Ayman Fayed

Title(s):

Affiliate Associate Professor

Information

Education

Ph.D., Electrical and Computer Engineering, The Ohio State University (2004)

M.S., Electrical and Computer Engineering, The Ohio State University (2000)

B.S., Electronics and Electrical Communications Engineering, Cairo University in Egypt (1998)

Research Areas

Core Area(s): Power Management Integrated Circuits, Analog and Mixed-Signal Integrated Circuits, Data Converters, Power Electronics

Department’s Strategic Area(s): Materials, Devices and Circuits

Additional Information

Publications

Google Scholar Profile: https://scholar.google.com/citations?hl=en&user=sf4gO1gAAAAJ&view_op=list_works&pagesize=100

  • Moataz Abdelfattah, Muhammad Swilam, Brian Dupaix, Shane Smith, Ayman Fayed, and Waleed Khalil, “An On-Chip Resonant-Gate-Drive Switched-Capacitor Converter for Near-Threshold Computing Achieving 70.2% Efficiency at 0.92 A/mm2 Current Density and 0.4V Output,” 2018 IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, CA, Feb. 2018.
  •  M. Nashed and A. Fayed, “Current-Mode Hysteretic Buck Converter with Spur-Free Control for Variable Switching Noise Mitigation,” IEEE Tran. on Power Electronics. vol. 33, no. 1, pp. 650-664, Jan. 2018.
  • Ahmed Abdelmoaty, Mohammad Al. Shyoukh, Y.C. Hsu, and Ayman Fayed, “A MPPT Circuit with 25 μW Power Consumption and 98.7% Tracking Efficiency for PV Systems,”IEEE Transactions on Circuits & Systems I, vol. 64, no. 2, pp. 272-282, Feb. 2017.
  • Yongjie Jiang and Ayman Fayed, “A 1A, Dual-Inductor 4-Output Buck Converter with 20-MHz/100-MHz Dual-Frequency Switching and Integrated Output Filters in 65nm CMOS,”IEEE Journal of Solid-State Circuits, vol. 51, no. 10, pp. 2485-2500, Oct. 2016.
  •  Wei Fu, M. Radhakrishnan, S. T. Tan, R. Byrd and Ayman Fayed, “A DCM-only Buck Regulator with Hysteretic-Assisted Adaptive Minimum On-time Control for Low-Power Microcontrollers,” IEEE Transactions on Power Electronics, vol. 31, no. 1, pp. 418-429, Jan. 2016.
  •  Chih-Wei Chen and Ayman Fayed, “A Low-Power Dual-Frequency SIMO Buck Converter Topology with Fully-Integrated Outputs and Fast Dynamic Operation in 45-nm CMOS,”IEEE Journal of Solid-State Circuits, vol. 50, no. 9, pp. 2161-2173, Sept. 2015.
  •  C. Tao and A. Fayed, “PWM Control Architecture With Constant Cycle Frequency Hopping and Phase Chopping for Spur-Free Operation in Buck Regulators,” IEEE Tran. on VLSI, vol. 21, no. 9, pp. 1596-1607, Sept. 2013.
  •  Chengwu Tao and Ayman Fayed, “A Low-Noise PFM-Controlled Buck Converter for Low-Power applications,” IEEE Transactions on Circuits and Systems I, vol. 59, no. 12, pp. 3071-3080, Dec. 2012. Received the 2015 IEEE CAS Society Darlington Best Paper Award.
  •  Chengwu Tao and Ayman Fayed, “A GSM Power Amplifier Directly-Powered from a DC-DC Power Converter,” IEEE Microwave and Wireless Components Letters, vol. 22, no. 1, pp. 38-40, Jan. 2012.
  • Yogesh K. Ramadass, Ayman A. Fayed, and Anantha P. Chandrakasan, “A Fully-Integrated Switched-Capacitor Step-Down DC-DC Converter With Digital Capacitance Modulation in 45 nm CMOS,” IEEE Journal of Solid-State Circuits, vol. 45, no. 12, pp. 2557-2565, Dec. 2010.

 

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