Kareem Ragab

16 papers A 1C 1Journal 9Unranked 5
YearRankTypeTitle / Venue / Authors
2022 C conf
A Fast Converging Correlation-Based Background Timing Skew Calibration Technique by Digital Windowing for Time-Interleaved ADCs.
ISCAS
Yunsong Tao, Kareem Ragab, Jin Shao, Pengpeng Chen, Yi Zhong, Lu Jie, Nan Sun
2022 J jnl
Low-Power SAR ADC Design: Overview and Survey of State-of-the-Art Techniques.
IEEE Trans. Circuits Syst. I Regul. Pap.
Xiyuan Tang, Jiaxin Liu, Yi Shen, Shaolan Li, Linxiao Shen, Arindam Sanyal, Kareem Ragab, Nan Sun
2019 J jnl
A 10-b 600-MS/s 2-Way Time-Interleaved SAR ADC With Mean Absolute Deviation-Based Background Timing-Skew Calibration.
IEEE Trans. Circuits Syst. I Regul. Pap.
Jeonggoo Song, Kareem Ragab, Xiyuan Tang, Nan Sun
2019 J jnl
Advances in Voltage-Controlled-Oscillator-Based ΔΣ ADCs.
IEICE Trans. Electron.
Shaolan Li, Arindam Sanyal, Kyoungtae Lee, Yeonam Yoon, Xiyuan Tang, Yi Zhong, Kareem Ragab, Nan Sun
2017 J jnl
A 0.95-mW 6-b 700-MS/s Single-Channel Loop-Unrolled SAR ADC in 40-nm CMOS.
IEEE Trans. Circuits Syst. II Express Briefs
Long Chen, Kareem Ragab, Xiyuan Tang, Jeonggoo Song, Arindam Sanyal, Nan Sun
2017 J jnl
A 10-b 800-MS/s Time-Interleaved SAR ADC With Fast Variance-Based Timing-Skew Calibration.
IEEE J. Solid State Circuits
Jeonggoo Song, Kareem Ragab, Xiyuan Tang, Nan Sun
2017 J jnl
A 12-b ENOB 2.5-MHz BW VCO-Based 0-1 MASH ADC With Direct Digital Background Calibration.
IEEE J. Solid State Circuits
Kareem Ragab, Nan Sun
2016 — conf
A 1.4mW 8b 350MS/s loop-unrolled SAR ADC with background offset calibration in 40nm CMOS.
ESSCIRC
Kareem Ragab, Nan Sun
2016 — conf
A 10-b 800MS/s time-interleaved SAR ADC with fast timing-skew calibration.
A-SSCC
Jeonggoo Song, Kareem Ragab, Xiyuan Tang, Nan Sun
2015 — conf
A 12b ENOB, 2.5MHz-BW, 4.8mW VCO-based 0-1 MASH ADC with direct digital background nonlinearity calibration.
CICC
Kareem Ragab, Nan Sun
2015 J jnl
Digital Background Calibration for Pipelined ADCs Based on Comparator Decision Time Quantization.
IEEE Trans. Circuits Syst. II Express Briefs
Kareem Ragab, Long Chen, Arindam Sanyal, Nan Sun
2014 — conf
A hybrid SAR-VCO ΔΣ ADC with first-order noise shaping.
CICC
Arindam Sanyal, Kareem Ragab, Long Chen, T. R. Viswanathan, Shouli Yan, Nan Sun
2013 J jnl
Thermal Noise Analysis of a Programmable-Gain Switched-Capacitor Amplifier With Input Offset Cancellation.
IEEE Trans. Circuits Syst. II Express Briefs
Kareem Ragab, Mücahit Kozak, Nan Sun
2012 — conf
Embracing local variability to enable a robust high-gain positive-feedback amplifier: Design methodology and implementation.
ISQED
Kareem Ragab, Ranjit Gharpurey, Michael Orshansky
2012 J jnl
Predictable Equation-Based Analog Optimization Based on Explicit Capture of Modeling Error Statistics.
IEEE Trans. Comput. Aided Des. Integr. Circuits Syst.
Ashish Kumar Singh, Kareem Ragab, Mario Lok, Constantine Caramanis, Michael Orshansky
2010 A conf
An algorithm for exploiting modeling error statistics to enable robust analog optimization.
ICCAD
Ashish Kumar Singh, Mario Lok, Kareem Ragab, Constantine Caramanis, Michael Orshansky