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Sunday 23 June 2024
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Dr. LEI Chi Un, Leon
Senior Lecturer / Senior E-learning Technologist

MB 114, 1/F, Main Building, Main Campus
(852) 3917 4758
culei@hku.hk

Areas of Expertise in T & LResearch AreasProjectsPublicationsAwardsProfessional Community ServicesOthers
  • 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

Project Received amount
1. Building a Collaborative Platform for Enhancing Artificial Intelligence Applications in Education
Co-investigator, UGC Teaching Development and Language Enhancement Grant – Inter-institutional Collaborative Activities (2022-2025)
USD 389,492
2. Professional Business Writing for Impactful Workplace Communication
Co-investigator, UGC Teaching Development and Language Enhancement Grant (2022-2025)
USD 100,926
3. The Development of Online Interactive Learning Resources to Enhance Students’ Language Proficiency
Co-investigator, UGC Teaching Development and Language Enhancement Grant (2022-2025)
USD 49,874
4. Empowering University Teachers for the Next-Stage Virtual Teaching
Principal investigator, UGC Special Grant for Strategic Development of Virtual Teaching and Learning – Inter-institutional Collaborative Activities (2021)
USD 195,854
5. One-Stop Station for Innovation and Support on Virtual Instruction
Principal investigator, UGC Special Grant for Strategic Development of Virtual Teaching and Learning (2021)
USD 128,631
6. Skills-Based Training for the Integration of VTL into Science Laboratory and Field Practicum
Co-investigator, UGC Special Grant for Strategic Development of Virtual Teaching and Learning (2021)
USD 128,631
7. Exploring the Effectiveness of Gamification and Self-regulated Learning Recommender Systems in Fully Online Flipped Learning
Co-investigator, UGC Special Grant for Strategic Development of Virtual Teaching and Learning (2021)
USD 64,316

From other grant committees

Project Received amount
1. Computer-based Exams for Law Students
Co-Investigator, HKU Teaching Development Grants (2022)
USD 38,393
2. Quantum Technology for Everyone: Hands-on Research-Oriented Learning Activities Integrated with An In-class Demonstration Kit
Co-Investigator, HKU Teaching Development Grants (2021)
USD 36,992
3. Assessing the Fairness, Scalability and Effectiveness of Invigilated/Proctored Online Assessment
Principal investigator, HKU Teaching Development Grants (2020)
USD 31,740
4. Enhancing Learner Engagement in Asynchronous Online Learning through Adaptive Learning (AL)
Co-Investigator, HKU Teaching Development Grants (2020)
USD 29,820
5. Partnering with Students to Design and Enhance Assessments in a Digital World
Co-Investigator, HKU Teaching Development Grants (2020)
USD 31,356
6. Knowledge and Experience Generalisation (“KEG”) through Daily Sharing by Legal Professionals to Break the “ICE”: Internationalisation, Common sense and Ethics Education
Co-Investigator, HKU Teaching Development Grants (2020)
USD 32,143
7. Promoting Creative and Ethical Use of Copyright Works in Education
Co-Investigator, HKU Knowledge Exchange Funding (2019)
USD 12,759
8. Promoting Students’ Engagement in Flipped Learning via Chatbot-integrated Activities
Co-Investigator, HKU Teaching Development Grants (2019)
USD 32,774
9. Soaring to blue sky and Contributing to Society — Online Self-paced Courseware for the Common Recruitment Examination (CRE) and employability assessment
Co-Investigator, HKU Teaching Development Grants (2019)
USD 32,135
10. Promoting Creative and Ethical Curriculum and Pedagogical Innovations through Copyright Education
Co-Investigator, HKU Teaching Development Grants (2018)
USD 37,904
11. Principle-guided Flipped Classroom Implementation in Two Faculties for Deepening the Learning of Practical Skills and Higher-Order Thinking Skills
Co-Investigator, HKU Teaching Development Grants (2018)
USD 35,461
12. Professional development for DIY online teaching in HKU via a self-paced small private online course
Principal investigator, HKU Teaching Development Grants (2017)
USD 32,077
13. Flipping an advanced programming course
Co-Investigator, HKU Teaching Development Grants (2016)
USD 10,702
14. Developing E-Learning resources for speech and hearing sciences
Co-Investigator, HKU Teaching Development Grants (2016)
USD 21,079
15. Analyzing MOOCs to design for engaging and effective E-learning experiences
Principal investigator, HKU Teaching Development Grants (2015)
USD 46,319
16. Improving teaching and learning of common core courses through learning analytics
Co-Investigator, HKU Teaching Development Grants (2015)
USD 55,500
17. Enhancing teaching and learning through integrating mobile learning with learning management system
Co-Investigator, HKU Teaching Development Grants (2014)
USD 64,502

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

2022 IEEE Hong Kong Section 50th Anniversary Contribution Award
2021 IEEE MGA Outstanding Large Section Award (as a group member)
2020 HKU Teaching Innovation Award
2020 IEEE International Conference on Teaching, Assessment, and Learning for Engineering Outstanding Paper Award
2018 HKU Professional Services Award
2017 IEEE International Conference on Teaching, Assessment, and Learning for Engineering Bes Paper Award
2013 IEEE International Conference on Teaching, Assessment, and Learning for Engineering Best Paper Award
2012 IAENG International MultiConference of Engineers and Computer Scientists Best Paper Award
2010 IAENG International MultiConference of Engineers and Computer Scientist Best Student Paper Award
2007 IAENG International MultiConference of Engineers and Computer Scientist Best Student Paper Award

Professional Communities

Position Community Name Period of Appointment
Chair IEEE Region 10 (Asia-Pacific Region) Educational Activities Committee 2023 – 2024
Member IEEE Computational Intelligence Society Education Portal Subcommittee 2023
Chair IEEE Hong Kong Section Education Chapter 2020 – 2021

Editorship

Position Journal Name Period of Appointment
Associate Editor IEEE Transactions on Learning Technologies 2022 – Present

Local Committee Services

Position School Name Period of Appointment
School Manager Hong Kong ELCHK Wo Che Lutheran School 2023 – 2026
School Manager Hong Kong ELCHK Yuen Long Lutheran Secondary School 2020 – 2023