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Ka-Meng Lei

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Ka-Meng Lei
李家明 Ka-Meng Lei
Assistant Professor
Phone: (+853) 8822-4432
Room Number: N21-3015f

Academic Qualifications

  • Ph.D. in Electrical and Computer Engineering, Faculty of Science and Technology, University of Macau, Macau, China (2016)
  • B.Sc. in Electrical and Electronics Engineering, Faculty of Science and Technology, University of Macau, Macau, China (2012)

Professional Experience

State-Key Laboratory of Analog and Mixed-Signal VLSI

  • Lecturer (UM Macao Fellow), State-Key Lab. of Analog and Mixed-Signal VLSI, University of Macau (Dec. 2016 – Present)

Harvard University

  • Postdoctoral Fellow (Visiting scholar), Harvard University, Cambridge, MA (Jun. 2017 – Present)

Research

Research Interests

  • Ultra-low-voltage analog IC design
  • Miniaturized nuclear magnetic resonance system
  • Sensors and analog front-end interfaces

 

Professional Affiliations

Members of Institute of Electrical and Electronics Engineers – Also in Circuits and Systems Society and Solid-State Circuits Society

Professional Review Services

Journals

  • IEEE Transactions on Biomedical Circuits and Systems
  • IEEE Transactions on Circuits and Systems II – Express Briefs
  • IEEE Journal on Emerging and Selected Topics in Circuits and Systems
  • IEEE Sensors Journal
  • Analytical Methods
  • Sensors (MDPI)
  • International Journal of Circuit Theory and Applications

 

Conferences

  • IEEE International Symposium on Circuits and Systems – ISCAS
  • IEEE Sensors Conference
  • IEEE International Symposium on Integrated Circuits and Systems – ISICAS
  • IEEE International Midwest Symposium on Circuits and Systems – MWSCAS
  1. Ka-Meng Lei, 2016 Young Researcher Award

    International Institute of Macau – IIM

     Feb-2017
  2. Ka-Meng Lei, 2016-2017 Pre-doctoral Acheivement Award

    IEEE Solid-State Circuits Society

     Feb-2017
  3. Ka-Meng Lei, Hadi Heidari, Pui In Mak, Man-Kay Law, Franco Maloberti, R. P. Martins, ISSCC Silkroad Award

    IEEE International Solid-State Circuits Conference (ISSCC)

     Feb-2016
  4. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A-SSCC Distinguished Design Award
     

    IEEE Asian Solid-State Circuits Conference (A-SSCC) (2015)

     Feb-2016
  5. Ka-Meng Lei, Student/Young Researcher Grant
     

    the Chemical and Biological Microsystems Society (2015)

     Oct-2015
  6. Ka-Meng Lei, ISSCC Student Travel Grant Award

    IEEE Solid-State Circuits Society, 2015

     Feb-2015
  7. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, ASQED 2013 Best Paper Award (A 2.93 µW 8-bit Capacitance- to -RE Converter for Movable Laboratory Mice blood Pressure Monitoring)

    International Society for Quality Electronic Design(ISQED)

     Aug-2013
  1. Dan Shi, Ka-Meng Lei, Rui P. Martins and Pui-In Mak, A 0.4-V 0.0294-mm2 Resistor-Based Temperature Sensor Achieving ±0.24 °C p2p Inaccuracy From −40 °C to 125 °C and 385 fJ·K2 Resolution FoM in 65-nm CMOS

    IEEE JOURNAL OF SOLID-STATE CIRCUITS

     VOL. 58, NO. 9, pp. 2543 - 2553 Sep-2023
  2. Daniel Krüger, Aoyang Zhang, Behdad Aghelnejad, Henry Hinton, Victor Marrugat Arnal, Yi-Qiao Song, Yiqiao Tang, Ka-Meng Lei, Jens Anders and Donhee Ham, A Portable CMOS-based Spin Resonance System for High-Resolution Spectroscopy and Imaging

    IEEE JOURNAL OF SOLID-STATE CIRCUITS

     VOL. 58, NO. 7, pp. 1838 - 1849 Jul-2023
  3. LIWEN LIN, KA-MENG LEI, PUI-IN MAK AND RUI P. MARTINS, An Ultra-Low-Voltage Single-Crystal Oscillator-Timer (XO-Timer) Delivering 16-MHz and 32.258-kHz Clocks for Sub-0.5 V Energy-Harvesting BLE Radios in 28-nm CMOS

    IEEE Open J. Circuits Syst.

