.
IEEE Trans. Industrial Electronics, 2012

Accurate Respiration Measurement Using DC-Coupled Continuous-Wave Radar Sensor for Motion-Adaptive Cancer Radiotherapy.
IEEE Trans. Biomed. Engineering, 2012

Using moderate inversion to optimize voltage gain, thermal noise, and settling time in two-stage CMOS amplifiers.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012

A power-optimized reconfigurable CT ΔΣ modulator in 65nm CMOS.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012

An all-CMOS low supply voltage temperature sensor front-end with error correction techniques.
Proceedings of the 2012 IEEE International Symposium on Circuits and Systems, 2012

2011
All-CMOS subbandgap reference circuit operating at low supply voltage.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2011), 2011

A regulated 3.1-10.6 GHz linear dual-tuning differential ring oscillator for UWB applications.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2011), 2011

A multi-radar wireless system for respiratory gating and accurate tumor tracking in lung cancer radiotherapy.
Proceedings of the 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2011

2010
Accurate Doppler Radar Noncontact Vital Sign Detection Using the RELAX Algorithm.
IEEE Trans. Instrumentation and Measurement, 2010

Instrument-Based Noncontact Doppler Radar Vital Sign Detection System Using Heterodyne Digital Quadrature Demodulation Architecture.
IEEE Trans. Instrumentation and Measurement, 2010


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