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Ka-Meng Lei

首頁/Ka-Meng Lei
Ka-Meng Lei
李家明 Ka-Meng Lei
助理教授
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

  • Assistant Professor, State-Key Lab. of Analog and Mixed-Signal VLSI, University of Macau (Sep. 2019 – Present)
  • Lecturer (UM Macao Fellow), State-Key Lab. of Analog and Mixed-Signal VLSI, University of Macau (Dec. 2016 – Aug. 2019)

Harvard University

  • Postdoctoral Fellow (Visiting scholar), Harvard University, Cambridge, MA (Jun. 2017 – Aug. 2019)

Research

Research Interests

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

Professional Affiliations

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

Professional Review Services

Journals

  • Nature Communications
  • IEEE Journal of Solid-State Circuits
  • IEEE Solid-State Circuits Letters
  • IEEE Transactions on Biomedical Circuits and Systems
  • IEEE Transactions on Circuits and Systems I – Regular Papers
  • IEEE Transactions on Circuits and Systems II – Express Briefs
  • IEEE Journal on Emerging and Selected Topics in Circuits and Systems
  • IEEE Transactions on Instrumentation and Measurement
  • IEEE Sensors Journal
  • IEEE Transactions on NanoBioscience
  • Analytical Methods
  • 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 Midwest Symposium on Circuits and Systems – MWSCAS
  • IEEE Biomedical Circuits and Systems Conference – BioCAS
  • IEEE Asia-Pacific Conference on Circuits and Systems – APCCAS
  • IEEE International Conference on Electronics Circuits and Systems – ICECS

Professional Services

  • TPC member of International Conference on Integrated Circuits, Technologies and Applications (ICTA) 2021 – now
  • Associate Editor of IEEE Transactions on Biomedical Circuits and Systems, 2024 – now
  • Chapter Vice Chair – IEEE CAS Macau Chapter 2023 – now
  • Associate Editor of Open Journal of Circuits and Systems, 2022 – now
  • Co-chair of SSCS Webinar for Young Excellence, 2021 – now
  • IEEE SSCS Young Professionals committee member, 2020 – now
  • Demo Chair – International Conference on Electronics Circuits and Systems 2020 & 2022
  • Treasurer – IEEE CAS Macau Chapter 2019-2020
  • Organizing Committee – Asian Solid-State Circuits Conference 2019
  • General Secretary of IEEE Macau student branch, Aug. 2008 – Aug. 2009

Teaching courses:

  • Advanced Topic in Electrical and Computer Engineering (PhD course)
  • Interface Microelectronic Circuits and Sensors Design (MSc course)
  • Physics I (BSc course)
  • Physics for ECE (BSc course)
  • Graduation Project I/II ​(BSc course)
  1. Ka-Meng Lei, Best poster award (as supervisor)

    Workshop on IC Advances in China (ICAC)

     Jan-2023
  2. Ka-Meng Lei, 2016 青年研究者獎

    International Institute of Macau – IIM

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

    IEEE Solid-State Circuits Society

     Feb-2017
  4. 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
  5. 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
  6. Ka-Meng Lei, Student/Young Researcher Grant
     

    the Chemical and Biological Microsystems Society (2015)

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

    IEEE Solid-State Circuits Society, 2015

     Feb-2015
  8. 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. Shuhao Fan, Qi zhou, Ka-Meng Lei, Pui-In Mak and R. Martins, 一种微型多核核磁共振成像平台

    CN118033512A

    China Invention Patent (in substantive examination)

     May-2024
  2. Rui Luo, Ka-Meng Lei, Pui-In Mak and R. Martins, 一种时钟频率校准电路及校准系统

    CN118018006A

    China Invention Patent (in substantive examination)

     May-2024
  3. Y. Jia, W. Hui, Ka-Meng Lei, Pui-In Mak and R. Martins, 一种基于集成电路的单细胞阻抗测量系统及方法

    CN117607208A

    China Invention Patent (in substantive examination)

     Feb-2024
  4. H. Li, Ka-Meng Lei, Pui-In Mak and R. Martins, 一种晶振启动电路及控制电路

    CN116054819A

    China Invention Patent (in substantive examination)

