CV

Education

2015 - 2018: Washington University, St. Louis, MO

PhD, Computer Science and Engineering

2012 - 2015: Michigan State University, East Lansing, MI

PhD student, Electrical and Computer Engineering

2006 - 2010: Tsinghua University, Beijing, China

B.S., Physics Science

Assist instructor for course CSE417T( Introduction to Machine Learning), including grading, office hours, and conducting review sessions.

Designed and implemented Piezoelectricity-driven Floating-Gate (PFG) sensors on 0.5 um CMOS process with as low as 5 nW power consumption which is 10 times lower than conventional PFG sensors.
Proposed and designed low-power circuits for time-stamped sensing systems.
Proposed and Designed dynamic authentication of passive IoTs using self-powered timing device

Designed and conducted software/hardware power measurement and optimization techniques for next-generation mobile platforms.

Designed and fabricated a long-term self-powered timer with over 10 years timing period on both 0.5 um and 180 nm CMOS process with less than 10^-15 W power consumption.
Proposed and implemented an on-chip compensation mechanism that decreases the temperature-dependence of floating-gate current bias array on 0.5 um CMOS process by an order of magnitude.
Implemented a linear programming interface enabling completely on-chip programming of non-volatile large-field analog memory on 0.5 um CMOS process with 60 dB linearity.
Proposed and implemented a linear ultra-low-Gm transconductor using varactor degeneration and linearization technique on 0.5 um CMOS process with 50 dB linearity.
Designed and simulated an 8-bit SAR ADC on 0.5 um CMOS process.

Designed CMOS audio amplifiers with more than 100 dB gain and 250 mA output driving capacity.
Designed and layout a battery charging management chip with protection features. The chip can optimize the charging process depending on the battery status using negative feedback mechanism.
Designed 13.56 MHz RF front-end modules for RFID applications.
Built and simulated a complete model of 12-bit pipeline ADC using Simulink & Matlab.

"HPMAP: A Hash-Based Privacy-Preserving Mutual Authentication Protocol for Passive IoT Devices Using Self-Powered Timers ", lecture, ICC , Kansas City, MO, 2018
"Securing passive IoT devices using self-powered timers", proposal defense, St. Louis, MO, 2017
"Design of Self-powered Timer Ensembles for Dynamic Authentication of Passive Assets", poster and lecture, SRC TECHCON, Austin, TX, 2017
"Self-powered Continuous Time-Temperature Monitoring for Cold-Chain Management", lecture, MWSCAS, Boston, MA, 2017
"Secure Dynamic Authentication of Passive Assets and Passive IoTs using Self-powered Timers", poster, ISCAS, Baltimore, MD, 2017
"Modeling of CMOS Zero-power Timers for Dynamic Authentication of Passive Assets", poster and lecture, SRC TECHCON, Austin, TX, 2016
"Approaching the Limits of Piezoelectricity driven Hot-electron Injection for Self-powered in-vivo Monitoring of Micro-strain Variations", lecture, ISCAS, Montreal, Canada, 2016
"Self-powered Sensing and Time-stamping of Rare Events using CMOS Fowler-Nordheim Tunneling Timers", lecture, ISCAS, Montreal, Canada, 2016
"Scavenging Thermal-noise Energy for Implementing Long-term Self-powered CMOS Timers", lecture, ISCAS, Beijing, China, 2013

IEEE Biomedical Circuits and Systems Conference (2014, 2015, 2016)
IEEE International Symposium on Circuits and Systems (2013, 2015, 2016, 2017, 2018)
IEEE Midwest Circuits and Systems Conference (2013, 2017, 2018)