• Technology-enriched learning

Current Research Areas

• Learning analytics (SDG 4.a)
• MOOCs for K12 education (SDG 4.3)
• SDG education (SDG 4.7)
• Generative AI for accessible learning (SDG 4.5)

From the University Grants Committee

From other grant committees

Edited books

• Gonda, D. E., Luo, J., Lei, C. U., & Leung, T. Y. E. (2021). Teaching Computational Thinking: Designing Students’ Learning Experience Through Blended Learning in Higher Education Engineering Courses in HKU. Blended Learning for Inclusive and Quality Higher Education in Asia, 195-214.
• Yau, C. W., Kwok, T. T. O., Lei, C. U., & Kwok, Y. K. (2018). Energy harvesting in internet of things. Internet of Everything: Algorithms, Methodologies, Technologies and Perspectives, 35-79.
• Lei, C. U., Seon, J., Shen, Z., Lokman, K., Hughes, D. E., & Kim, Y. (2013). Building a laboratory surveillance system via a wireless sensor network. Lecture Notes in Computer Science. 707-714.
• Lei, C. U., Cheung, C. M., Kwan, H. K., & Wong, N. (2009). Efficient design of arbitrary complex response continuous-time IIR filter. Trends in Communication Technologies and Engineering Science, 163-176.
• Ho, Y. H. A., Lei, C. U., & Wong, N. (2008). Multiplierless Synthesis of Multiple Constant Multiplications Using Common Subexpression Sharing With Genetic Algorithm. Advances in Communication Systems and Electrical Engineering, 339-353.
• Lei, C.U., Cheung, C.M., & Wong, N. (2008). Novel 2D Linear-Phase IIR Filter Design and Application in Image Processing. Recent Advances in Communication Systems and Electrical Engineering, pp. 411- 424.

Single-authored academic articles

(Journal)

• Lei, C. U. (2014). SIM-DSP: A DSP-Enhanced CAD Platform for Signal Integrity Macromodeling and Simulation. Radioengineering, 23(4), 1109.
• Lei, C. U. (2013). Exploiting implicit information from data for linear macromodeling. IEEE Transactions on Components, Packaging and Manufacturing Technology, 3(9), 1570-1577.

(Conference)

• Lei, C. U. (2023, September). Empowering Learners for a Sustainable Future: Categorising Educational Resources for SDG Competence. in International Conference on Sustainable Development, forthcoming.
• Lei, C. U. (2022, December). Managing Motivation and Information Processing of Students in a Learning Analytics Course during Emergency Remote Teaching. in 2022 IEEE International Conference on Engineering, Technology & Education (TALE) (pp. 490-496). IEEE.
• Lei, C. U. (2022, November). Analysis of the Connection of United Nations Sustainable Development Goals with the Hong Kong High School Technology Curriculum. in APSCE International Conference on Computers in Education, No. 2, 61-64.
• Lei, C. U. (2021, December). E-Teaching Process Analysis and Development: From a Human Resource Development Perspective. In 2021 IEEE International Conference on Engineering, Technology & Education (TALE) (pp. 1154-1157). IEEE.
• Lei, C. U. (2014, June). Teaching introductory circuits and systems: Enhancing learning experience via iterative design process and pre-/post-project learning activities. In 2014 IEEE International Symposium on Circuits and Systems (ISCAS) (pp. 2413-2416). IEEE.
• Lei, C. U. (2014, June). LUOPAN: light utility-oriented placement of actuator nodes in sensor/actuator networks. In 2014 IEEE International Symposium on Circuits and Systems (ISCAS) (pp. 2563-2566). IEEE.
• Lei, C. U. (2010). Applying the problem-based learning approach in teaching digital integrated circuit design. In Enhancing Learning Experiences in Higher Education International Conference Proceedings. The University of Hong Kong.

Co-authored academic articles

(Journal)