     May-2023
  5. Shuhao Fan, Qi Zhou, Ka-Meng Lei, Pui-In Mak and R. Martins, 磁共振成像扫描仪和磁共振成像系统

    CN115856740A

    China Invention Patent (in substantive examination)

     Mar-2023
  6. Ka-Meng Lei, Pui-In Mak, Man-Kay Law and R. Martins, Palm-size μNMR relaxometer using a digital microfluidic (DMF) device and a semiconductor transceiver for chemical/biological diagnosis

    US10436726B2

    US Patents

     Oct-2019
  1. Zixuan Wang, Xin Wang, Ka-Meng Lei, Wenjing Zhang, Yunjin Yin, Tailong Xu, Zhikuang Cai, Yufeng Guo, Pui-In Mak, A 16-MHz Crystal Oscillator with 17.5-μs Startup Time under 104-ppm-∆F Injection Using Automatic Phase-Error Correction

    IEEE J. Solid-State Circuits (Early Access)

     Feb-2024
  2. Qi Zhou, Shuhao Fan, Ka-Meng Lei, Donhee Ham, Rui P. Martins, Pui-In Mak, Miniature Magnetic Resonance Imaging System for in Situ Monitoring of Bacterial Growth and Biofilm Formation

    IEEE Trans. Biomedical Circuits Syst. (Early Access)

     Feb-2024
  3. Haihua Li, Ka-Meng Lei, Rui P. Martins and Pui-In Mak, A 12/13.56MHz Crystal Oscillator with Binary-Search-Assisted Two-Step Injection Achieving 5.0nJ Startup Energy and 45.8μs Startup Time

    IEEE J. Solid-State Circuits

     VOL. 59, no. 2, pp. 464-475 Feb-2024
  4. Chengyu Che, Ka-Meng Lei, Rui P. Martins and Pui-In Mak, A 0.4-V 8,400-µm2 Voltage Reference in 65-nm CMOS Exploiting Well-Proximity Effect

    IEEE Trans. Circuits Syst. II - Express Briefs

     VOL. 70, no. 10, pp. 3822-3826 Oct-2023
  5. 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
  6. Hengchen Zou, Ka-Meng Lei, Rui P. Martins and Pui-In Mak, A CMOS Hall Sensors Array with Integrated Readout Circuit Resilient to Local Magnetic Interference from Current-Carrying Traces

    IEEE Sensors J.

     VOL. 23, no. 14, pp. 16145-16153 Jul-2023
  7. Shuhao Fan, Qi Zhou, Ka-Meng Lei, Pui-In Mak and Rui P. Martins, A Miniaturized 3-D-MRI Scanner Featuring an HV-SOI ASIC and Achieving a 10 × 8 × 8 mm3 Field of View

    IEEE J. Solid-State Circuits

     VOL. 58, no. 7, pp. 2028-2039 Jul-2023
  8. Jens Anders, Ka-Meng Lei, et al., CMOS IC for the quantum information sciences

    IEEE Trans. Quantum Eng.

     VOL. 4, Art no. 5100230, pp. 1-30 Jul-2023
  9. 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
  10. 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.

     VOL. 4, pp. 126 - 138 Mar-2023
  11. Shuhao Fan, Qi Zhou, Ka-Meng Lei, Pui-In Mak and Rui P. Martins, Miniaturization of a Nuclear Magnetic Resonance System: Architecture and Design Considerations of Transceiver Integrated Circuits

    IEEE Trans. Circuits Syst. I – Regular Papers

     VOL. 69, no. 8, pp. 3049-3060 Aug-2022
  12. Chi-Hang Chan, ... Ka-Meng Lei, ..., Trending IC design directions in 2022

    J. Semicond.

     vol. 43, no. 7 Jul-2022
  13. M. Loo, H. Ramiah, Ka-Meng Lei, C. C. Lim, N. S. Lai, Pui-In Mak and Rui P. Martins, Fully-Integrated Timers for Ultra-Low-Power Internet-of-Things Nodes–Fundamentals and Design Techniques

