Biochemical sensing of charged polyelectrolytes with a novel CMOS floating-gate device architecture. - Baozhen Chen; Chengwu Tao; Sumarlin William; Santosh Pandey (EIT, 2008)

Spurious-noise-free buck regulator for direct powering of analog/RF loads using PWM control with random frequency hopping and random phase chopping. - Chengwu Tao; Ayman A. Fayed (ISSCC, 2011)

A Buck Converter With Reduced Output Spurs Using Asynchronous Frequency Hopping. - Chengwu Tao; Ayman A. Fayed (IEEE Trans. Circuits Syst. II Express Briefs, 2011)

Output spectrum analysis of buck converters in DCM with PFM control. - Chengwu Tao; Ayman A. Fayed (ISCAS, 2012)

A Low-Noise PFM-Controlled Buck Converter for Low-Power Applications. - Chengwu Tao; Ayman A. Fayed (IEEE Trans. Circuits Syst. I Regul. Pap., 2012)

Output switching noise spectral analysis and modeling in buck regulators. - William A. Burkland; Chengwu Tao; Ayman A. Fayed (Microelectron. J., 2013)

PWM Control Architecture With Constant Cycle Frequency Hopping and Phase Chopping for Spur-Free Operation in Buck Regulators. - Chengwu Tao; Ayman A. Fayed (IEEE Trans. Very Large Scale Integr. Syst., 2013)