• Cham, C. Y., Chow, K. W., & Lei, C. U. (2022). Self-proctored mechanism for online high-stake assessments in university courses. International Journal of Learning Technology, 17(2), 172. https://doi.org/10.1504/ijlt.2022.125080
• Ng, J., Lei, L., Iseli-Chan, N., Li, J., Siu, F., Chu, S., & Hu, X. (2020). Non-repository Uses of Learning Management System through Mobile Access. Journal of Educational Technology Development and Exchange, 13(1), 1–20.
  https://doi.org/10.18785/jetde.1301.01
• Lei, C. U., Yau, C. W., Lui, K. S., Tam, V., Yuen, A. H., & Lam, E. Y. (2019). Designing instructional videos and classwork activities: teaching internet of things via flipped classroom. International Journal of Mobile Learning and Organisation, 13(4), 392-411.
• Lei, C. U., Chong, W. K., & Man, K. L. (2014). Utility-oriented placement of actuator nodes with a collaborative serving scheme for facilitated business and working environments. The Scientific World Journal, 2014.
• Lei, C. U., Man, K. L., Liang, H. N., Lim, E. G., & Wan, K. (2013). Building an intelligent laboratory environment via a cyber-physical system. International Journal of Distributed Sensor Networks, 9(12), 109014.
• Lei, C. U., Man, K. L., Lim, E. G., Zhang, N., & Wan, K. Y. (2013). Development of a reliability course for emerging circuits and systems. In Advanced Materials Research (Vol. 622, pp. 1922-1924). Trans Tech Publications Ltd.
• Ting, T. O., Man, K. L., Lei, C. U., & Lu, C. (2014). State-of-Charge for Battery Management System via Kalman Filter. Engineering Letters, 22(2), 75-82.
• Lim, E. G., Wang, Z., Wang, J. C., Leach, M., Zhou, R., Lei, C. U., & Man, K. L. (2014). Wearable Textile Substrate Patch Antennas. Engineering Letters, 22(2), 94-101.
• Ma, J., Man, K. L., Ting, T. O., Zhang, N., Lim, E. G., Guan, S. U., … & Lei, C. U. (2014). Simple computational method of predicting electrical characteristics in solar cells. Elektronika ir Elektrotechnika, 20(1), 41-44.
• Ma, J., Man, K. L., Zhang, N., Guan, S. U., Wong, P. W. H., Lim, E. G., … & Lei, C. U. (2013). Improving power-conversion efficiency via a hybrid MPPT approach for photovoltaic systems. Elektronika ir Elektrotechnika, 19(7), 57-60.
• Shen, Z., Afolabi, D. O., Liang, H., Zhang, N., Liu, D., Man, K. L., … & Cheng, L. (2013). Porting LooCi from the Contiki platform to the Zigduino platform: An working approach. IAENG International Journal of Computer Science, 104-109.
• Zhang, N., Lei, C. U., & Man, K. L. (2013). Parallel binomial American option pricing on CPU-GPU hybrid platform. In IAENG Transactions on Electrical Engineering Volume 1 (pp. 161-174).
• Karmani, M., Khedhiri, C., Hamdi, B., Man, K. L., Lim, E., & Lei, C. U. (2012). A concurrent error detection based fault-tolerant 32 nm XOR-XNOR circuit implementation. Lecture Notes in Engineering and Computer Science.
• Karmani, M., Khedhiri, C., Hamdi, B., Man, K. L., & Lei, C. U. (2012). A Fault-tolerant 32 nm CMOS Double Sideband Amplitude Suppressed Carrier Modulator-Demodulator Circuit Implementation. International Journal of Computer Science Issues, 56-69.
• Kapoor, H. K., Ma, J., Krilavicius, T., Man, K. L., & Lei, C. U. (2012). Formal verification and synthesis of null conventional logic circuits. In IAENG Transactions On Engineering Technologies Volume 7 (pp. 320-333).
• Lei, C. U., & Wong, N. (2011). WISE: Warped impulse structure estimation for time-domain linear macromodeling. IEEE Transactions on Components, Packaging and Manufacturing Technology, 2(1), 131-139.
• Zhang, N., Man, K. L., Yu, T., & Lei, C. U. (2011). Text and content-based image retrieval via locality sensitive hashing. Engineering Letters, 228-234.
• Lei, C. U., Wang, Y., Chen, Q., & Wong, N. (2010, October). A decade of vector fitting development: Applications on signal/power integrity. In AIP Conference Proceedings (Vol. 1285, No. 1, pp. 435-449). American Institute of Physics.
• Lim, E. G., Wang, Z., Lei, C. U., Wang, Y., & Man, K. L. (2010). Ultra wideband antennas: Past and present. IAENG International Journal of Computer Science, 304-314.
• Lei, C. U., & Wong, N. (2009). IIR approximation of FIR filters via discrete-time hybrid-domain vector fitting. IEEE Signal Processing Letters, 16(6), 533-537.
• Ho, Y. H. A., Lei, C. U., Kwan, H. K., & Wong, N. (2008). Optimal common sub-expression elimination algorithm of multiple constant multiplications with a logic depth constraint. IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 91(12), 3568-3575.
• Wong, N., & Lei, C. U. (2008). IIR approximation of FIR filters via discrete-time vector fitting. IEEE Transactions on Signal Processing, 56(3), 1296-1302.

Awards

Professional Communities

Editorship

Local Committee Services