2004.9-2008.7 合肥工业大学，学士，电子科学与技术

2008.9-2011.7 复旦大学，硕士，微电子与固体电子学

2011.8-2016.8 香港科技大学，博士，电子及计算机工程

电源管理及模拟集成电路设计

2016.9-2018.8 香港科技大学，博士后

2018.9-2019.3 中国科学技术大学，研究员

2019.4-至今   中国科学技术大学，教授

 

2015年IEEE固态电路学会博士成就奖

2018年香港科学会青年科学家提名奖

1. 中组部“创新人才计划”青年项目科研启动经费，2019.06-2023.06, 300万元, 在研, 主持。

2. 国家自然科学基金面上项目，2020.1-2023.12, 59万，主持

1.     L. Cheng, W. H. Ki, “A 30MHz hybrid buck converter with 36mV droop and 125ns 1% settling time for a 1.25A/2ns load transient," IEEE International Solid-State Circuits Conference (ISSCC), Feb. 2017, San Francisco, USA.

2.     L. Cheng, W. H. Ki, Y. T. Wong, T. S. Yim and C. Y. Tsui, "A 6.78MHz 6W wireless power receiver with a 3-Level 1×/½×/0× reconfigurable resonant regulating rectifier," IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, USA, pp. 376-377, Jan. 2016.

3.     L. Cheng, Y. Liu, W. H. Ki, "A 10/30MHz wide-duty-cycle-range buck converter with DDA-based Type-III compensator and fast reference-tracking responses for DVS applications," IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, USA, pp. 84-85, Feb. 2014. (Invited to the special issue of JSSC)

4.     L. Cheng, W. H. Ki, C. Y. Tsui, "A 6.78-MHz single-stage wireless power receiver using a 3-mode reconfigurable resonant regulating rectifier," IEEE Journal of Solid-State Circuits (JSSC), vol. 52, no. 5, pp. 1412-1423, May 2017.

5.     L. Cheng, W. H. Ki, Y. Lu and T. S. Yim, "Adaptive on/off delay-compensated active rectifiers for wireless power transfer systems," IEEE Journal of Solid-State Circuits (JSSC), vol. 51, no. 3, pp. 712-723, Mar. 2016.

6.     L. Cheng, Y. Liu, W. H. Ki, "A 10/30 MHz fast reference-tracking buck converter with DDA-based Type-III compensator," IEEE Journal of Solid-State Circuits (JSSC), vol. 49, no. 12, pp. 2788-2799, Dec. 2014. (Invited paper)

7.     L. Cheng, J. Ni, Y. Qian, M. Zhou, W. H. Ki, B. Liu, G. Li, Z. Hong, "On-chip compensated wide output range boost converter with fixed-frequency adaptive off-time control for LED driver applications," IEEE Transactions on Power Electronics (TPEL), vol. 30, no. 4, pp. 2096-2107, Apr. 2015.

8.     L. Cheng, W. H. Ki, F. Yang, P. K. T. Mok, X. Jing, "Predicting sub-harmonic oscillation of voltage-mode switching converters using a circuit-oriented geometrical approach," IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I), vol. 64, no. 3, pp. 717-730, Mar. 2017.