     Mar-2023
  4. Ka-Meng Lei, Pui-In Mak, Rui P. Martins, A 0.35-V 5,200-µm2 2.1-MHz Temperature-Resilient Relaxation Oscillator with 667fJ/cycle Energy Efficiency Using an Asymmetric Swing-Boosted RC Network and a Dual-Path Comparator

    IEEE Journal of Solid-State Circuits

     vol. 56, No,9, pp. 2701-2710 Sep-2021
  5. Ka-Meng Lei, Pui-In Mak, Rui P. Martins, Startup Time and Energy-Reduction Techniques for Crystal Oscillators in the IoT Era

    IEEE Transactions on Circuits and Systems II: Express Briefs

     vol. 68, no 1, pp. 30-35 Jan-2021
  6. Ka-Meng Lei, Dongwan Ha, Yi-Qiao Song, Robert Westervelt, R. P. Martins, Pui In Mak, Donhee Ham, Portable NMR with Parallelism

    ACS Analytical Chemistry

     2020, 92, 2, 2112–2120 Jan-2020
  7. Antoine Dupré, Ka-Meng Lei, Pui In Mak, R. P. Martins, Weng-Kung Peng, Micro-and nanofabrication NMR technologies for point-of-care medical applications–A review

    Microelectronic Engineering

     Volume 209, 15 March 2019, Pages 66-74 Mar-2019
  8. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A Regulation-Free Sub-0.5-V 16-/24-MHz Crystal Oscillator With 14.2-nJ Startup Energy and 31.8- μ W Steady-State Power

    IEEE Journal of Solid-State Circuits

     Vol.53, No.9, pp 2624 - 2635 Sep-2018
  9. Ka-Meng Lei, Hadi Heidari, Pui In Mak, Man-Kay Law, Franco Maloberti, R. P. Martins, A Handheld High-Sensitivity Micro-NMR CMOS Platform with B-Field Stabilization for Multi-Type Biological/Chemical Assays

    IEEE Journal of Solid-State Circuits

     vol. 52,Issue 1, pp. 284-297 Jan-2017
  10. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A μNMR CMOS Transceiver Using a Butterfly-Coil Input for Integration with a Digital Microfluidic Device inside a Portable Magnet

    IEEE Journal of Solid-State Circuits

     vol. 51, Issue. 10, pp. 2274-2286 [Invited Paper] Oct-2016
  11. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A μ NMR CMOS Transceiver Using a Butterfly-Coil Input for Integration With a Digital Microfluidic Device Inside a Portable Magnet

    IEEE Journal of Solid-State Circuits

     Vol 51, Issue: 10, pp 2274 - 2286 Oct-2016
  12. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, CMOS Biosensors for In Vitro Diagnosis – Transducing Mechanisms and Applications

    RSC Lab on a Chip

     2016, 16, pp. 3664-3681 Sep-2016
  13. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A Palm-Size µNMR Relaxometer Using a Digital Microfluidic Device and a Semiconductor Transceiver for Chemical/Biological Diagnosis

    Royal Society of Chemistry - Analyst, 2015

     2015,140, 5129-5137 Jun-2015
  14. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, NMR-DMF: A Modular Nuclear Magnetic Resonance-Digital Microfluidics System for Biological Assays

    Analyst, 2014,

     139, 6204-6213. Dec-2014
  15. Ka-Meng Lei, Pui In Mak, R. P. Martins, Systematic Analysis and Cancellation of Kickback Noise in a Dynamic Latched Comparator

    Analog Integrated Circuits and Signal Processing, Springer

     Vol. 77, Issue 2, pp 277-284 Nov-2013
  1. Haihua Li, Ka-Meng Lei, Pui-In Mak and Rui Martins, A 12/13.56MHz Crystal Oscillator with Binary-Search-Assisted Two-Step Injection Achieving 5.0nJ Startup Energy and 45.8µs Startup Time