    IEEE Access

     VOL. 10, pp. 65936 – 65950 Jun-2022
  14. 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
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. 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
  24. 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
  25. 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. Shuhao Fan, Qi Zhou, Ka-Meng Lei, Pui-In Mak and Rui P. Martins, A Miniature Multi-Nuclei NMR/MRI Platform with a High-Voltage SOI ASIC Achieving a 134.4dB Image SNR with a 173×250×103μm3 Resolution

    IEEE Int. Solid-State Circuits Conf. (ISSCC) 2024

     pp. 316-317 Feb-2024
  2. Rui Luo, Ka-Meng Lei, Pui-In Mak, Rui P. Martins, A 0.5V 6.14μW Trimming-Free Single XO Dual Output Frequency Reference with [5.1nJ, 120μs] XO Startup and [8.1nJ, 200μs] Successive-Approximation-Based RTC Calibration

    IEEE Int. Solid-State Circuits Conf. (ISSCC) 2024

     Feb-2024
  3. Shi Dan, Ka-Meng Lei, Rui P. Martins, Pui-In Mak, Simple-Logic Comparator-Offset Mitigation Technique for Resistor-Based Temperature Sensor in DFLL

    IEEE International Conference on Integrated Circuits, Technologies and Applications (ICTA)

     Oct-2023
  4. Wenhao Hui, A. Lyu, Y. Liu, Pui-In Mak, Rui P. Martins, Ka-Meng Lei, Y. Jia, Single-Cell Electric Impedance Sensor Based On Integrated Circuit Chip

    in 27th Int. Conf. Miniaturized Syst. Chem. Life Sci. (MicroTAS)

     oral presentation Oct-2023
  5. Qi Zhou, Shuhao Fan, Ka-Meng Lei, Pui-In Mak and Rui P. Martins, Real-Time In-Situ Bacterial Growth Monitoring Using Miniaturized MRI System

    in 27th Int. Conf. Miniaturized Syst. Chem. Life Sci. (MicroTAS)

     oral presentation Oct-2023
  6. Shuhao Fan, Q. Zhou, Ka-Meng Lei, Pui-In Mak and Rui P. Martins, A Miniaturized 3-D-MRI Scanner Featuring A High-Voltage SOI ASIC For Noninvasive Object Reconstruction And Flow Analysis

    in 27th Int. Conf. Miniaturized Syst. Chem. Life Sci. (MicroTAS)

     Poster Oct-2023
  7. 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
  8. Liwen Lin, Ka-Meng Lei, Pui-In Mak and Rui P. Martins, A sub-0.5V Crystal Oscillator-Timer (XO-Timer) Combining 16MHz Reference and 32kHz Sleep Timer with a Single Crystal for Energy-Harvesting Radios in 28nm CMOS

    in IEEE Proc. Asian Solid-State Circ. Conf.

     pp 1-3 Nov-2022
  9. D. Krüger, A. Zhang, H. Hinton, V. M. Arnal, Y.-Q. Song, Y. Tang, Ka-Meng Lei, J. Anders, D. Ham, A Portable CMOS-based MRI System with 67×67×83 μm3 Image Resolution

    in IEEE Proc. European Solid-State Circ. Conf.

     pp 225-228 Sep-2022
  10. Ka-Meng Lei, Pui-In Mak, Rui P. Martins, A 0.45-V 3.3-µW Resistor-Based Temperature Sensor Achieving 10mK Resolution in 65-nm CMOS

    IEEE International Conference on Integrated Circuits, Technologies and Applications (ICTA)

     Nov-2021
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, A thermal-insensitive all-electronic modular µNMR relaxometer with a 2D digital microfluidic chip for sample management

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

     pp.302-304 Oct-2015
  18. 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
  19. 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
  20. Diyang Zhao, Ka-Meng Lei, Pui In Mak, Man-Kay Law, R. P. Martins, Design considerations of a low-noise receiver front-end and its spiral coil for portable NMR screening

    IEEE Asia Pacific Conference on Circuits and Systems (APCCAS)

     pp 403-406 Nov-2014
  21. Ka-Meng Lei, Pui-In Mak, Man-Kay Law and Rui P. Martins, A 2.93 µW 8-bit capacitance-to-RF converter for movable laboratory mice blood pressure monitoring

    in Proc. Asia Symposium on Quality Electronic Design (ASQED)

     pp 216-219 Aug-2013
  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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