OFDM and TDM based sensing method for large projected mutual-capacitance touch screens. - M. G. A. Mohamed; A. N. Ragheb; Hossam Hassan; HyungWon Kim 001 (ICCE, 2016)

Noise cancellation techniques based on frequency selection OFDM and instrumentation sensing circuit for large touch screens. - A. N. Ragheb; HyungWon Kim 001 (ICM, 2016)

Ultra low power wide-band mixer circuit based on subthreshold operation for MB-OFDM UWB. - A. N. Ragheb; HyungWon Kim 001 (Microelectron. J., 2016)

Nano-second scale dynamic voltage scaler based on charge-pump and BW-DAC. - A. N. Ragheb; HyungWon Kim 001 (ISOCC, 2017)

Low-Power Voltage Converter Using Energy Recycling Capacitor Array. - Syed Asmat Ali Shah; A. N. Ragheb; HyungWon Kim 001 (J. Inform. and Commun. Convergence Engineering, 2017)

Ultra-low power OTA based on bias recycling and subthreshold operation with phase margin enhancement. - A. N. Ragheb; HyungWon Kim 001 (Microelectron. J., 2017)

84% High efficiency dynamic voltage scaler with nano-second settling time based on charge-pump and BWC-DAC. - A. N. Ragheb; HyungWon Kim 001; Jae-Jin Lee (Microelectron. J., 2018)