    2023 IEEE International Solid-State Circuits Conference (ISSCC)

     Feb-2023
  2. Ka-Meng Lei, Pui In Mak, R. P. Martins, A 0.4V 6.4µW 3.3MHz CMOS Bootstrap Relaxation Oscillator with ±0.71% Frequency Deviation from -30°C to 100°C for Wearable and Sensing Applications

    forthcoming Proc. IEEE International Symposium on Circuits and Systems – ISCAS 2018

     May-2018
  3. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A Regulation-Free Sub-0.5V 16/24MHz Crystal Oscillator for Energy Harvesting BLE Radios with 14.2nJ Startup Energy and 31.8uW Steady-State Power

    IEEE Int. Solid-State Circuit Conference (ISSCC), Digest of Technical Papers

     accepted. pp. 52-53 Jan-2018
  4. Ka-Meng Lei, Pui In Mak, R. P. Martins, A 0.4V 4.8μW 16MHz CMOS Crystal Oscillator Achieving 74-Fold Startup-Time Reduction Using Momentary Detuning

    IEEE International Symposium on Circuits and Systems (ISCAS)

     pp. 1-4 May-2017
  5. Ka-Meng Lei, Hadi Heidari, Pui In Mak, Man-Kay Law, Franco Maloberti, R. P. Martins, A Handheld High Sensitivity Micro-NMR CMOS Platform with B-Field Stabilization for Multi-Type Biological/Chemical Assays

    IEEE Journal of Solid-State Circuit

     vol. 52, no. 1, pp. 284-297 [Invited Paper] Jan-2017
  6. Ka-Meng Lei, Hadi Heidari, Pui In Mak, Man-Kay Law, Franco Maloberti, R. P. Martins, A Handheld 50pM-Sensitivity Micro-NMR CMOS Platform with B-Field Stabilization for Multi-Type Biological/Chemical Assays

    IEEE International Solid-State Circuits Conference (ISSCC), Digest

     pp. 474-475 Feb-2016
  7. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A μNMR CMOS Transceiver Using a Butterfly-Coil Input for Co-integration with a Digital Microfluidic Device Inside a Portable Magnet

    IEEE Asian Solid-State Circuits Conference (A-SSCC)

     pp. 1-4 Nov-2015
  8. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A Thermal-Insensitive Palm-Size µNMR Relaxometer Using Magnetic Field Calibrator for Chemical/Biological Diagnostics

    International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS)

     pp.302-304 Oct-2015
  9. Hadi Heidari, Ka-Meng Lei, Pui In Mak, Man-Kay Law, Franco Maloberti, Exploring the Noise Limits of Fully-Differential Micro-Watt Transimpedance Amplifiers for Sub-pA/√Hz Sensitivity

    ,” IEEE Ph.D. Research In Micro-electronics and Electronics (PRIME)

     pp.290-293 Jul-2015
  10. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A Multi-Step Multi-Sample µNMR Relaxometer Using Inside-Magnet Digital Microfluidics and a Butterfly-Coil-Input CMOS Transceiver

    IEEE International Solid-State Circuits Conference (ISSCC)

     SRP Session 2, Paper No. 1 Feb-2015
  11. Diyang Zhao, Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, Co-Design of a Low-Noise Receiver Front-End and its Exciting-Sensing Coil for Portable NMR-Screening of Chemical/Biological Droplets

    IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)

     Nov-2014
  1. Ka-Meng Lei, Pui-In Mak and Rui P. Martins , Ultra-Low-Voltage Clock References

    in Analog and Mixed-Signal Circuits in Nanoscale CMOS

    Analog Circuits and Signal Processing book series (ACSP), pp. 91-127

    Springer, Cham

     978-3-031-22230-6 Jan-2023
  2. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, Handheld Total Chemical and Biological Analysis Systems: Bridging NMR, Digital Microfluidics, and Semiconductors

    Springer Press, USA

     978-3-319-67825-2 Jan-2018
  3. Ka-Meng Lei, NAN SUN, Pui In Mak, R. P. Martins, DONHEE HAM, Micro-NMR on CMOS for biomolecular sensing, Chapter in CMOS Circuits for Biological Sensing and Processing [Collaboration Harvard University & University of Macau]
     

    Springer Press: USA, 2018

     Nov-2017
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